deploy: 1ef9fa78

Signed-off-by: MasterOdin <matt.peveler@gmail.com>
author: MasterOdin <matt.peveler@gmail.com> 2021-02-06 04:31:44 +0000
committer: MasterOdin <matt.peveler@gmail.com> 2021-02-06 04:31:44 +0000
commit: 3b03d65e7725c72ac1007a34332bd9b69840cf6c (patch)
tree: 346d983480a734be1ff724529b7ce450489cdeda
parent: 581f7f6d21d3211b4077c9d767c57b647e4f80d2 (diff)
download: asciidoc-py3-3b03d65e7725c72ac1007a34332bd9b69840cf6c.tar.gz
70 files changed, 522 insertions, 543 deletions
diff --git a/CHANGELOG.html b/CHANGELOG.html
index a4131d2..747d159 100644
--- a/CHANGELOG.html
+++ b/CHANGELOG.html
@@ -8299,7 +8299,7 @@ Fixed error that occurred when <em>==</em> title underline was
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:45 UTC<br />
+Last updated 2021-02-06 04:30:29 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/INSTALL.html b/INSTALL.html
index a653bca..aad7032 100644
--- a/INSTALL.html
+++ b/INSTALL.html
@@ -265,7 +265,7 @@ Guide</em>.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:47 UTC<br />
+Last updated 2021-02-06 04:30:31 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/README-website.html b/README-website.html
index 9edd229..1b54fd8 100644
--- a/README-website.html
+++ b/README-website.html
@@ -102,7 +102,7 @@ browsers.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:47 UTC<br />
+Last updated 2021-02-06 04:30:31 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/README.html b/README.html
index eb00a07..4923e52 100644
--- a/README.html
+++ b/README.html
@@ -60,7 +60,7 @@ SGML/XML markup) can be customized and extended by the user.</p></div>
 <div class="paragraph"><p>AsciiDoc is written in Python so you need a Python interpreter
 (version 3.5 or later) to execute <code>asciidoc(1)</code>. Python is installed by
 default in most Linux distributions.  You can download Python from the
-official Python website <a href="http://www.python.org">http://www.python.org</a>.</p></div>
+official Python website <a href="https://www.python.org/">https://www.python.org/</a>.</p></div>
 </div>
 </div>
 <div class="sect1">
@@ -130,7 +130,7 @@ Public License version 2 (GPLv2).</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:47 UTC<br />
+Last updated 2021-02-06 04:30:31 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/README.txt b/README.txt
index 7a5f89c..86fe699 100644
--- a/README.txt
+++ b/README.txt
@@ -18,7 +18,7 @@ Prerequisites
 AsciiDoc is written in Python so you need a Python interpreter
 (version 3.5 or later) to execute asciidoc(1). Python is installed by
 default in most Linux distributions.  You can download Python from the
-official Python website http://www.python.org.
+official Python website https://www.python.org/.
 
 
 Obtaining AsciiDoc
diff --git a/a2x.1.html b/a2x.1.html
index fec6cc5..27e890e 100644
--- a/a2x.1.html
+++ b/a2x.1.html
@@ -582,7 +582,7 @@ The output <strong>DESTINATION_DIR</strong>.
 <li>
 <p>
 <strong>FOP</strong> (pdf format&#8201;&#8212;&#8201;alternative PDF file generator):
-  <a href="http://xmlgraphics.apache.org/fop/">http://xmlgraphics.apache.org/fop/</a>
+  <a href="https://xmlgraphics.apache.org/fop/">https://xmlgraphics.apache.org/fop/</a>
 </p>
 </li>
 <li>
@@ -712,7 +712,7 @@ contributed to it.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:48 UTC<br />
+Last updated 2021-02-06 04:30:32 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/a2x.1.txt b/a2x.1.txt
index e9af286..ca4dabf 100644
--- a/a2x.1.txt
+++ b/a2x.1.txt
@@ -286,7 +286,7 @@ REQUISITES
 - *dblatex* (pdf, dvi, ps, tex formats):
   http://dblatex.sourceforge.net/
 - *FOP* (pdf format -- alternative PDF file generator):
-  http://xmlgraphics.apache.org/fop/
+  https://xmlgraphics.apache.org/fop/
 - *w3m* (text format):
   http://w3m.sourceforge.net/index.en.html
 - *Lynx* (text format -- alternative text file generator):
diff --git a/article-html5-toc2.html b/article-html5-toc2.html
index 01a464e..2196897 100644
--- a/article-html5-toc2.html
+++ b/article-html5-toc2.html
@@ -1013,7 +1013,7 @@ A second glossary term
 <div id="footer-text">
 Version 9.0.5<br>
 Last updated
- 2021-02-06 03:13:45 UTC
+ 2021-02-06 04:30:28 UTC
 </div>
 </div>
 </body>
diff --git a/article-standalone.html b/article-standalone.html
index fbc8e85..6f0c1b8 100644
--- a/article-standalone.html
+++ b/article-standalone.html
@@ -1080,7 +1080,7 @@ A second glossary term
 <div id="footer-text">
 Version 9.0.5<br />
 Last updated
- 2021-02-06 03:13:45 UTC
+ 2021-02-06 04:30:28 UTC
 </div>
 </div>
 </body>
diff --git a/article.html b/article.html
index c36c4da..0913fa6 100644
--- a/article.html
+++ b/article.html
@@ -213,7 +213,7 @@ A second glossary term
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:48 UTC<br />
+Last updated 2021-02-06 04:30:32 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/article.pdf b/article.pdf
index 4da1958..ecb5374 100644
--- a/article.pdf
+++ b/article.pdf
diff --git a/asciidoc-docbook-xsl.html b/asciidoc-docbook-xsl.html
index 697e214..f2cf0a6 100644
--- a/asciidoc-docbook-xsl.html
+++ b/asciidoc-docbook-xsl.html
@@ -135,7 +135,7 @@ without chapter numbering.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:48 UTC<br />
+Last updated 2021-02-06 04:30:32 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/asciidoc-graphviz-sample.html b/asciidoc-graphviz-sample.html
index e4df20f..dca5ef7 100644
--- a/asciidoc-graphviz-sample.html
+++ b/asciidoc-graphviz-sample.html
@@ -220,7 +220,7 @@ digraph finite_state_machine {
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:49 UTC<br />
+Last updated 2021-02-06 04:30:33 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/asciidoc.1.css-embedded.html b/asciidoc.1.css-embedded.html
index 81645c5..6c1e977 100644
--- a/asciidoc.1.css-embedded.html
+++ b/asciidoc.1.css-embedded.html
@@ -1162,7 +1162,7 @@ Public License version 2 (GPLv2).</p></div>
 <div id="footer-text">
 Version 9.0.5<br />
 Last updated
- 2021-02-06 03:13:45 UTC
+ 2021-02-06 04:30:28 UTC
 </div>
 </div>
 </body>
diff --git a/asciidoc.1.html b/asciidoc.1.html
index 5b5cfa8..8fd77ea 100644
--- a/asciidoc.1.html
+++ b/asciidoc.1.html
@@ -380,7 +380,7 @@ Public License version 2 (GPLv2).</p>
 <hr><p><small>
 Version 9.0.5<br>
 Last updated
- 2021-02-06 03:13:45 UTC
+ 2021-02-06 04:30:28 UTC
 </small></p>
 </body>
 </html>
diff --git a/asciidoc.css-embedded.html b/asciidoc.css-embedded.html
index 6e7ada8..653224b 100644
--- a/asciidoc.css-embedded.html
+++ b/asciidoc.css-embedded.html
@@ -962,7 +962,7 @@ slidy
 <dd>
 <p>
   Use this backend to generate self-contained
-  <a href="http://www.w3.org/Talks/Tools/Slidy2/">Slidy</a> HTML slideshows for
+  <a href="https://www.w3.org/Talks/Tools/Slidy2">Slidy</a> HTML slideshows for
   your web browser from AsciiDoc documents. The Slidy backend is
   documented in the distribution <code>doc/slidy.txt</code> file and
   <a href="https://asciidoc.org/slidy.html">online</a>.
@@ -974,7 +974,7 @@ wordpress
 <dd>
 <p>
   A minor variant of the <em>html4</em> backend to support
-  <a href="http://srackham.wordpress.com/blogpost1/">blogpost</a>.
+  <a href="https://srackham.wordpress.com/blogpost1/">blogpost</a>.
 </p>
 </dd>
 <dt class="hdlist1">
@@ -1046,15 +1046,16 @@ By default backends plugins are installed in
 <h2 id="_docbook">5. DocBook</h2>
 <div class="sectionbody">
 <div class="paragraph"><p>AsciiDoc generates <em>article</em>, <em>book</em> and <em>refentry</em>
-<a href="http://www.docbook.org/">DocBook</a> documents (corresponding to the
+<a href="https://docbook.org/">DocBook</a> documents (corresponding to the
 AsciiDoc <em>article</em>, <em>book</em> and <em>manpage</em> document types).</p></div>
 <div class="paragraph"><p>Most Linux distributions come with conversion tools (collectively
 called a toolchain) for <a href="#X12">converting DocBook files</a> to
 presentation formats such as Postscript, HTML, PDF, EPUB, DVI,
 PostScript, LaTeX, roff (the native man page format), HTMLHelp,
 JavaHelp and text.  There are also programs that allow you to view
-DocBook files directly, for example <a href="http://live.gnome.org/Yelp">Yelp</a>
-(the GNOME help viewer).</p></div>
+DocBook files directly, for example
+<a href="https://wiki.gnome.org/action/show/Apps/Yelp">Yelp</a> (the GNOME help
+viewer).</p></div>
 <div class="sect2">
 <h3 id="X12">5.1. Converting DocBook to other file formats</h3>
 <div class="paragraph"><p>DocBook files are validated, parsed and translated various
@@ -1228,7 +1229,7 @@ AsciiDoc
 </p>
 </dd>
 <dt class="hdlist1">
-<a id="X14"></a><a href="http://xmlgraphics.apache.org/fop/">FOP</a>
+<a id="X14"></a><a href="https://xmlgraphics.apache.org/fop/">FOP</a>
 </dt>
 <dd>
 <p>
@@ -1246,7 +1247,7 @@ AsciiDoc
   The Microsoft HTML Help Compiler (<code>hhc.exe</code>) is a command-line tool
   that converts HTML Help source files to a single HTML Help (<code>.chm</code>)
   file. It runs on MS Windows platforms and can be downloaded from
-  <a href="http://www.microsoft.com">http://www.microsoft.com</a>.
+  <a href="https://www.microsoft.com/">https://www.microsoft.com/</a>.
 </p>
 </dd>
 </dl></div>
@@ -2341,7 +2342,7 @@ outputs. The CSS class names are:</p></div>
 </li>
 </ul></div>
 <div class="paragraph"><p>Where <em>&lt;color&gt;</em> can be any of the
-<a href="http://en.wikipedia.org/wiki/Web_colors#HTML_color_names">sixteen HTML
+<a href="https://en.wikipedia.org/wiki/Web_colors#HTML_color_names">sixteen HTML
 color names</a>.  Examples:</p></div>
 <div class="literalblock">
 <div class="content">
@@ -2670,7 +2671,7 @@ block the second attribute value in the AttributeList is quoted to
 ensure the <em>http</em> macro is expanded to a hyperlink.</p></div>
 <div class="listingblock">
 <div class="content">
-<pre><code>[quote,'http://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
+<pre><code>[quote,'https://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
 _____________________________________________________________________
 Sir, a woman's preaching is like a dog's walking on his hind legs. It
 is not done well; but you are surprised to find it done at all.
@@ -4383,7 +4384,7 @@ inline macros) and <code>&lt;name&gt;::&lt;target&gt;[&lt;attrlist&gt;]</code> (
 macros).  Here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>http://www.docbook.org/[DocBook.org]
+<pre><code>https://docbook.org/[DocBook.org]
 include::chapt1.txt[tabsize=2]
 mailto:srackham@gmail.com[]</code></pre>
 </div></div>
@@ -4475,14 +4476,14 @@ If the <code>&lt;attrlist&gt;</code> is empty the URL is displayed.
 <div class="paragraph"><p>Here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>http://www.docbook.org/[DocBook.org]
-http://www.docbook.org/
+<pre><code>https://docbook.org/[DocBook.org]
+https://docbook.org/
 mailto:joe.bloggs@foobar.com[email Joe Bloggs]
 joe.bloggs@foobar.com</code></pre>
 </div></div>
 <div class="paragraph"><p>Which are rendered:</p></div>
-<div class="paragraph"><p><a href="http://www.docbook.org/">DocBook.org</a></p></div>
-<div class="paragraph"><p><a href="http://www.docbook.org/">http://www.docbook.org/</a></p></div>
+<div class="paragraph"><p><a href="https://docbook.org/">DocBook.org</a></p></div>
+<div class="paragraph"><p><a href="https://docbook.org/">https://docbook.org/</a></p></div>
 <div class="paragraph"><p><a href="mailto:joe.bloggs@foobar.com">email Joe Bloggs</a></p></div>
 <div class="paragraph"><p><a href="mailto:joe.bloggs@foobar.com">joe.bloggs@foobar.com</a></p></div>
 <div class="paragraph"><p>If the <code>&lt;target&gt;</code> necessitates space characters use <code>%20</code>, for example
@@ -4597,7 +4598,7 @@ referring document.</p></div>
 The optional <em>alt</em> attribute is also the first positional attribute,
   it specifies alternative text which is displayed if the output
   application is unable to display the image file (see also
-  <a href="http://htmlhelp.com/feature/art3.htm">Use of ALT texts in IMGs</a>). For
+  <a href="https://htmlhelp.com/feature/art3.htm">Use of ALT texts in IMGs</a>). For
   example:
 </p>
 <div class="literalblock">
@@ -4763,7 +4764,7 @@ image::images/layout.png[J14P main circuit board]</code></pre>
 <div class="title">Embedding images in XHTML documents</div>
 <div class="paragraph"><p>If you define the <code>data-uri</code> attribute then images will be embedded in
 XHTML outputs using the
-<a href="http://en.wikipedia.org/wiki/Data:_URI_scheme">data URI scheme</a>.  You
+<a href="https://en.wikipedia.org/wiki/Data_URI_scheme">data URI scheme</a>.  You
 can use the <em>data-uri</em> attribute with the <em>xhtml11</em> and <em>html5</em>
 backends to produce single-file XHTML documents with embedded images
 and CSS, for example:</p></div>
@@ -6418,7 +6419,7 @@ white space character on either side. For example:</p></div>
 <div class="sect2">
 <h3 id="_refmiscinfo_attributes">24.4. refmiscinfo attributes</h3>
 <div class="paragraph"><p>In addition to the automatically created man page <a href="#X60">intrinsic attributes</a> you can assign DocBook
-<a href="http://www.docbook.org/tdg5/en/html/refmiscinfo.html">refmiscinfo</a>
+<a href="https://tdg.docbook.org/tdg/4.5/refmiscinfo.html">refmiscinfo</a>
 element <em>source</em>, <em>version</em> and <em>manual</em> values using AsciiDoc
 <code>{mansource}</code>, <code>{manversion}</code> and <code>{manmanual}</code> attributes
 respectively. This example is from the AsciiDoc header of a man page
@@ -6453,7 +6454,7 @@ distributed <code>doc/latexmath.txt</code> file.</p></div>
 </div>
 <div class="sect2">
 <h3 id="_mathjax">25.2. MathJax</h3>
-<div class="paragraph"><p><a href="http://www.mathjax.org/">MathJax</a> allows LaTeX Math style formulas to be included
+<div class="paragraph"><p><a href="https://www.mathjax.org/">MathJax</a> allows LaTeX Math style formulas to be included
 in XHTML documents generated via the AsciiDoc <em>xhtml11</em> and <em>html5</em> backends.
 This route overcomes several restrictions of the MathML-based approaches,
 notably, restricted support of MathML by many mainstream browsers. To enable
@@ -6468,7 +6469,7 @@ you are offline (but it can be configured differently).</p></div>
 <div class="paragraph"><p><em>LaTeXMathML</em> allows LaTeX Math style formulas to be included in XHTML
 documents generated using the AsciiDoc <em>xhtml11</em> and <em>html5</em> backends.
 AsciiDoc uses the
-<a href="http://www.maths.nottingham.ac.uk/personal/drw/lm.html">original
+<a href="https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html">original
 LaTeXMathML</a> by Douglas Woodall.  <em>LaTeXMathML</em> is derived from
 ASCIIMathML and is for users who are more familiar with or prefer
 using LaTeX math formulas (it recognizes a subset of LaTeX Math, the
@@ -6501,11 +6502,11 @@ of the equations).</td>
 </div>
 <div class="sect2">
 <h3 id="_asciimathml">25.4. ASCIIMathML</h3>
-<div class="paragraph"><p><a href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html">ASCIIMathML</a>
-formulas can be included in XHTML documents generated using the
-<em>xhtml11</em> and <em>html5</em> backends. To enable ASCIIMathML support you must
-define the <em>asciimath</em> attribute, for example using the <code>-a asciimath</code>
-command-line option.  Example inline formula:</p></div>
+<div class="paragraph"><p><a href="http://asciimath.org/">ASCIIMath</a> formulas can be included in XHTML
+documents generated using the <em>xhtml11</em> and <em>html5</em> backends. To enable
+ASCIIMathML support you must define the <em>asciimath</em> attribute, for
+example using the <code>-a asciimath</code> command-line option.  Example inline
+formula:</p></div>
 <div class="literalblock">
 <div class="content">
 <pre><code>asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]</code></pre>
@@ -6515,7 +6516,7 @@ distributed <code>doc/asciimathml.txt</code> file.</p></div>
 </div>
 <div class="sect2">
 <h3 id="_mathml">25.5. MathML</h3>
-<div class="paragraph"><p><a href="http://www.w3.org/Math/">MathML</a> is a low level XML markup for
+<div class="paragraph"><p><a href="https://www.w3.org/Math/">MathML</a> is a low level XML markup for
 mathematics. AsciiDoc has no macros for MathML but users familiar with
 this markup could use passthrough macros and passthrough blocks to
 include MathML in output documents.</p></div>
@@ -7578,8 +7579,8 @@ Attribute entries can be used to make your documents easier to read
 and write, here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>:1:         http://freshmeat.net/projects/asciidoc/
-:homepage:  http://asciidoc.org[AsciiDoc home page]
+<pre><code>:1:         http://freshmeat.sourceforge.net/projects/asciidoc/
+:homepage:  https://asciidoc.org[AsciiDoc home page]
 :new:       image:./images/smallnew.png[]
 :footnote1: footnote:[A meaningless latin term]</code></pre>
 </div></div>
@@ -8303,7 +8304,7 @@ If the input file is the standard input and the output file is not
 <li>
 <p>
 See
-   <a href="http://en.wikipedia.org/wiki/Non-English_usage_of_quotation_marks">non-English
+   <a href="https://en.wikipedia.org/wiki/Quotation_mark#Summary_table">non-English
    usage of quotation marks</a>.
 </p>
 </li>
@@ -8983,7 +8984,7 @@ cellspacing="0" cellpadding="4">
 <td align="left" valign="top"><p class="table"><em>music</em></p></td>
 <td align="left" valign="top"><p class="table">A <a href="https://asciidoc.org/music-filter.html">music filter</a> is included in the
 distribution <code>./filters/</code> directory. It translates music in
-<a href="http://lilypond.org/">LilyPond</a> or <a href="http://abcnotation.org.uk/">ABC</a>
+<a href="https://lilypond.org/">LilyPond</a> or <a href="https://abcnotation.com/">ABC</a>
 notation to standard classical notation.</p></td>
 </tr>
 <tr>
@@ -8999,7 +9000,7 @@ AsciiDoc output documents.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>graphviz</em></p></td>
-<td align="left" valign="top"><p class="table">Gouichi Iisaka has written a <a href="http://www.graphviz.org/">Graphviz</a>
+<td align="left" valign="top"><p class="table">Gouichi Iisaka has written a <a href="https://www.graphviz.org/">Graphviz</a>
 filter for AsciiDoc.  Graphviz generates diagrams from a textual
 specification. Gouichi Iisaka&#8217;s Graphviz filter is included in the
 AsciiDoc distribution. Here are some
@@ -9168,7 +9169,7 @@ Put <code>set</code> commands in your <code>~/.vimrc</code> file so you don&#821
 </li>
 <li>
 <p>
-The Vim website (<a href="http://www.vim.org">http://www.vim.org</a>) has a wealth of resources,
+The Vim website (<a href="https://www.vim.org/">https://www.vim.org/</a>) has a wealth of resources,
   including scripts for automated spell checking and ASCII Art
   drawing.
 </p>
@@ -9463,8 +9464,8 @@ Change the indentation and layout of configuration file markup
 </li>
 <li>
 <p>
-Use Dave Raggett&#8217;s <a href="http://tidy.sourceforge.net/">HTML Tidy</a> program
-   to tidy asciidoc(1) output. Example:
+Use <a href="https://www.html-tidy.org/">HTML Tidy</a> program to tidy
+   asciidoc(1) output. Example:
 </p>
 <div class="literalblock">
 <div class="content">
@@ -9576,7 +9577,7 @@ type&#8217;s DTD, if the DTD is not installed in your system&#8217;s catalog the
 it will be fetched from its Internet location. If you omit the
 <code>--valid</code> option the document will only be checked that it is well
 formed.</p></div>
-<div class="paragraph"><p>The online <a href="http://validator.w3.org/#validate_by_uri+with_options">W3C
+<div class="paragraph"><p>The online <a href="https://validator.w3.org/#validate_by_uri+with_options">W3C
 Markup Validation Service</a> is the defacto standard when it comes to
 validating HTML (it validates all HTML standards including HTML5).</p></div>
 </div>
@@ -10125,7 +10126,7 @@ names to the output document not the source document.</td>
 <td align="left" valign="top"><div><div class="paragraph"><p>Set a <em>CSS signature</em> for the document (sets the <em>id</em> attribute of the
 HTML <em>body</em> element). CSS signatures provide a mechanism that allows
 users to personalize the document appearance. The term <em>CSS signature</em>
-was <a href="http://archivist.incutio.com/viewlist/css-discuss/13291">coined by
+was <a href="https://juicystudio.com/article/css-selectors.php">coined by
 Eric Meyer</a>.</p></div></div></td>
 </tr>
 <tr>
@@ -10458,7 +10459,7 @@ General Public License version 2 for more details.</p></div>
 <div id="footer-text">
 Version 9.0.5<br />
 Last updated
- 2021-02-06 03:13:45 UTC
+ 2021-02-06 04:30:28 UTC
 </div>
 </div>
 </body>
diff --git a/asciidoc.html b/asciidoc.html
index fb1bc25..8a60f41 100644
--- a/asciidoc.html
+++ b/asciidoc.html
@@ -267,7 +267,7 @@ slidy
 <dd>
 <p>
   Use this backend to generate self-contained
-  <a href="http://www.w3.org/Talks/Tools/Slidy2/">Slidy</a> HTML slideshows for
+  <a href="https://www.w3.org/Talks/Tools/Slidy2">Slidy</a> HTML slideshows for
   your web browser from AsciiDoc documents. The Slidy backend is
   documented in the distribution <code>doc/slidy.txt</code> file and
   <a href="https://asciidoc.org/slidy.html">online</a>.
@@ -279,7 +279,7 @@ wordpress
 <dd>
 <p>
   A minor variant of the <em>html4</em> backend to support
-  <a href="http://srackham.wordpress.com/blogpost1/">blogpost</a>.
+  <a href="https://srackham.wordpress.com/blogpost1/">blogpost</a>.
 </p>
 </dd>
 <dt class="hdlist1">
@@ -351,15 +351,16 @@ By default backends plugins are installed in
 <h2 id="_docbook">5. DocBook</h2>
 <div class="sectionbody">
 <div class="paragraph"><p>AsciiDoc generates <em>article</em>, <em>book</em> and <em>refentry</em>
-<a href="http://www.docbook.org/">DocBook</a> documents (corresponding to the
+<a href="https://docbook.org/">DocBook</a> documents (corresponding to the
 AsciiDoc <em>article</em>, <em>book</em> and <em>manpage</em> document types).</p></div>
 <div class="paragraph"><p>Most Linux distributions come with conversion tools (collectively
 called a toolchain) for <a href="#X12">converting DocBook files</a> to
 presentation formats such as Postscript, HTML, PDF, EPUB, DVI,
 PostScript, LaTeX, roff (the native man page format), HTMLHelp,
 JavaHelp and text.  There are also programs that allow you to view
-DocBook files directly, for example <a href="http://live.gnome.org/Yelp">Yelp</a>
-(the GNOME help viewer).</p></div>
+DocBook files directly, for example
+<a href="https://wiki.gnome.org/action/show/Apps/Yelp">Yelp</a> (the GNOME help
+viewer).</p></div>
 <div class="sect2">
 <h3 id="X12">5.1. Converting DocBook to other file formats</h3>
 <div class="paragraph"><p>DocBook files are validated, parsed and translated various
@@ -533,7 +534,7 @@ AsciiDoc
 </p>
 </dd>
 <dt class="hdlist1">
-<a id="X14"></a><a href="http://xmlgraphics.apache.org/fop/">FOP</a>
+<a id="X14"></a><a href="https://xmlgraphics.apache.org/fop/">FOP</a>
 </dt>
 <dd>
 <p>
@@ -551,7 +552,7 @@ AsciiDoc
   The Microsoft HTML Help Compiler (<code>hhc.exe</code>) is a command-line tool
   that converts HTML Help source files to a single HTML Help (<code>.chm</code>)
   file. It runs on MS Windows platforms and can be downloaded from
-  <a href="http://www.microsoft.com">http://www.microsoft.com</a>.
+  <a href="https://www.microsoft.com/">https://www.microsoft.com/</a>.
 </p>
 </dd>
 </dl></div>
@@ -1646,7 +1647,7 @@ outputs. The CSS class names are:</p></div>
 </li>
 </ul></div>
 <div class="paragraph"><p>Where <em>&lt;color&gt;</em> can be any of the
-<a href="http://en.wikipedia.org/wiki/Web_colors#HTML_color_names">sixteen HTML
+<a href="https://en.wikipedia.org/wiki/Web_colors#HTML_color_names">sixteen HTML
 color names</a>.  Examples:</p></div>
 <div class="literalblock">
 <div class="content">
@@ -1975,7 +1976,7 @@ block the second attribute value in the AttributeList is quoted to
 ensure the <em>http</em> macro is expanded to a hyperlink.</p></div>
 <div class="listingblock">
 <div class="content">
-<pre><code>[quote,'http://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
+<pre><code>[quote,'https://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
 _____________________________________________________________________
 Sir, a woman's preaching is like a dog's walking on his hind legs. It
 is not done well; but you are surprised to find it done at all.
@@ -3688,7 +3689,7 @@ inline macros) and <code>&lt;name&gt;::&lt;target&gt;[&lt;attrlist&gt;]</code> (
 macros).  Here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>http://www.docbook.org/[DocBook.org]
+<pre><code>https://docbook.org/[DocBook.org]
 include::chapt1.txt[tabsize=2]
 mailto:srackham@gmail.com[]</code></pre>
 </div></div>
@@ -3780,14 +3781,14 @@ If the <code>&lt;attrlist&gt;</code> is empty the URL is displayed.
 <div class="paragraph"><p>Here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>http://www.docbook.org/[DocBook.org]
-http://www.docbook.org/
+<pre><code>https://docbook.org/[DocBook.org]
+https://docbook.org/
 mailto:joe.bloggs@foobar.com[email Joe Bloggs]
 joe.bloggs@foobar.com</code></pre>
 </div></div>
 <div class="paragraph"><p>Which are rendered:</p></div>
-<div class="paragraph"><p><a href="http://www.docbook.org/">DocBook.org</a></p></div>
-<div class="paragraph"><p><a href="http://www.docbook.org/">http://www.docbook.org/</a></p></div>
+<div class="paragraph"><p><a href="https://docbook.org/">DocBook.org</a></p></div>
+<div class="paragraph"><p><a href="https://docbook.org/">https://docbook.org/</a></p></div>
 <div class="paragraph"><p><a href="mailto:joe.bloggs@foobar.com">email Joe Bloggs</a></p></div>
 <div class="paragraph"><p><a href="mailto:joe.bloggs@foobar.com">joe.bloggs@foobar.com</a></p></div>
 <div class="paragraph"><p>If the <code>&lt;target&gt;</code> necessitates space characters use <code>%20</code>, for example
@@ -3902,7 +3903,7 @@ referring document.</p></div>
 The optional <em>alt</em> attribute is also the first positional attribute,
   it specifies alternative text which is displayed if the output
   application is unable to display the image file (see also
-  <a href="http://htmlhelp.com/feature/art3.htm">Use of ALT texts in IMGs</a>). For
+  <a href="https://htmlhelp.com/feature/art3.htm">Use of ALT texts in IMGs</a>). For
   example:
 </p>
 <div class="literalblock">
@@ -4068,7 +4069,7 @@ image::images/layout.png[J14P main circuit board]</code></pre>
 <div class="title">Embedding images in XHTML documents</div>
 <div class="paragraph"><p>If you define the <code>data-uri</code> attribute then images will be embedded in
 XHTML outputs using the
-<a href="http://en.wikipedia.org/wiki/Data:_URI_scheme">data URI scheme</a>.  You
+<a href="https://en.wikipedia.org/wiki/Data_URI_scheme">data URI scheme</a>.  You
 can use the <em>data-uri</em> attribute with the <em>xhtml11</em> and <em>html5</em>
 backends to produce single-file XHTML documents with embedded images
 and CSS, for example:</p></div>
@@ -5723,7 +5724,7 @@ white space character on either side. For example:</p></div>
 <div class="sect2">
 <h3 id="_refmiscinfo_attributes">24.4. refmiscinfo attributes</h3>
 <div class="paragraph"><p>In addition to the automatically created man page <a href="#X60">intrinsic attributes</a> you can assign DocBook
-<a href="http://www.docbook.org/tdg5/en/html/refmiscinfo.html">refmiscinfo</a>
+<a href="https://tdg.docbook.org/tdg/4.5/refmiscinfo.html">refmiscinfo</a>
 element <em>source</em>, <em>version</em> and <em>manual</em> values using AsciiDoc
 <code>{mansource}</code>, <code>{manversion}</code> and <code>{manmanual}</code> attributes
 respectively. This example is from the AsciiDoc header of a man page
@@ -5758,7 +5759,7 @@ distributed <code>doc/latexmath.txt</code> file.</p></div>
 </div>
 <div class="sect2">
 <h3 id="_mathjax">25.2. MathJax</h3>
-<div class="paragraph"><p><a href="http://www.mathjax.org/">MathJax</a> allows LaTeX Math style formulas to be included
+<div class="paragraph"><p><a href="https://www.mathjax.org/">MathJax</a> allows LaTeX Math style formulas to be included
 in XHTML documents generated via the AsciiDoc <em>xhtml11</em> and <em>html5</em> backends.
 This route overcomes several restrictions of the MathML-based approaches,
 notably, restricted support of MathML by many mainstream browsers. To enable
@@ -5773,7 +5774,7 @@ you are offline (but it can be configured differently).</p></div>
 <div class="paragraph"><p><em>LaTeXMathML</em> allows LaTeX Math style formulas to be included in XHTML
 documents generated using the AsciiDoc <em>xhtml11</em> and <em>html5</em> backends.
 AsciiDoc uses the
-<a href="http://www.maths.nottingham.ac.uk/personal/drw/lm.html">original
+<a href="https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html">original
 LaTeXMathML</a> by Douglas Woodall.  <em>LaTeXMathML</em> is derived from
 ASCIIMathML and is for users who are more familiar with or prefer
 using LaTeX math formulas (it recognizes a subset of LaTeX Math, the
@@ -5806,11 +5807,11 @@ of the equations).</td>
 </div>
 <div class="sect2">
 <h3 id="_asciimathml">25.4. ASCIIMathML</h3>
-<div class="paragraph"><p><a href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html">ASCIIMathML</a>
-formulas can be included in XHTML documents generated using the
-<em>xhtml11</em> and <em>html5</em> backends. To enable ASCIIMathML support you must
-define the <em>asciimath</em> attribute, for example using the <code>-a asciimath</code>
-command-line option.  Example inline formula:</p></div>
+<div class="paragraph"><p><a href="http://asciimath.org/">ASCIIMath</a> formulas can be included in XHTML
+documents generated using the <em>xhtml11</em> and <em>html5</em> backends. To enable
+ASCIIMathML support you must define the <em>asciimath</em> attribute, for
+example using the <code>-a asciimath</code> command-line option.  Example inline
+formula:</p></div>
 <div class="literalblock">
 <div class="content">
 <pre><code>asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]</code></pre>
@@ -5820,7 +5821,7 @@ distributed <code>doc/asciimathml.txt</code> file.</p></div>
 </div>
 <div class="sect2">
 <h3 id="_mathml">25.5. MathML</h3>
-<div class="paragraph"><p><a href="http://www.w3.org/Math/">MathML</a> is a low level XML markup for
+<div class="paragraph"><p><a href="https://www.w3.org/Math/">MathML</a> is a low level XML markup for
 mathematics. AsciiDoc has no macros for MathML but users familiar with
 this markup could use passthrough macros and passthrough blocks to
 include MathML in output documents.</p></div>
@@ -6883,8 +6884,8 @@ Attribute entries can be used to make your documents easier to read
 and write, here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>:1:         http://freshmeat.net/projects/asciidoc/
-:homepage:  http://asciidoc.org[AsciiDoc home page]
+<pre><code>:1:         http://freshmeat.sourceforge.net/projects/asciidoc/
+:homepage:  https://asciidoc.org[AsciiDoc home page]
 :new:       image:./images/smallnew.png[]
 :footnote1: footnote:[A meaningless latin term]</code></pre>
 </div></div>
@@ -7608,7 +7609,7 @@ If the input file is the standard input and the output file is not
 <li>
 <p>
 See
-   <a href="http://en.wikipedia.org/wiki/Non-English_usage_of_quotation_marks">non-English
+   <a href="https://en.wikipedia.org/wiki/Quotation_mark#Summary_table">non-English
    usage of quotation marks</a>.
 </p>
 </li>
@@ -8288,7 +8289,7 @@ cellspacing="0" cellpadding="4">
 <td align="left" valign="top"><p class="table"><em>music</em></p></td>
 <td align="left" valign="top"><p class="table">A <a href="https://asciidoc.org/music-filter.html">music filter</a> is included in the
 distribution <code>./filters/</code> directory. It translates music in
-<a href="http://lilypond.org/">LilyPond</a> or <a href="http://abcnotation.org.uk/">ABC</a>
+<a href="https://lilypond.org/">LilyPond</a> or <a href="https://abcnotation.com/">ABC</a>
 notation to standard classical notation.</p></td>
 </tr>
 <tr>
@@ -8304,7 +8305,7 @@ AsciiDoc output documents.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>graphviz</em></p></td>
-<td align="left" valign="top"><p class="table">Gouichi Iisaka has written a <a href="http://www.graphviz.org/">Graphviz</a>
+<td align="left" valign="top"><p class="table">Gouichi Iisaka has written a <a href="https://www.graphviz.org/">Graphviz</a>
 filter for AsciiDoc.  Graphviz generates diagrams from a textual
 specification. Gouichi Iisaka&#8217;s Graphviz filter is included in the
 AsciiDoc distribution. Here are some
@@ -8473,7 +8474,7 @@ Put <code>set</code> commands in your <code>~/.vimrc</code> file so you don&#821
 </li>
 <li>
 <p>
-The Vim website (<a href="http://www.vim.org">http://www.vim.org</a>) has a wealth of resources,
+The Vim website (<a href="https://www.vim.org/">https://www.vim.org/</a>) has a wealth of resources,
   including scripts for automated spell checking and ASCII Art
   drawing.
 </p>
@@ -8768,8 +8769,8 @@ Change the indentation and layout of configuration file markup
 </li>
 <li>
 <p>
-Use Dave Raggett&#8217;s <a href="http://tidy.sourceforge.net/">HTML Tidy</a> program
-   to tidy <code>asciidoc(1)</code> output. Example:
+Use <a href="https://www.html-tidy.org/">HTML Tidy</a> program to tidy
+   <code>asciidoc(1)</code> output. Example:
 </p>
 <div class="literalblock">
 <div class="content">
@@ -8881,7 +8882,7 @@ type&#8217;s DTD, if the DTD is not installed in your system&#8217;s catalog the
 it will be fetched from its Internet location. If you omit the
 <code>--valid</code> option the document will only be checked that it is well
 formed.</p></div>
-<div class="paragraph"><p>The online <a href="http://validator.w3.org/#validate_by_uri+with_options">W3C
+<div class="paragraph"><p>The online <a href="https://validator.w3.org/#validate_by_uri+with_options">W3C
 Markup Validation Service</a> is the defacto standard when it comes to
 validating HTML (it validates all HTML standards including HTML5).</p></div>
 </div>
@@ -9430,7 +9431,7 @@ names to the output document not the source document.</td>
 <td align="left" valign="top"><div><div class="paragraph"><p>Set a <em>CSS signature</em> for the document (sets the <em>id</em> attribute of the
 HTML <em>body</em> element). CSS signatures provide a mechanism that allows
 users to personalize the document appearance. The term <em>CSS signature</em>
-was <a href="http://archivist.incutio.com/viewlist/css-discuss/13291">coined by
+was <a href="https://juicystudio.com/article/css-selectors.php">coined by
 Eric Meyer</a>.</p></div></div></td>
 </tr>
 <tr>
@@ -9762,7 +9763,7 @@ General Public License version 2 for more details.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:49 UTC<br />
+Last updated 2021-02-06 04:30:33 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/asciidoc.pdf b/asciidoc.pdf
index 5365418..9fb9f54 100644
--- a/asciidoc.pdf
+++ b/asciidoc.pdf
diff --git a/asciidoc.txt b/asciidoc.txt
index fa1e62e..6144d2a 100644
--- a/asciidoc.txt
+++ b/asciidoc.txt
@@ -176,14 +176,14 @@ html5::
 
 slidy::
   Use this backend to generate self-contained
-  http://www.w3.org/Talks/Tools/Slidy2/[Slidy] HTML slideshows for
+  https://www.w3.org/Talks/Tools/Slidy2[Slidy] HTML slideshows for
   your web browser from AsciiDoc documents. The Slidy backend is
   documented in the distribution `doc/slidy.txt` file and
   {website}slidy.html[online].
 
 wordpress::
   A minor variant of the 'html4' backend to support
-  http://srackham.wordpress.com/blogpost1/[blogpost].
+  https://srackham.wordpress.com/blogpost1/[blogpost].
 
 latex::
   Experimental LaTeX backend.
@@ -225,7 +225,7 @@ backend <<X101,plugins>>.
 DocBook
 -------
 AsciiDoc generates 'article', 'book' and 'refentry'
-http://www.docbook.org/[DocBook] documents (corresponding to the
+https://docbook.org/[DocBook] documents (corresponding to the
 AsciiDoc 'article', 'book' and 'manpage' document types).
 
 Most Linux distributions come with conversion tools (collectively
@@ -233,8 +233,9 @@ called a toolchain) for <<X12,converting DocBook files>> to
 presentation formats such as Postscript, HTML, PDF, EPUB, DVI,
 PostScript, LaTeX, roff (the native man page format), HTMLHelp,
 JavaHelp and text.  There are also programs that allow you to view
-DocBook files directly, for example http://live.gnome.org/Yelp[Yelp]
-(the GNOME help viewer).
+DocBook files directly, for example
+https://wiki.gnome.org/action/show/Apps/Yelp[Yelp] (the GNOME help
+viewer).
 
 [[X12]]
 Converting DocBook to other file formats
@@ -343,7 +344,7 @@ AsciiDoc::
   uses <<X13,DocBook XSL Stylesheets>>, <<X40,xsltproc(1)>> and
   `latex(1)`.
 
-[[X14]]http://xmlgraphics.apache.org/fop/[FOP]::
+[[X14]]https://xmlgraphics.apache.org/fop/[FOP]::
   The Apache Formatting Objects Processor converts XSL-FO (`.fo`)
   files to PDF files.  The XSL-FO files are generated from DocBook
   source files using <<X13,DocBook XSL Stylesheets>> and
@@ -353,7 +354,7 @@ AsciiDoc::
   The Microsoft HTML Help Compiler (`hhc.exe`) is a command-line tool
   that converts HTML Help source files to a single HTML Help (`.chm`)
   file. It runs on MS Windows platforms and can be downloaded from
-  http://www.microsoft.com.
+  https://www.microsoft.com/.
 
 AsciiDoc dblatex configuration files
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -1030,7 +1031,7 @@ outputs. The CSS class names are:
   decorators.
 
 Where '<color>' can be any of the
-http://en.wikipedia.org/wiki/Web_colors#HTML_color_names[sixteen HTML
+https://en.wikipedia.org/wiki/Web_colors#HTML_color_names[sixteen HTML
 color names].  Examples:
 
   [red]#Obvious# and [big red yellow-background]*very obvious*.
@@ -1311,7 +1312,7 @@ block the second attribute value in the AttributeList is quoted to
 ensure the 'http' macro is expanded to a hyperlink.
 
 ---------------------------------------------------------------------
-[quote,'http://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
+[quote,'https://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
 _____________________________________________________________________
 Sir, a woman's preaching is like a dog's walking on his hind legs. It
 is not done well; but you are surprised to find it done at all.
@@ -2464,7 +2465,7 @@ list'.  The usual syntax is `<name>:<target>[<attrlist>]` (for
 inline macros) and `<name>::<target>[<attrlist>]` (for block
 macros).  Here are some examples:
 
-  http://www.docbook.org/[DocBook.org]
+  https://docbook.org/[DocBook.org]
   include::chapt1.txt[tabsize=2]
   mailto:srackham@gmail.com[]
 
@@ -2508,16 +2509,16 @@ rendered using predefined inline macros.
 
 Here are some examples:
 
-  http://www.docbook.org/[DocBook.org]
-  http://www.docbook.org/
+  https://docbook.org/[DocBook.org]
+  https://docbook.org/
   mailto:joe.bloggs@foobar.com[email Joe Bloggs]
   joe.bloggs@foobar.com
 
 Which are rendered:
 
-http://www.docbook.org/[DocBook.org]
+https://docbook.org/[DocBook.org]
 
-http://www.docbook.org/
+https://docbook.org/
 
 mailto:joe.bloggs@foobar.com[email Joe Bloggs]
 
@@ -2623,7 +2624,7 @@ referring document.
 - The optional 'alt' attribute is also the first positional attribute,
   it specifies alternative text which is displayed if the output
   application is unable to display the image file (see also
-  http://htmlhelp.com/feature/art3.htm[Use of ALT texts in IMGs]). For
+  https://htmlhelp.com/feature/art3.htm[Use of ALT texts in IMGs]). For
   example:
 
   image:images/logo.png[Company Logo]
@@ -2735,7 +2736,7 @@ A title prefix that can be inserted with the `caption` attribute
 *********************************************************************
 If you define the `data-uri` attribute then images will be embedded in
 XHTML outputs using the
-http://en.wikipedia.org/wiki/Data:_URI_scheme[data URI scheme].  You
+https://en.wikipedia.org/wiki/Data_URI_scheme[data URI scheme].  You
 can use the 'data-uri' attribute with the 'xhtml11' and 'html5'
 backends to produce single-file XHTML documents with embedded images
 and CSS, for example:
@@ -3646,7 +3647,7 @@ refmiscinfo attributes
 ~~~~~~~~~~~~~~~~~~~~~~
 In addition to the automatically created man page <<X60,intrinsic
 attributes>> you can assign DocBook
-http://www.docbook.org/tdg5/en/html/refmiscinfo.html[refmiscinfo]
+https://tdg.docbook.org/tdg/4.5/refmiscinfo.html[refmiscinfo]
 element 'source', 'version' and 'manual' values using AsciiDoc
 `{mansource}`, `{manversion}` and `{manmanual}` attributes
 respectively. This example is from the AsciiDoc header of a man page
@@ -3678,7 +3679,7 @@ distributed `doc/latexmath.txt` file.
 
 MathJax
 ~~~~~~~
-http://www.mathjax.org/[MathJax] allows LaTeX Math style formulas to be included
+https://www.mathjax.org/[MathJax] allows LaTeX Math style formulas to be included
 in XHTML documents generated via the AsciiDoc 'xhtml11' and 'html5' backends.
 This route overcomes several restrictions of the MathML-based approaches,
 notably, restricted support of MathML by many mainstream browsers. To enable
@@ -3691,7 +3692,7 @@ you are offline (but it can be configured differently).
 LaTeXMathML
 ~~~~~~~~~~~
 /////////////////////////////////////////////////////////////////////
-There is an http://math.etsu.edu/LaTeXMathML/[extended LaTeXMathML
+There is an https://math.etsu.edu/LaTeXMathML/[extended LaTeXMathML
 version] by Jeff Knisley, in addition to a JavaScript file it requires
 the inclusion of a CSS file.
 /////////////////////////////////////////////////////////////////////
@@ -3699,7 +3700,7 @@ the inclusion of a CSS file.
 'LaTeXMathML' allows LaTeX Math style formulas to be included in XHTML
 documents generated using the AsciiDoc 'xhtml11' and 'html5' backends.
 AsciiDoc uses the
-http://www.maths.nottingham.ac.uk/personal/drw/lm.html[original
+https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html[original
 LaTeXMathML] by Douglas Woodall.  'LaTeXMathML' is derived from
 ASCIIMathML and is for users who are more familiar with or prefer
 using LaTeX math formulas (it recognizes a subset of LaTeX Math, the
@@ -3733,11 +3734,11 @@ because:
 2. Version 2 is much larger.
 /////////////////////////////////////////////////////////////////////
 
-http://www1.chapman.edu/~jipsen/mathml/asciimath.html[ASCIIMathML]
-formulas can be included in XHTML documents generated using the
-'xhtml11' and 'html5' backends. To enable ASCIIMathML support you must
-define the 'asciimath' attribute, for example using the `-a asciimath`
-command-line option.  Example inline formula:
+http://asciimath.org/[ASCIIMath] formulas can be included in XHTML
+documents generated using the 'xhtml11' and 'html5' backends. To enable
+ASCIIMathML support you must define the 'asciimath' attribute, for
+example using the `-a asciimath` command-line option.  Example inline
+formula:
 
   asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]
 
@@ -3746,7 +3747,7 @@ distributed `doc/asciimathml.txt` file.
 
 MathML
 ~~~~~~
-http://www.w3.org/Math/[MathML] is a low level XML markup for
+https://www.w3.org/Math/[MathML] is a low level XML markup for
 mathematics. AsciiDoc has no macros for MathML but users familiar with
 this markup could use passthrough macros and passthrough blocks to
 include MathML in output documents.
@@ -4322,8 +4323,8 @@ compounded by redundancy if the same name is used repeatedly.
 Attribute entries can be used to make your documents easier to read
 and write, here are some examples:
 
-  :1:         http://freshmeat.net/projects/asciidoc/
-  :homepage:  http://asciidoc.org[AsciiDoc home page]
+  :1:         http://freshmeat.sourceforge.net/projects/asciidoc/
+  :homepage:  https://asciidoc.org[AsciiDoc home page]
   :new:       image:./images/smallnew.png[]
   :footnote1: footnote:[A meaningless latin term]
 
@@ -4716,7 +4717,7 @@ predefined intrinsic attributes:
    the standard output then `{docname}` is the output file name sans
    file extension.
 7. See
-   http://en.wikipedia.org/wiki/Non-English_usage_of_quotation_marks[non-English
+   https://en.wikipedia.org/wiki/Quotation_mark#Summary_table[non-English
    usage of quotation marks].
 8. The `{blockname}` attribute identifies the style of the current
    block. It applies to delimited blocks, lists and tables. Here is a
@@ -5112,7 +5113,7 @@ The AsciiDoc distribution includes 'source', 'music', 'latex' and
 |music
 |A {website}music-filter.html[music filter] is included in the
 distribution `./filters/` directory. It translates music in
-http://lilypond.org/[LilyPond] or http://abcnotation.org.uk/[ABC]
+https://lilypond.org/[LilyPond] or https://abcnotation.com/[ABC]
 notation to standard classical notation.
 
 |source
@@ -5125,7 +5126,7 @@ LaTeX source to an image that is automatically inserted into the
 AsciiDoc output documents.
 
 |graphviz
-|Gouichi Iisaka has written a http://www.graphviz.org/[Graphviz]
+|Gouichi Iisaka has written a https://www.graphviz.org/[Graphviz]
 filter for AsciiDoc.  Graphviz generates diagrams from a textual
 specification. Gouichi Iisaka's Graphviz filter is included in the
 AsciiDoc distribution. Here are some
@@ -5244,7 +5245,7 @@ Execute `:help gq` command to read about the vim gq command.
   available (see the <<X61, Example `~/.vimrc` file>>).
 - Put `set` commands in your `~/.vimrc` file so you don't have to
   enter them manually.
-- The Vim website (http://www.vim.org) has a wealth of resources,
+- The Vim website (https://www.vim.org/) has a wealth of resources,
   including scripts for automated spell checking and ASCII Art
   drawing.
 =====================================================================
@@ -5459,8 +5460,8 @@ liking you can:
    template sections. The `{empty}` attribute is useful for outputting
    trailing blank lines in markup templates.
 
-2. Use Dave Raggett's http://tidy.sourceforge.net/[HTML Tidy] program
-   to tidy asciidoc(1) output. Example:
+2. Use https://www.html-tidy.org/[HTML Tidy] program to tidy
+   asciidoc(1) output. Example:
 
    $ asciidoc -b docbook -o - mydoc.txt | tidy -indent -xml >mydoc.xml
 
@@ -5560,7 +5561,7 @@ it will be fetched from its Internet location. If you omit the
 `--valid` option the document will only be checked that it is well
 formed.
 
-The online http://validator.w3.org/#validate_by_uri+with_options[W3C
+The online https://validator.w3.org/#validate_by_uri+with_options[W3C
 Markup Validation Service] is the defacto standard when it comes to
 validating HTML (it validates all HTML standards including HTML5).
 
@@ -5878,7 +5879,7 @@ Embed images using the <<X66,data: uri scheme>>.
 Set a 'CSS signature' for the document (sets the 'id' attribute of the
 HTML 'body' element). CSS signatures provide a mechanism that allows
 users to personalize the document appearance. The term 'CSS signature'
-was http://archivist.incutio.com/viewlist/css-discuss/13291[coined by
+was https://juicystudio.com/article/css-selectors.php[coined by
 Eric Meyer].
 
 
diff --git a/asciidocapi.html b/asciidocapi.html
index fbe427f..74665fb 100644
--- a/asciidocapi.html
+++ b/asciidocapi.html
@@ -343,7 +343,7 @@ error occurs.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:58 UTC<br />
+Last updated 2021-02-06 04:30:43 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/asciimathml.html b/asciimath.html
index 8fe9170..799fa3f 100644
--- a/asciimathml.html
+++ b/asciimath.html
@@ -4,7 +4,7 @@
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
 <meta name="generator" content="AsciiDoc 10.0.0a2" />
-<title>ASCIIMathML Formulae</title>
+<title>ASCIIMath Formulae</title>
 <link rel="stylesheet" href="./asciidoc.css" type="text/css" />
 <link rel="stylesheet" href="./layout2.css" type="text/css" />
 <script type="text/javascript" src="./asciidoc.js"></script>
@@ -13,7 +13,6 @@
 asciidoc.install();
 /*]]>*/
 </script>
-<script type="text/javascript" src="./ASCIIMathML.js"></script>
 </head>
 <body style="max-width:70em">
 <div id="layout-menu-box">
@@ -30,7 +29,7 @@ asciidoc.install();
   <div>&#187;<a href="testasciidoc.html">Tests</a></div>
   <div>&#187;<a href="CHANGELOG.html">ChangeLog</a></div>
   <div>&#187;<a href="support.html">Support</a></div>
-  <div id="page-source">&#187;<a href="asciimathml.txt">Page&nbsp;Source</a></div>
+  <div id="page-source">&#187;<a href="asciimath.txt">Page&nbsp;Source</a></div>
 </div>
 </div>
 <div id="layout-content-box">
@@ -40,20 +39,20 @@ asciidoc.install();
 </div>
 <div id="layout-content">
 <div id="header">
-<h1>ASCIIMathML Formulae</h1>
+<h1>ASCIIMath Formulae</h1>
 </div>
 <div id="content">
 <div id="preamble">
 <div class="sectionbody">
-<div class="paragraph"><p><a href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html">ASCIIMathML</a> is
-a clever JavaScript written by Peter Jipsen that dynamically
-transforms mathematical formulae written in a wiki-like plain text
-markup to <a href="http://www.w3.org/Math/">MathML</a> markup which is displayed as
+<div class="paragraph"><p><a href="http://asciimath.org/">ASCIIMath</a> is a clever JavaScript written by
+Peter Jipsen that dynamically transforms mathematical formulae
+written in a wiki-like plain text markup to
+<a href="https://www.w3.org/Math/">MathML</a> markup which is displayed as
 standard mathematical notation by the Web Browser.  See <em>Appendix E</em>
 in the AsciiDoc User Guide for more details.</p></div>
-<div class="paragraph"><p>The AsciiDoc <code>xhtml11</code> backend supports ASCIIMathML&#8201;&#8212;&#8201;it links the
-ASCIIMathML script and escapes ASCIIMathML delimiters and special
-characters to yield valid XHTML. To use ASCIIMathML:</p></div>
+<div class="paragraph"><p>The AsciiDoc <code>xhtml11</code> backend supports ASCIIMath&#8201;&#8212;&#8201;it links the
+ASCIIMath script and escapes ASCIIMath delimiters and special
+characters to yield valid XHTML. To use ASCIIMath:</p></div>
 <div class="olist arabic"><ol class="arabic">
 <li>
 <p>
@@ -63,12 +62,12 @@ Include the <code>-a asciimath</code> command-line option when you run
 </li>
 <li>
 <p>
-Enclose ASCIIMathML formulas inside math or double-dollar
+Enclose ASCIIMath formulas inside math or double-dollar
    passthroughs or in math passthrough blocks.
 </p>
 </li>
 </ol></div>
-<div class="paragraph"><p>Here&#8217;s the <a href="asciimathml.txt">AsciiDoc source</a> that generated this
+<div class="paragraph"><p>Here&#8217;s the <a href="asciimath.txt">AsciiDoc source</a> that generated this
 page.</p></div>
 <div class="ulist"><div class="title">NOTE</div><ul>
 <li>
@@ -81,17 +80,15 @@ When you use the <code>asciimath:[]</code> inline macro you need to escape <code
 </li>
 <li>
 <p>
-See the
-  <a href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html">ASCIIMathML</a>
-  website for ASCIIMathML documentation and the latest version.
+See the <a href="http://asciimath.org">ASCIIMath</a> website for ASCIIMath
+  documentation and the latest version.
 </p>
 </li>
 <li>
 <p>
 If the formulas don&#8217;t appear to be correct you probably need to
   install the correct math fonts (see the
-  <a href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html">ASCIIMathML</a>
-  website for details).
+  <a href="http://asciimath.org">ASCIIMath</a> website for details).
 </p>
 </li>
 <li>
@@ -153,7 +150,7 @@ get the two solutions:
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:59 UTC<br />
+Last updated 2021-02-06 04:30:43 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/asciimathml.txt b/asciimath.txt
index ed5e269..a528ba5 100644
--- a/asciimathml.txt
+++ b/asciimath.txt
@@ -1,23 +1,23 @@
-ASCIIMathML Formulae
+ASCIIMath Formulae
 ====================
 
-http://www1.chapman.edu/~jipsen/mathml/asciimath.html[ASCIIMathML] is
-a clever JavaScript written by Peter Jipsen that dynamically
-transforms mathematical formulae written in a wiki-like plain text
-markup to http://www.w3.org/Math/[MathML] markup which is displayed as
+http://asciimath.org/[ASCIIMath] is a clever JavaScript written by
+Peter Jipsen that dynamically transforms mathematical formulae
+written in a wiki-like plain text markup to
+https://www.w3.org/Math/[MathML] markup which is displayed as
 standard mathematical notation by the Web Browser.  See 'Appendix E'
 in the AsciiDoc User Guide for more details.
 
-The AsciiDoc `xhtml11` backend supports ASCIIMathML -- it links the
-ASCIIMathML script and escapes ASCIIMathML delimiters and special
-characters to yield valid XHTML. To use ASCIIMathML:
+The AsciiDoc `xhtml11` backend supports ASCIIMath -- it links the
+ASCIIMath script and escapes ASCIIMath delimiters and special
+characters to yield valid XHTML. To use ASCIIMath:
 
 1. Include the `-a asciimath` command-line option when you run
    `asciidoc(1)`.
-2. Enclose ASCIIMathML formulas inside math or double-dollar
+2. Enclose ASCIIMath formulas inside math or double-dollar
    passthroughs or in math passthrough blocks.
 
-Here's the link:asciimathml.txt[AsciiDoc source] that generated this
+Here's the link:asciimath.txt[AsciiDoc source] that generated this
 page.
 
 .NOTE
@@ -25,13 +25,11 @@ page.
   characters in the formulas with a backslash, escaping is unnecessary
   if you use the double-dollar macro (for examples see the second
   formula below).
-- See the
-  http://www1.chapman.edu/~jipsen/mathml/asciimath.html[ASCIIMathML]
-  website for ASCIIMathML documentation and the latest version.
+- See the http://asciimath.org[ASCIIMath] website for ASCIIMath
+  documentation and the latest version.
 - If the formulas don't appear to be correct you probably need to
   install the correct math fonts (see the
-  http://www1.chapman.edu/~jipsen/mathml/asciimath.html[ASCIIMathML]
-  website for details).
+  http://asciimath.org[ASCIIMath] website for details).
 - See the link:latexmathml.html[LaTeXMathML page] if you prefer to use
   LaTeX math formulas.
 
diff --git a/book-multi.html b/book-multi.html
index 443c17e..08d77fe 100644
--- a/book-multi.html
+++ b/book-multi.html
@@ -265,7 +265,7 @@ A second glossary term
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:59 UTC<br />
+Last updated 2021-02-06 04:30:44 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/book.html b/book.html
index adbc94c..efb83cb 100644
--- a/book.html
+++ b/book.html
@@ -231,7 +231,7 @@ A second glossary term
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:59 UTC<br />
+Last updated 2021-02-06 04:30:44 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/chunked/aph.html b/chunked/aph.html
index 48308bb..bca85ca 100644
--- a/chunked/aph.html
+++ b/chunked/aph.html
@@ -6,7 +6,7 @@ badges are omitted (<span class="emphasis"><em>badges</em></span> is undefined).
 names to the output document not the source document.</p></td></tr></table></div></td></tr><tr><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>data-uri</em></span></p></td><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>xhtml11, html5</p></td><td style="border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>Embed images using the <a class="link" href="ch21.html#X66" title="Embedding images in XHTML documents">data: uri scheme</a>.</p></td></tr><tr><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>css-signature</em></span></p></td><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>html5, xhtml11</p></td><td style="border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>Set a <span class="emphasis"><em>CSS signature</em></span> for the document (sets the <span class="emphasis"><em>id</em></span> attribute of the
 HTML <span class="emphasis"><em>body</em></span> element). CSS signatures provide a mechanism that allows
 users to personalize the document appearance. The term <span class="emphasis"><em>CSS signature</em></span>
-was <a class="ulink" href="http://archivist.incutio.com/viewlist/css-discuss/13291" target="_top">coined by
+was <a class="ulink" href="https://juicystudio.com/article/css-selectors.php" target="_top">coined by
 Eric Meyer</a>.</p></td></tr><tr><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>disable-javascript</em></span></p></td><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>xhtml11, html5</p></td><td style="border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>If the <code class="literal">disable-javascript</code> attribute is defined the <code class="literal">asciidoc.js</code>
 JavaScript is not embedded or linked to the output document.  By
 default AsciiDoc automatically embeds or links the <code class="literal">asciidoc.js</code>
diff --git a/chunked/ch04.html b/chunked/ch04.html
index 528fa78..549413d 100644
--- a/chunked/ch04.html
+++ b/chunked/ch04.html
@@ -31,7 +31,7 @@ html5
 slidy
 </span></dt><dd>
   Use this backend to generate self-contained
-  <a class="ulink" href="http://www.w3.org/Talks/Tools/Slidy2/" target="_top">Slidy</a> HTML slideshows for
+  <a class="ulink" href="https://www.w3.org/Talks/Tools/Slidy2" target="_top">Slidy</a> HTML slideshows for
   your web browser from AsciiDoc documents. The Slidy backend is
   documented in the distribution <code class="literal">doc/slidy.txt</code> file and
   <a class="ulink" href="https://asciidoc.org/slidy.html" target="_top">online</a>.
@@ -39,7 +39,7 @@ slidy
 wordpress
 </span></dt><dd>
   A minor variant of the <span class="emphasis"><em>html4</em></span> backend to support
-  <a class="ulink" href="http://srackham.wordpress.com/blogpost1/" target="_top">blogpost</a>.
+  <a class="ulink" href="https://srackham.wordpress.com/blogpost1/" target="_top">blogpost</a>.
 </dd><dt><span class="term">
 latex
 </span></dt><dd>
diff --git a/chunked/ch05.html b/chunked/ch05.html
index 90db229..201df50 100644
--- a/chunked/ch05.html
+++ b/chunked/ch05.html
@@ -1,13 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 5. DocBook</title><link rel="stylesheet" type="text/css" href="docbook-xsl.css" /><meta name="generator" content="DocBook XSL Stylesheets V1.79.1" /><link rel="home" href="index.html" title="AsciiDoc User Guide" /><link rel="up" href="index.html" title="AsciiDoc User Guide" /><link rel="prev" href="ch04.html" title="Chapter 4. AsciiDoc Backends" /><link rel="next" href="ch06.html" title="Chapter 6. Generating Plain Text Files" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><td width="20%" align="left"><a accesskey="p" href="ch04.html"><img src="images/icons/prev.png" alt="Prev" /></a> </td><th width="60%" align="center"> </th><td width="20%" align="right"> <a accesskey="n" href="ch06.html"><img src="images/icons/next.png" alt="Next" /></a></td></tr></table><hr /></div><div class="chapter"><div class="titlepage"><div><div><h1 class="title"><a id="_docbook"></a>Chapter 5. DocBook</h1></div></div></div><p>AsciiDoc generates <span class="emphasis"><em>article</em></span>, <span class="emphasis"><em>book</em></span> and <span class="emphasis"><em>refentry</em></span>
-<a class="ulink" href="http://www.docbook.org/" target="_top">DocBook</a> documents (corresponding to the
+<a class="ulink" href="https://docbook.org/" target="_top">DocBook</a> documents (corresponding to the
 AsciiDoc <span class="emphasis"><em>article</em></span>, <span class="emphasis"><em>book</em></span> and <span class="emphasis"><em>manpage</em></span> document types).</p><p>Most Linux distributions come with conversion tools (collectively
 called a toolchain) for <a class="link" href="ch05.html#X12" title="5.1. Converting DocBook to other file formats">converting DocBook files</a> to
 presentation formats such as Postscript, HTML, PDF, EPUB, DVI,
 PostScript, LaTeX, roff (the native man page format), HTMLHelp,
 JavaHelp and text.  There are also programs that allow you to view
-DocBook files directly, for example <a class="ulink" href="http://live.gnome.org/Yelp" target="_top">Yelp</a>
-(the GNOME help viewer).</p><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="X12"></a>5.1. Converting DocBook to other file formats</h2></div></div></div><p>DocBook files are validated, parsed and translated various
+DocBook files directly, for example
+<a class="ulink" href="https://wiki.gnome.org/action/show/Apps/Yelp" target="_top">Yelp</a> (the GNOME help
+viewer).</p><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="X12"></a>5.1. Converting DocBook to other file formats</h2></div></div></div><p>DocBook files are validated, parsed and translated various
 presentation file formats using a combination of applications
 collectively called a DocBook <span class="emphasis"><em>tool chain</em></span>. The function of a tool
 chain is to read the DocBook markup (produced by AsciiDoc) and
@@ -90,7 +91,7 @@ AsciiDoc
   DocBook source via the intermediate LaTeX typesetting language —   uses <a class="link" href="ch05.html#X13">DocBook XSL Stylesheets</a>, <a class="link" href="ch05.html#X40">xsltproc(1)</a> and
   <code class="literal">latex(1)</code>.
 </dd><dt><span class="term">
-<a id="X14"></a><a class="ulink" href="http://xmlgraphics.apache.org/fop/" target="_top">FOP</a>
+<a id="X14"></a><a class="ulink" href="https://xmlgraphics.apache.org/fop/" target="_top">FOP</a>
 </span></dt><dd>
   The Apache Formatting Objects Processor converts XSL-FO (<code class="literal">.fo</code>)
   files to PDF files.  The XSL-FO files are generated from DocBook
@@ -102,7 +103,7 @@ AsciiDoc
   The Microsoft HTML Help Compiler (<code class="literal">hhc.exe</code>) is a command-line tool
   that converts HTML Help source files to a single HTML Help (<code class="literal">.chm</code>)
   file. It runs on MS Windows platforms and can be downloaded from
-  <a class="ulink" href="http://www.microsoft.com" target="_top">http://www.microsoft.com</a>.
+  <a class="ulink" href="https://www.microsoft.com/" target="_top">https://www.microsoft.com/</a>.
 </dd></dl></div></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_asciidoc_dblatex_configuration_files"></a>5.7. AsciiDoc dblatex configuration files</h2></div></div></div><p>The AsciiDoc distribution <code class="literal">./dblatex</code> directory contains
 <code class="literal">asciidoc-dblatex.xsl</code> (customized XSL parameter settings) and
 <code class="literal">asciidoc-dblatex.sty</code> (customized LaTeX settings). These are examples
diff --git a/chunked/ch10.html b/chunked/ch10.html
index d5f41e6..daeaec9 100644
--- a/chunked/ch10.html
+++ b/chunked/ch10.html
@@ -70,7 +70,7 @@ outputs. The CSS class names are:</p><div class="itemizedlist"><ul class="itemiz
 <span class="emphasis"><em>underline</em></span>, <span class="emphasis"><em>overline</em></span> and <span class="emphasis"><em>line-through</em></span> (strike through) text
   decorators.
 </li></ul></div><p>Where <span class="emphasis"><em>&lt;color&gt;</em></span> can be any of the
-<a class="ulink" href="http://en.wikipedia.org/wiki/Web_colors#HTML_color_names" target="_top">sixteen HTML
+<a class="ulink" href="https://en.wikipedia.org/wiki/Web_colors#HTML_color_names" target="_top">sixteen HTML
 color names</a>.  Examples:</p><pre class="literallayout">[red]#Obvious# and [big red yellow-background]*very obvious*.</pre><pre class="literallayout">[underline]#Underline text#, [overline]#overline text# and
 [blue line-through]*bold blue and line-through*.</pre><p>is rendered as:</p><p><span class="red">Obvious</span> and <span class="strong"><strong><span class="big red yellow-background">very obvious</span></strong></span>.</p><p><span class="underline">Underline text</span>, <span class="overline">overline text</span> and
 <span class="strong"><strong><span class="bold blue line-through">bold blue and line-through</span></strong></span>.</p><div class="note" style="margin-left: 0; margin-right: 10%;"><table border="0" summary="Note"><tr><td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="images/icons/note.png" /></td><th align="left"></th></tr><tr><td align="left" valign="top"><p>Color and text decorator attributes are rendered for XHTML and
diff --git a/chunked/ch14.html b/chunked/ch14.html
index 74ba9a7..ed09c88 100644
--- a/chunked/ch14.html
+++ b/chunked/ch14.html
@@ -17,7 +17,7 @@ table <span class="emphasis"><em>cols</em></span> attribute). To perform normal
 (special characters, quotes, macros, replacements) on an attribute
 value you need to enclose it in single quotes. In the following quote
 block the second attribute value in the AttributeList is quoted to
-ensure the <span class="emphasis"><em>http</em></span> macro is expanded to a hyperlink.</p><pre class="screen">[quote,'http://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
+ensure the <span class="emphasis"><em>http</em></span> macro is expanded to a hyperlink.</p><pre class="screen">[quote,'https://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
 _____________________________________________________________________
 Sir, a woman's preaching is like a dog's walking on his hind legs. It
 is not done well; but you are surprised to find it done at all.
diff --git a/chunked/ch21.html b/chunked/ch21.html
index aa3a334..b8e98e4 100644
--- a/chunked/ch21.html
+++ b/chunked/ch21.html
@@ -3,7 +3,7 @@
 documents.</p><p>Macros have a <span class="emphasis"><em>name</em></span>, a single <span class="emphasis"><em>target</em></span> argument and an <span class="emphasis"><em>attribute
 list</em></span>.  The usual syntax is <code class="literal">&lt;name&gt;:&lt;target&gt;[&lt;attrlist&gt;]</code> (for
 inline macros) and <code class="literal">&lt;name&gt;::&lt;target&gt;[&lt;attrlist&gt;]</code> (for block
-macros).  Here are some examples:</p><pre class="literallayout">http://www.docbook.org/[DocBook.org]
+macros).  Here are some examples:</p><pre class="literallayout">https://docbook.org/[DocBook.org]
 include::chapt1.txt[tabsize=2]
 mailto:srackham@gmail.com[]</pre><div class="itemizedlist"><p class="title"><strong>Macro behavior</strong></p><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
 <code class="literal">&lt;name&gt;</code> is the macro name. It can only contain letters, digits or
@@ -44,10 +44,10 @@ If you don’t need a custom link caption you can enter the <span class="emphasi
   macro syntax.
 </li><li class="listitem">
 If the <code class="literal">&lt;attrlist&gt;</code> is empty the URL is displayed.
-</li></ul></div><p>Here are some examples:</p><pre class="literallayout">http://www.docbook.org/[DocBook.org]
-http://www.docbook.org/
+</li></ul></div><p>Here are some examples:</p><pre class="literallayout">https://docbook.org/[DocBook.org]
+https://docbook.org/
 mailto:joe.bloggs@foobar.com[email Joe Bloggs]
-joe.bloggs@foobar.com</pre><p>Which are rendered:</p><p><a class="ulink" href="http://www.docbook.org/" target="_top">DocBook.org</a></p><p><a class="ulink" href="http://www.docbook.org/" target="_top">http://www.docbook.org/</a></p><p><a class="ulink" href="mailto:joe.bloggs@foobar.com" target="_top">email Joe Bloggs</a></p><p><a class="ulink" href="mailto:joe.bloggs@foobar.com" target="_top">joe.bloggs@foobar.com</a></p><p>If the <code class="literal">&lt;target&gt;</code> necessitates space characters use <code class="literal">%20</code>, for example
+joe.bloggs@foobar.com</pre><p>Which are rendered:</p><p><a class="ulink" href="https://docbook.org/" target="_top">DocBook.org</a></p><p><a class="ulink" href="https://docbook.org/" target="_top">https://docbook.org/</a></p><p><a class="ulink" href="mailto:joe.bloggs@foobar.com" target="_top">email Joe Bloggs</a></p><p><a class="ulink" href="mailto:joe.bloggs@foobar.com" target="_top">joe.bloggs@foobar.com</a></p><p>If the <code class="literal">&lt;target&gt;</code> necessitates space characters use <code class="literal">%20</code>, for example
 <code class="literal">large%20image.png</code>.</p></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="_internal_cross_references"></a>21.1.2. Internal Cross References</h3></div></div></div><p>Two AsciiDoc inline macros are provided for creating hypertext links
 within an AsciiDoc document. You can use either the standard macro
 syntax or the (preferred) alternative.</p><div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="X30"></a>anchor</h4></div></div></div><p>Used to specify hypertext link targets:</p><pre class="literallayout">[[&lt;id&gt;,&lt;xreflabel&gt;]]
@@ -87,7 +87,7 @@ referring document.</p><div class="itemizedlist"><a id="X55"></a><p class="title
 The optional <span class="emphasis"><em>alt</em></span> attribute is also the first positional attribute,
   it specifies alternative text which is displayed if the output
   application is unable to display the image file (see also
-  <a class="ulink" href="http://htmlhelp.com/feature/art3.htm" target="_top">Use of ALT texts in IMGs</a>). For
+  <a class="ulink" href="https://htmlhelp.com/feature/art3.htm" target="_top">Use of ALT texts in IMGs</a>). For
   example:
 </p><pre class="literallayout">image:images/logo.png[Company Logo]</pre></li><li class="listitem">
 The optional <span class="emphasis"><em>title</em></span> attribute provides a title for the image. The
@@ -144,7 +144,7 @@ image::images/layout.png[J14P main circuit board]</pre><p>is equivalent to:</p><
 [caption="Figure 2: "]
 image::images/layout.png[J14P main circuit board]</pre><div class="sidebar"><a id="X66"></a><div class="titlepage"><div><div><p class="title"><strong>Embedding images in XHTML documents</strong></p></div></div></div><p>If you define the <code class="literal">data-uri</code> attribute then images will be embedded in
 XHTML outputs using the
-<a class="ulink" href="http://en.wikipedia.org/wiki/Data:_URI_scheme" target="_top">data URI scheme</a>.  You
+<a class="ulink" href="https://en.wikipedia.org/wiki/Data_URI_scheme" target="_top">data URI scheme</a>.  You
 can use the <span class="emphasis"><em>data-uri</em></span> attribute with the <span class="emphasis"><em>xhtml11</em></span> and <span class="emphasis"><em>html5</em></span>
 backends to produce single-file XHTML documents with embedded images
 and CSS, for example:</p><pre class="literallayout">$ asciidoc -a data-uri mydocument.txt</pre><div class="note" style="margin-left: 0; margin-right: 10%;"><table border="0" summary="Note"><tr><td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="images/icons/note.png" /></td><th align="left"></th></tr><tr><td align="left" valign="top"><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
diff --git a/chunked/ch24.html b/chunked/ch24.html
index 2ac16f7..d114d27 100644
--- a/chunked/ch24.html
+++ b/chunked/ch24.html
@@ -17,7 +17,7 @@ contain a single paragraph (usually a single line) consisting of a
 list of one or more comma separated command name(s) separated from the
 command purpose by a dash character. The dash must have at least one
 white space character on either side. For example:</p><pre class="literallayout">printf, fprintf, sprintf - print formatted output</pre></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_the_synopsis_section"></a>24.3. The SYNOPSIS Section</h2></div></div></div><p>The second manpage section is mandatory and must be titled <span class="emphasis"><em>SYNOPSIS</em></span>.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_refmiscinfo_attributes"></a>24.4. refmiscinfo attributes</h2></div></div></div><p>In addition to the automatically created man page <a class="link" href="ch31.html" title="Chapter 31. Intrinsic Attributes">intrinsic attributes</a> you can assign DocBook
-<a class="ulink" href="http://www.docbook.org/tdg5/en/html/refmiscinfo.html" target="_top">refmiscinfo</a>
+<a class="ulink" href="https://tdg.docbook.org/tdg/4.5/refmiscinfo.html" target="_top">refmiscinfo</a>
 element <span class="emphasis"><em>source</em></span>, <span class="emphasis"><em>version</em></span> and <span class="emphasis"><em>manual</em></span> values using AsciiDoc
 <code class="literal">{mansource}</code>, <code class="literal">{manversion}</code> and <code class="literal">{manmanual}</code> attributes
 respectively. This example is from the AsciiDoc header of a man page
diff --git a/chunked/ch25.html b/chunked/ch25.html
index fa26ce4..ddebe56 100644
--- a/chunked/ch25.html
+++ b/chunked/ch25.html
@@ -5,7 +5,7 @@ the <span class="emphasis"><em>asciimath</em></span> and <span class="emphasis">
 can use the following math markups:</p><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_latex_math"></a>25.1. LaTeX Math</h2></div></div></div><p><a class="ulink" href="ftp://ftp.ams.org/pub/tex/doc/amsmath/short-math-guide.pdf" target="_top">LaTeX
 math</a> can be included in documents that are processed by
 <a class="link" href="ch05.html#X31">dblatex(1)</a>.  Example inline formula:</p><pre class="literallayout">latexmath:[$C = \alpha + \beta Y^{\gamma} + \epsilon$]</pre><p>For more examples see the <a class="ulink" href="https://asciidoc.org/" target="_top">AsciiDoc website</a> or the
-distributed <code class="literal">doc/latexmath.txt</code> file.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_mathjax"></a>25.2. MathJax</h2></div></div></div><p><a class="ulink" href="http://www.mathjax.org/" target="_top">MathJax</a> allows LaTeX Math style formulas to be included
+distributed <code class="literal">doc/latexmath.txt</code> file.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_mathjax"></a>25.2. MathJax</h2></div></div></div><p><a class="ulink" href="https://www.mathjax.org/" target="_top">MathJax</a> allows LaTeX Math style formulas to be included
 in XHTML documents generated via the AsciiDoc <span class="emphasis"><em>xhtml11</em></span> and <span class="emphasis"><em>html5</em></span> backends.
 This route overcomes several restrictions of the MathML-based approaches,
 notably, restricted support of MathML by many mainstream browsers. To enable
@@ -16,7 +16,7 @@ with <span class="emphasis"><em>MathJax</em></span> requires a working internet
 you are offline (but it can be configured differently).</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_latexmathml"></a>25.3. LaTeXMathML</h2></div></div></div><p><span class="emphasis"><em>LaTeXMathML</em></span> allows LaTeX Math style formulas to be included in XHTML
 documents generated using the AsciiDoc <span class="emphasis"><em>xhtml11</em></span> and <span class="emphasis"><em>html5</em></span> backends.
 AsciiDoc uses the
-<a class="ulink" href="http://www.maths.nottingham.ac.uk/personal/drw/lm.html" target="_top">original
+<a class="ulink" href="https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html" target="_top">original
 LaTeXMathML</a> by Douglas Woodall.  <span class="emphasis"><em>LaTeXMathML</em></span> is derived from
 ASCIIMathML and is for users who are more familiar with or prefer
 using LaTeX math formulas (it recognizes a subset of LaTeX Math, the
@@ -32,12 +32,12 @@ generate PDF files.  <span class="emphasis"><em>LaTeXMathML</em></span> is very
 Math</em></span> and applies to XHTML documents. This remark does not
 apply to <span class="emphasis"><em>MathJax</em></span> which does not use any of the <span class="emphasis"><em>latexmath</em></span> macros
 (but only requires the <span class="emphasis"><em>latexmath</em></span> passthrough blocks for identification
-of the equations).</p></td></tr></table></div></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_asciimathml"></a>25.4. ASCIIMathML</h2></div></div></div><p><a class="ulink" href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html" target="_top">ASCIIMathML</a>
-formulas can be included in XHTML documents generated using the
-<span class="emphasis"><em>xhtml11</em></span> and <span class="emphasis"><em>html5</em></span> backends. To enable ASCIIMathML support you must
-define the <span class="emphasis"><em>asciimath</em></span> attribute, for example using the <code class="literal">-a asciimath</code>
-command-line option.  Example inline formula:</p><pre class="literallayout">asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]</pre><p>For more examples see the <a class="ulink" href="https://asciidoc.org/" target="_top">AsciiDoc website</a> or the
-distributed <code class="literal">doc/asciimathml.txt</code> file.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_mathml"></a>25.5. MathML</h2></div></div></div><p><a class="ulink" href="http://www.w3.org/Math/" target="_top">MathML</a> is a low level XML markup for
+of the equations).</p></td></tr></table></div></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_asciimathml"></a>25.4. ASCIIMathML</h2></div></div></div><p><a class="ulink" href="http://asciimath.org/" target="_top">ASCIIMath</a> formulas can be included in XHTML
+documents generated using the <span class="emphasis"><em>xhtml11</em></span> and <span class="emphasis"><em>html5</em></span> backends. To enable
+ASCIIMathML support you must define the <span class="emphasis"><em>asciimath</em></span> attribute, for
+example using the <code class="literal">-a asciimath</code> command-line option.  Example inline
+formula:</p><pre class="literallayout">asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]</pre><p>For more examples see the <a class="ulink" href="https://asciidoc.org/" target="_top">AsciiDoc website</a> or the
+distributed <code class="literal">doc/asciimathml.txt</code> file.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_mathml"></a>25.5. MathML</h2></div></div></div><p><a class="ulink" href="https://www.w3.org/Math/" target="_top">MathML</a> is a low level XML markup for
 mathematics. AsciiDoc has no macros for MathML but users familiar with
 this markup could use passthrough macros and passthrough blocks to
 include MathML in output documents.</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ch24.html"><img src="images/icons/prev.png" alt="Prev" /></a> </td><td width="20%" align="center"> </td><td width="40%" align="right"> <a accesskey="n" href="ch26.html"><img src="images/icons/next.png" alt="Next" /></a></td></tr><tr><td width="40%" align="left" valign="top"> </td><td width="20%" align="center"><a accesskey="h" href="index.html"><img src="images/icons/home.png" alt="Home" /></a></td><td width="40%" align="right" valign="top"> </td></tr></table></div></body></html>
 \ No newline at end of file
diff --git a/chunked/ch28.html b/chunked/ch28.html
index e206035..aaaa20e 100644
--- a/chunked/ch28.html
+++ b/chunked/ch28.html
@@ -65,8 +65,8 @@ This feature can only be used in attribute entries — configuration
 break paragraph flow and readability suffers.  The problem is
 compounded by redundancy if the same name is used repeatedly.
 Attribute entries can be used to make your documents easier to read
-and write, here are some examples:</p><pre class="literallayout">:1:         http://freshmeat.net/projects/asciidoc/
-:homepage:  http://asciidoc.org[AsciiDoc home page]
+and write, here are some examples:</p><pre class="literallayout">:1:         http://freshmeat.sourceforge.net/projects/asciidoc/
+:homepage:  https://asciidoc.org[AsciiDoc home page]
 :new:       image:./images/smallnew.png[]
 :footnote1: footnote:[A meaningless latin term]</pre><pre class="literallayout">Using previously defined attributes: See the {1}[Freshmeat summary]
 or the {homepage} for something new {new}. Lorem ispum {footnote1}.</pre><div class="itemizedlist"><p class="title"><strong>Note</strong></p><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
diff --git a/chunked/ch31.html b/chunked/ch31.html
index dd5cc08..a81a245 100644
--- a/chunked/ch31.html
+++ b/chunked/ch31.html
@@ -99,7 +99,7 @@ If the input file is the standard input and the output file is not
    file extension.
 </li><li class="listitem">
 See
-   <a class="ulink" href="http://en.wikipedia.org/wiki/Non-English_usage_of_quotation_marks" target="_top">non-English
+   <a class="ulink" href="https://en.wikipedia.org/wiki/Quotation_mark#Summary_table" target="_top">non-English
    usage of quotation marks</a>.
 </li><li class="listitem"><p class="simpara">
 The <code class="literal">{blockname}</code> attribute identifies the style of the current
diff --git a/chunked/ch33.html b/chunked/ch33.html
index b6f9f65..63642a1 100644
--- a/chunked/ch33.html
+++ b/chunked/ch33.html
@@ -46,11 +46,11 @@ filter</a>.</p></td></tr></table></div></div><div class="section"><div class="ti
 <span class="emphasis"><em>graphviz</em></span> filters, details are on the
 <a class="ulink" href="https://asciidoc.org/index.html#_filters" target="_top">AsciiDoc website</a>.</p><div class="table"><a id="idm4846"></a><p class="title"><strong>Table 33.1. Built-in filters list</strong></p><div class="table-contents"><table class="table" summary="Built-in filters list" cellpadding="4px" style="border-collapse: collapse;border-top: 3px solid #527bbd; border-bottom: 3px solid #527bbd; "><colgroup><col class="col_1" /><col class="col_2" /></colgroup><thead><tr><th style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top">Filter name </th><th style="border-bottom: 1px solid #527bbd; " align="left" valign="top">Description</th></tr></thead><tbody><tr><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>music</em></span></p></td><td style="border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>A <a class="ulink" href="https://asciidoc.org/music-filter.html" target="_top">music filter</a> is included in the
 distribution <code class="literal">./filters/</code> directory. It translates music in
-<a class="ulink" href="http://lilypond.org/" target="_top">LilyPond</a> or <a class="ulink" href="http://abcnotation.org.uk/" target="_top">ABC</a>
+<a class="ulink" href="https://lilypond.org/" target="_top">LilyPond</a> or <a class="ulink" href="https://abcnotation.com/" target="_top">ABC</a>
 notation to standard classical notation.</p></td></tr><tr><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>source</em></span></p></td><td style="border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>A <a class="ulink" href="https://asciidoc.org/source-highlight-filter.html" target="_top">source code highlight filter</a>
 is included in the distribution <code class="literal">./filters/</code> directory.</p></td></tr><tr><td style="border-right: 1px solid #527bbd; border-bottom: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>latex</em></span></p></td><td style="border-bottom: 1px solid #527bbd; " align="left" valign="top"><p>The <a class="ulink" href="https://asciidoc.org/latex-filter.html" target="_top">AsciiDoc LaTeX filter</a> translates
 LaTeX source to an image that is automatically inserted into the
-AsciiDoc output documents.</p></td></tr><tr><td style="border-right: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>graphviz</em></span></p></td><td style="" align="left" valign="top"><p>Gouichi Iisaka has written a <a class="ulink" href="http://www.graphviz.org/" target="_top">Graphviz</a>
+AsciiDoc output documents.</p></td></tr><tr><td style="border-right: 1px solid #527bbd; " align="left" valign="top"><p><span class="emphasis"><em>graphviz</em></span></p></td><td style="" align="left" valign="top"><p>Gouichi Iisaka has written a <a class="ulink" href="https://www.graphviz.org/" target="_top">Graphviz</a>
 filter for AsciiDoc.  Graphviz generates diagrams from a textual
 specification. Gouichi Iisaka’s Graphviz filter is included in the
 AsciiDoc distribution. Here are some
diff --git a/chunked/ch36.html b/chunked/ch36.html
index ce8f0e1..c2af40f 100644
--- a/chunked/ch36.html
+++ b/chunked/ch36.html
@@ -15,7 +15,7 @@ Assign the <code class="literal">gq}</code> command to the Q key with the <code
 Put <code class="literal">set</code> commands in your <code class="literal">~/.vimrc</code> file so you don’t have to
   enter them manually.
 </li><li class="listitem">
-The Vim website (<a class="ulink" href="http://www.vim.org" target="_top">http://www.vim.org</a>) has a wealth of resources,
+The Vim website (<a class="ulink" href="https://www.vim.org/" target="_top">https://www.vim.org/</a>) has a wealth of resources,
   including scripts for automated spell checking and ASCII Art
   drawing.
 </li></ul></div></td></tr></table></div></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="_format_lists"></a>36.2.2. Format Lists</h3></div></div></div><p>The <code class="literal">gq</code> command can also be used to format bulleted, numbered and
@@ -161,8 +161,8 @@ Change the indentation and layout of configuration file markup
    template sections. The <code class="literal">{empty}</code> attribute is useful for outputting
    trailing blank lines in markup templates.
 </li><li class="listitem"><p class="simpara">
-Use Dave Raggett’s <a class="ulink" href="http://tidy.sourceforge.net/" target="_top">HTML Tidy</a> program
-   to tidy asciidoc(1) output. Example:
+Use <a class="ulink" href="https://www.html-tidy.org/" target="_top">HTML Tidy</a> program to tidy
+   asciidoc(1) output. Example:
 </p><pre class="literallayout">$ asciidoc -b docbook -o - mydoc.txt | tidy -indent -xml &gt;mydoc.xml</pre></li><li class="listitem"><p class="simpara">
 Use the <code class="literal">xmllint(1)</code> format option. Example:
 </p><pre class="literallayout">$ xmllint --format mydoc.xml</pre></li></ol></div></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_supporting_minor_docbook_dtd_variations"></a>36.10. Supporting minor DocBook DTD variations</h2></div></div></div><p>The conditional inclusion of DocBook SGML markup at the end of the
@@ -211,6 +211,6 @@ $ xmllint --nonet --noout --valid --html html4-file.html</pre><p>The <code class
 type’s DTD, if the DTD is not installed in your system’s catalog then
 it will be fetched from its Internet location. If you omit the
 <code class="literal">--valid</code> option the document will only be checked that it is well
-formed.</p><p>The online <a class="ulink" href="http://validator.w3.org/#validate_by_uri+with_options" target="_top">W3C
+formed.</p><p>The online <a class="ulink" href="https://validator.w3.org/#validate_by_uri+with_options" target="_top">W3C
 Markup Validation Service</a> is the defacto standard when it comes to
 validating HTML (it validates all HTML standards including HTML5).</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ch35.html"><img src="images/icons/prev.png" alt="Prev" /></a> </td><td width="20%" align="center"> </td><td width="40%" align="right"> <a accesskey="n" href="go01.html"><img src="images/icons/next.png" alt="Next" /></a></td></tr><tr><td width="40%" align="left" valign="top"> </td><td width="20%" align="center"><a accesskey="h" href="index.html"><img src="images/icons/home.png" alt="Home" /></a></td><td width="40%" align="right" valign="top"> </td></tr></table></div></body></html>
 \ No newline at end of file
diff --git a/epub-notes.html b/epub-notes.html
index 57b37ee..f7335ba 100644
--- a/epub-notes.html
+++ b/epub-notes.html
@@ -86,8 +86,7 @@ into the toc.ncx navigation control file:</p></div>
 <pre><code>&lt;ncx:meta name="dtb:depth" content="-1"/&gt;</code></pre>
 </div></div>
 <div class="paragraph"><p>Shouldn&#8217;t it be a positive integer equal to the depth navPoint nesting in the
-navMap element (see
-<a href="http://www.niso.org/workrooms/daisy/Z39-86-2005.html#NavMeta">http://www.niso.org/workrooms/daisy/Z39-86-2005.html#NavMeta</a>)? Though epubcheck 1.05 doesn&#8217;t flag it as invalid&#8201;&#8212;&#8201;are they both wrong?</p></div>
+navMap element? Though epubcheck 1.05 doesn&#8217;t flag it as invalid&#8201;&#8212;&#8201;are they both wrong?</p></div>
 </div>
 <div class="sect2">
 <h3 id="X1">epub: untitled DocBook sidebar emits invalid XHTML</h3>
@@ -271,7 +270,7 @@ will emit errors like &#8220;extra field length for first filename must be
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:13:59 UTC<br />
+Last updated 2021-02-06 04:30:44 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/epub-notes.txt b/epub-notes.txt
index cf108e5..79f66dd 100644
--- a/epub-notes.txt
+++ b/epub-notes.txt
@@ -35,8 +35,7 @@ into the toc.ncx navigation control file:
    <ncx:meta name="dtb:depth" content="-1"/>
 
 Shouldn't it be a positive integer equal to the depth navPoint nesting in the
-navMap element (see
-http://www.niso.org/workrooms/daisy/Z39-86-2005.html#NavMeta)? Though epubcheck 1.05 doesn't flag it as invalid -- are they both wrong?
+navMap element? Though epubcheck 1.05 doesn't flag it as invalid -- are they both wrong?
 
 
 [[X1]]
diff --git a/faq.html b/faq.html
index 7110288..0b7d71c 100644
--- a/faq.html
+++ b/faq.html
@@ -461,11 +461,11 @@ adolescens.</p></div>
 <div class="sect1">
 <h2 id="_what_is_the_preferred_file_name_extension_for_asciidoc_files">15. What is the preferred file name extension for AsciiDoc files?</h2>
 <div class="sectionbody">
-<div class="paragraph"><p>The <code>.txt</code> <a href="http://en.wikipedia.org/wiki/Text_file">text file</a> extension
+<div class="paragraph"><p>The <code>.txt</code> <a href="https://en.wikipedia.org/wiki/Text_file">text file</a> extension
 is preferred, but it&#8217;s just a convention and it&#8217;s not enforced by the
 software.</p></div>
 <div class="paragraph"><p>AsciiDoc source files are human readable
-<a href="http://en.wikipedia.org/wiki/Plain_text">plain text</a> files which is
+<a href="https://en.wikipedia.org/wiki/Plain_text">plain text</a> files which is
 what the <code>.txt</code> extension is for. All text editors recognize and open
 files with a <code>.txt</code> extension. The <code>.txt</code> extension is universally
 recognized and unambiguous&#8201;&#8212;&#8201;you are not left asking questions like
@@ -662,7 +662,7 @@ substitutions in the monospaced text, for example:</p></div>
 <div class="sectionbody">
 <div class="paragraph"><p>With the advent of Internet Explorer 8 all major web browsers now
 support the
-<a href="http://en.wikipedia.org/wiki/Data:_URI_scheme">data URI scheme</a> for
+<a href="https://en.wikipedia.org/wiki/Data_URI_scheme">data URI scheme</a> for
 embedded images. The AsciiDoc <em>xhtml11</em> and <em>html5</em> backends supports
 the data URI scheme for embedded images and by default it embeds the
 CSS stylesheet. For example the following command will generate a
@@ -821,13 +821,13 @@ b. List 2.</code></pre>
 <div class="sectionbody">
 <div class="paragraph"><p>There are a number of programs available that generate presentation
 charts from textual specification, for example
-<a href="http://home.gna.org/pychart/">Pychart</a> is a library for writing chart
+<a href="https://pypi.org/project/PyChart/">Pychart</a> is a library for writing chart
 scripts in Python. Here&#8217;s an example from the <em>Pychart</em> documentation:</p></div>
 <div class="listingblock">
 <div class="title">barchart.py</div>
 <div class="content">
 <pre><code>#
-# Example bar chart (from Pychart documentation http://home.gna.org/pychart/).
+# Example bar chart (from Pychart documentation https://pypi.org/project/PyChart/).
 #
 from pychart import *
 theme.get_options()
@@ -1237,8 +1237,9 @@ from the command-line.</p></div>
 <div class="sect1">
 <h2 id="_are_there_any_docbook_viewers">41. Are there any DocBook viewers?</h2>
 <div class="sectionbody">
-<div class="paragraph"><p><a href="http://live.gnome.org/Yelp">Yelp</a>, the GNOME help viewer, does a
-creditable job of displaying DocBook XML files directly.</p></div>
+<div class="paragraph"><p><a href="https://wiki.gnome.org/action/show/Apps/Yelp">Yelp</a>, the GNOME help
+viewer, does a creditable job of displaying DocBook XML files
+directly.</p></div>
 </div>
 </div>
 <div class="sect1">
@@ -1755,12 +1756,12 @@ example:</p></div>
 <div class="sect1">
 <h2 id="_how_can_i_convert_documents_from_other_formats_to_asciidoc">64. How can I convert documents from other formats to AsciiDoc?</h2>
 <div class="sectionbody">
-<div class="paragraph"><p>You can use <a href="http://johnmacfarlane.net/pandoc/">Pandoc</a> to convert
-documents in <a href="http://daringfireball.net/projects/markdown/">markdown</a>,
-<a href="http://docutils.sourceforge.net/docs/ref/rst/introduction.html">reStructuredText</a>,
-<a href="http://redcloth.org/textile">textile</a>,
-<a href="http://www.w3.org/TR/html40/">HTML</a>, <a href="http://www.docbook.org/">DocBook</a>,
-or <a href="http://www.latex-project.org/">LaTeX</a> to AsciiDoc.</p></div>
+<div class="paragraph"><p>You can use <a href="https://pandoc.org/">Pandoc</a> to convert documents in
+<a href="https://daringfireball.net/projects/markdown/">markdown</a>,
+<a href="https://docutils.sourceforge.io/rst.html">reStructuredText</a>,
+<a href="https://www.promptworks.com/textile/">textile</a>,
+<a href="https://html.spec.whatwg.org/">HTML</a>, <a href="https://docbook.org/">DocBook</a>,
+or <a href="https://www.latex-project.org/">LaTeX</a> to AsciiDoc.</p></div>
 </div>
 </div>
 <div class="sect1">
@@ -1809,7 +1810,7 @@ by Dan Allen</a>.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:00 UTC<br />
+Last updated 2021-02-06 04:30:44 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/faq.txt b/faq.txt
index 5a72a28..76f22b7 100644
--- a/faq.txt
+++ b/faq.txt
@@ -311,12 +311,12 @@ NOTE: link:userguide.html#X26[Comment blocks] are never displayed.
 
 
 == What is the preferred file name extension for AsciiDoc files?
-The `.txt` http://en.wikipedia.org/wiki/Text_file[text file] extension
+The `.txt` https://en.wikipedia.org/wiki/Text_file[text file] extension
 is preferred, but it's just a convention and it's not enforced by the
 software.
 
 AsciiDoc source files are human readable
-http://en.wikipedia.org/wiki/Plain_text[plain text] files which is
+https://en.wikipedia.org/wiki/Plain_text[plain text] files which is
 what the `.txt` extension is for. All text editors recognize and open
 files with a `.txt` extension. The `.txt` extension is universally
 recognized and unambiguous -- you are not left asking questions like
@@ -470,7 +470,7 @@ substitutions in the monospaced text, for example:
 == How can I generate a single HTML document file containing images and CSS styles?
 With the advent of Internet Explorer 8 all major web browsers now
 support the
-http://en.wikipedia.org/wiki/Data:_URI_scheme[data URI scheme] for
+https://en.wikipedia.org/wiki/Data_URI_scheme[data URI scheme] for
 embedded images. The AsciiDoc 'xhtml11' and 'html5' backends supports
 the data URI scheme for embedded images and by default it embeds the
 CSS stylesheet. For example the following command will generate a
@@ -636,13 +636,13 @@ b. List 2.
 
 There are a number of programs available that generate presentation
 charts from textual specification, for example
-http://home.gna.org/pychart/[Pychart] is a library for writing chart
+https://pypi.org/project/PyChart/[Pychart] is a library for writing chart
 scripts in Python. Here's an example from the 'Pychart' documentation:
 
 .barchart.py
 ---------------------------------------------------------------------
 #
-# Example bar chart (from Pychart documentation http://home.gna.org/pychart/).
+# Example bar chart (from Pychart documentation https://pypi.org/project/PyChart/).
 #
 from pychart import *
 theme.get_options()
@@ -939,8 +939,9 @@ from the command-line.
 
 == Are there any DocBook viewers?
 
-http://live.gnome.org/Yelp[Yelp], the GNOME help viewer, does a
-creditable job of displaying DocBook XML files directly.
+https://wiki.gnome.org/action/show/Apps/Yelp[Yelp], the GNOME help
+viewer, does a creditable job of displaying DocBook XML files
+directly.
 
 
 == Can you create ODF and PDF files using LibreOffice?
@@ -1358,12 +1359,12 @@ example:
 
 
 == How can I convert documents from other formats to AsciiDoc?
-You can use http://johnmacfarlane.net/pandoc/[Pandoc] to convert
-documents in http://daringfireball.net/projects/markdown/[markdown],
-http://docutils.sourceforge.net/docs/ref/rst/introduction.html[reStructuredText],
-http://redcloth.org/textile[textile],
-http://www.w3.org/TR/html40/[HTML], http://www.docbook.org/[DocBook],
-or http://www.latex-project.org/[LaTeX] to AsciiDoc.
+You can use https://pandoc.org/[Pandoc] to convert documents in
+https://daringfireball.net/projects/markdown/[markdown],
+https://docutils.sourceforge.io/rst.html[reStructuredText],
+https://www.promptworks.com/textile/[textile],
+https://html.spec.whatwg.org/[HTML], https://docbook.org/[DocBook],
+or https://www.latex-project.org/[LaTeX] to AsciiDoc.
 
 
 == How can I insert raw HTML in a document processed by a2x?
diff --git a/index.html b/index.html
index 8b2009f..62cd16a 100644
--- a/index.html
+++ b/index.html
@@ -200,7 +200,7 @@ Stylesheets.</p></div>
 </div>
 <div class="sect2">
 <h3 id="X8">Example Slideshows</h3>
-<div class="paragraph"><p>The <a href="http://www.w3.org/Talks/Tools/Slidy2/">Slidy</a> backend generates
+<div class="paragraph"><p>The <a href="https://www.w3.org/Talks/Tools/Slidy2/">Slidy</a> backend generates
 HTML slideshows that can be viewed in any web browser.  What&#8217;s nice is
 that you can create completely self contained slideshows including
 embedded images.</p></div>
@@ -246,7 +246,7 @@ Example <a href="newtables.html">Tables</a>.
 <h2 id="_ebook_publication">eBook Publication</h2>
 <div class="sectionbody">
 <div class="paragraph"><p>The two most popular open eBook formats are
-<a href="http://en.wikipedia.org/wiki/EPUB">EPUB</a> and PDF.
+<a href="https://en.wikipedia.org/wiki/EPUB">EPUB</a> and PDF.
 The AsciiDoc <a href="a2x.1.html">a2x</a> toolchain wrapper makes it easy to
 <a href="publishing-ebooks-with-asciidoc.html">publish EPUB and PDF eBooks
 with AsciiDoc</a>. See also <a href="#X7">example books</a> and
@@ -256,9 +256,9 @@ with AsciiDoc</a>. See also <a href="#X7">example books</a> and
 <div class="sect1">
 <h2 id="_blogpost_weblog_client">Blogpost weblog client</h2>
 <div class="sectionbody">
-<div class="paragraph"><p><a href="http://srackham.wordpress.com/blogpost-readme/">blogpost</a> is a
+<div class="paragraph"><p><a href="https://srackham.wordpress.com/blogpost-readme/">blogpost</a> is a
 command-line weblog client for publishing AsciiDoc documents to
-<a href="http://wordpress.org/">WordPress</a> blog hosts. It creates and updates
+<a href="https://wordpress.org/">WordPress</a> blog hosts. It creates and updates
 weblog posts and pages directly from AsciiDoc source documents.</p></div>
 </div>
 </div>
@@ -267,9 +267,9 @@ weblog posts and pages directly from AsciiDoc source documents.</p></div>
 <div class="sectionbody">
 <div class="paragraph"><p>AsciiDoc includes a <a href="source-highlight-filter.html">source code
 highlighter filter</a> that uses
-<a href="http://www.gnu.org/software/src-highlite/">GNU source-highlight</a> to
+<a href="https://www.gnu.org/software/src-highlite/">GNU source-highlight</a> to
 highlight HTML outputs. You also have the option of using the
-<a href="http://pygments.org/">Pygments</a> highlighter.</p></div>
+<a href="https://pygments.org/">Pygments</a> highlighter.</p></div>
 </div>
 </div>
 <div class="sect1">
@@ -313,8 +313,8 @@ Dag Wieers has implemented an alternative Vim syntax file for
 <li>
 <p>
 David Avsajanishvili has written a source highlighter for AsciiDoc
-  files for <a href="http://projects.gnome.org/gtksourceview/">GtkSourceView</a>
-  (used by <a href="http://projects.gnome.org/gedit/">gedit</a> and a number of
+  files for <a href="https://wiki.gnome.org/Projects/GtkSourceView">GtkSourceView</a>
+  (used by <a href="https://wiki.gnome.org/Apps/Gedit">gedit</a> and a number of
   other applications). The project is hosted here:
   <a href="https://launchpad.net/asciidoc-gtk-highlight">https://launchpad.net/asciidoc-gtk-highlight</a>
 </p>
@@ -322,8 +322,8 @@ David Avsajanishvili has written a source highlighter for AsciiDoc
 <li>
 <p>
 AsciiDoc resources for the Emacs editor can be found on the
-  <a href="http://www.emacswiki.org/emacs/AsciiDoc">AsciiDoc  page</a> at the
-  <a href="http://www.emacswiki.org/emacs/EmacsWiki">Emacs Wiki</a>.
+  <a href="https://www.emacswiki.org/emacs/AsciiDoc">AsciiDoc  page</a> at the
+  <a href="https://www.emacswiki.org/emacs/EmacsWiki">Emacs Wiki</a>.
 </p>
 </li>
 <li>
@@ -340,9 +340,9 @@ Christian Zuckschwerdt has written a
 <h2 id="_try_asciidoc_on_the_web">Try AsciiDoc on the Web</h2>
 <div class="sectionbody">
 <div class="paragraph"><p>Thaddée Tyl has written an online live editor named
-<a href="http://espadrine.github.io/AsciiDocBox/">AsciiDocBox</a> to try AsciiDoc in
+<a href="https://espadrine.github.io/AsciiDocBox/">AsciiDocBox</a> to try AsciiDoc in
 your browser.</p></div>
-<div class="paragraph"><p>You can use <a href="http://gist.asciidoctor.org/">DocGist</a> to preview AsciiDoc
+<div class="paragraph"><p>You can use <a href="https://gist.asciidoctor.org/">DocGist</a> to preview AsciiDoc
 files hosted on GitHub, Dropbox, and other services. DocGist also
 features a real-time collaboration mode.</p></div>
 </div>
@@ -350,8 +350,8 @@ features a real-time collaboration mode.</p></div>
 <div class="sect1">
 <h2 id="X2">External Resources and Applications</h2>
 <div class="sectionbody">
-<div class="paragraph"><p>Here are resources that I know of, if you know of more drop me a line
-and I&#8217;ll add them to the list.</p></div>
+<div class="paragraph"><p>Here are various useful resources, feel free to open a pull request to
+add additional ones:</p></div>
 <div class="ulist"><ul>
 <li>
 <p>
@@ -361,7 +361,7 @@ Check the <a href="INSTALL.html#X2">installation page</a> for packaged versions
 </li>
 <li>
 <p>
-<a href="http://asciidoctor.org">Asciidoctor</a> provides a modern, compliant, and
+<a href="https://asciidoctor.org/">Asciidoctor</a> provides a modern, compliant, and
   substantially faster implementation of the AsciiDoc processor written
   in Ruby. This implementation can also be run on the JVM (with
   AsciidoctorJ) or using JavaScript (with Asciidoctor.js). The
@@ -372,18 +372,13 @@ Check the <a href="INSTALL.html#X2">installation page</a> for packaged versions
 <li>
 <p>
 Alex Efros has written an HTML formatted
-  <a href="http://powerman.name/doc/asciidoc">AsciiDoc Cheatsheet</a> using AsciiDoc.
+  <a href="https://powerman.name/doc/asciidoc">AsciiDoc Cheatsheet</a> using AsciiDoc.
   The Asciidoctor project also provides a comprehensive
-  <a href="http://asciidoctor.org/docs/asciidoc-syntax-quick-reference/">AsciiDoc
-  syntax quick reference</a>.
-</p>
-</li>
-<li>
-<p>
-The <a href="http://www.wikimatrix.org/">WikiMatrix</a> website has an excellent
-  <a href="https://www.wikimatrix.org/compare/">web page</a> that compares the
-  various Wiki markup syntaxes. An interesting attempt at Wiki markup
-  standardization is <a href="http://www.wikicreole.org/">CREOLE</a>.
+  <a href="https://docs.asciidoctor.org/asciidoc/latest/syntax-quick-reference/">AsciiDoc
+  syntax quick reference</a>. However, the syntax supported by Asciidoctor differs
+  slightly, see
+  <a href="https://docs.asciidoctor.org/asciidoctor/latest/migrate/asciidoc-py/#updated-and-deprecated-asciidoc-syntax">this page</a>
+  for more details.
 </p>
 </li>
 <li>
@@ -428,13 +423,6 @@ David Hajage has written an AsciiDoc package for the
 </li>
 <li>
 <p>
-Pascal Rapaz has written a Python script to automate AsciiDoc
-  website generation. You can find it at
-  <a href="http://www.rapazp.ch/opensource/tools/asciidoc.html">http://www.rapazp.ch/opensource/tools/asciidoc.html</a>.
-</p>
-</li>
-<li>
-<p>
 Jared Henley has written
   <a href="https://jared.henley.id.au/software/awb/">AsciiDoc
   Website Builder</a>. <em>AsciiDoc Website Builder</em> (awb) is a Python
@@ -466,15 +454,15 @@ Filippo Negroni has developed a set of tools to facilitate <em>literate
 <li>
 <p>
 Gregory Romé has written an
-  <a href="http://github.com/gpr/redmine_asciidoc_formatter">AsciiDoc plugin</a>
-  for the <a href="http://www.redmine.org/">Redmine</a> project management
+  <a href="https://github.com/gpr/redmine_asciidoc_formatter">AsciiDoc plugin</a>
+  for the <a href="https://www.redmine.org/">Redmine</a> project management
   application.
 </p>
 </li>
 <li>
 <p>
 Paul Hsu has started a
-  <a href="http://github.com/paulhsu/AsciiDoc.CHT.userguide">Chinese translation
+  <a href="https://github.com/paulhsu/AsciiDoc.CHT.userguide">Chinese translation
   of the AsciiDoc User Guide</a>.
 </p>
 </li>
@@ -508,9 +496,9 @@ Lex Trotman has written
 </li>
 <li>
 <p>
-Qingping Hou has written <a href="http://houqp.github.com/asciidoc-deckjs/">an
+Qingping Hou has written <a href="https://houqp.github.io/asciidoc-deckjs/">an
   AsciiDoc backend for deck.js</a>.
-  <a href="http://imakewebthings.github.com/deck.js/">deck.js</a> is a JavaScript
+  <a href="http://imakewebthings.com/deck.js/">deck.js</a> is a JavaScript
   library for building modern HTML presentations (slideshows).
 </p>
 </li>
@@ -531,8 +519,8 @@ Lex Trotman has written
 <li>
 <p>
 Michael Haberler has created a
-  <a href="https://code.google.com/p/asciidoc-diag-filter/">blockdiag filter for
-  Asciidoc</a> which embeds <a href="http://blockdiag.com/">blockdiag</a> images in
+  <a href="https://code.google.com/archive/p/asciidoc-diag-filter/">blockdiag filter
+  for AsciiDoc</a> which embeds <a href="http://blockdiag.com/en/">blockdiag</a> images in
   AsciiDoc documents.
 </p>
 </li>
@@ -565,7 +553,7 @@ Eduardo Santana has written an
 </li>
 <li>
 <p>
-<a href="http://www.geany.org/">Geany</a> 1.23 adds document structure support
+<a href="https://www.geany.org/">Geany</a> 1.23 adds document structure support
   for AsciiDoc.
 </p>
 </li>
@@ -589,16 +577,17 @@ The book <a href="http://practicalunittesting.com/">Practical Unit Testing</a> b
 </li>
 <li>
 <p>
-The book <a href="http://oreilly.com/catalog/9781449397296">Programming iOS 4</a>
+The book
+  <a href="https://www.oreilly.com/library/view/programming-ios-4/9781449397302/">Programming iOS 4</a>
   by Matt Neuburg was written using AsciiDoc. Matt has
-  <a href="http://www.apeth.net/matt/iosbooktoolchain.html">written an article</a>
+  <a href="https://www.apeth.net/matt/iosbooktoolchain.html">written an article</a>
   describing how he used AsciiDoc and other tools to write the book.
 </p>
 </li>
 <li>
 <p>
 The book
-  <a href="http://oreilly.com/catalog/9780596155957/index.html">Programming
+  <a href="https://www.oreilly.com/library/view/programming-scala/9780596801908/">Programming
   Scala</a> by Dean Wampler and Alex Payne (O&#8217;Reilly) was
   <a href="http://groups.google.com/group/asciidoc/browse_frm/thread/449f1199343f0e27">written
   using Asciidoc</a>.
@@ -607,15 +596,15 @@ The book
 <li>
 <p>
 The Neo4j graph database project uses Asciidoc, and the output is
-  published here: <a href="http://docs.neo4j.org/">http://docs.neo4j.org/</a>. The build process includes
+  published here: <a href="https://neo4j.com/docs/">https://neo4j.com/docs/</a>. The build process includes
   live tested source code snippets and is described
   <a href="http://groups.google.com/group/asciidoc/browse_thread/thread/49d570062fd3ff52">here</a>.
 </p>
 </li>
 <li>
 <p>
-<a href="http://frugalware.org/">Frugalware Linux</a> uses AsciiDoc for
-  <a href="http://frugalware.org/docs">documentation</a>.
+<a href="https://frugalware.org/">Frugalware Linux</a> uses AsciiDoc for
+  <a href="https://frugalware.org/docs">documentation</a>.
 </p>
 </li>
 <li>
@@ -642,7 +631,7 @@ discussion group thread</a> for details.</p></div>
 <li>
 <p>
 The
-  <a href="http://www.kernel.org/pub/software/scm/git/docs/user-manual.html">Git
+  <a href="https://mirrors.edge.kernel.org/pub/software/scm/git/docs/user-manual.html">Git
   User&#8217;s Manual</a>.
 </p>
 </li>
@@ -650,7 +639,7 @@ The
 <p>
 <em>Git Magic</em><br />
   <a href="http://www-cs-students.stanford.edu/~blynn/gitmagic/">http://www-cs-students.stanford.edu/~blynn/gitmagic/</a><br />
-  <a href="http://github.com/blynn/gitmagic/tree/1e5780f658962f8f9b01638059b27275cfda095c">http://github.com/blynn/gitmagic/tree/1e5780f658962f8f9b01638059b27275cfda095c</a>
+  <a href="https://github.com/blynn/gitmagic">https://github.com/blynn/gitmagic</a>
 </p>
 </li>
 <li>
@@ -664,7 +653,7 @@ The
 <p>
 <em>Ramaze Manual</em><br />
   <a href="http://book.ramaze.net/">http://book.ramaze.net/</a><br />
-  <a href="http://github.com/manveru/ramaze-book/tree/master">http://github.com/manveru/ramaze-book/tree/master</a>
+  <a href="http://github.com/manveru/ramaze-book">http://github.com/manveru/ramaze-book</a>
 </p>
 </li>
 <li>
@@ -689,15 +678,15 @@ The <a href="http://www.wesnoth.org/">Battle for Wesnoth</a> project uses
 <li>
 <p>
 Troy Hanson uses AsciiDoc to generate user guides for the
-  <a href="http://tpl.sourceforge.net/">tpl</a> and
-  <a href="http://uthash.sourceforge.net/">uthash</a> projects (the HTML versions
-  have a customised contents sidebar).
+  <a href="https://troydhanson.github.io/tpl/index.html">tpl</a> and
+  <a href="https://troydhanson.github.io/uthash/index.html">uthash</a> projects
+  (the HTML versions have a customised contents sidebar).
 </p>
 </li>
 <li>
 <p>
-<a href="http://www.weechat.org/">WeeChat</a> uses AsciiDoc for
-  <a href="http://www.weechat.org/doc">project documentation</a>.
+<a href="https://weechat.org/">WeeChat</a> uses AsciiDoc for
+  <a href="https://weechat.org/doc/">project documentation</a>.
 </p>
 </li>
 <li>
@@ -721,12 +710,6 @@ Eric Raymond&#8217;s <a href="http://gpsd.berlios.de/AIVDM.html">AIVDM/AIVDO
 </li>
 <li>
 <p>
-The <a href="http://www.rowetel.com/ucasterisk/">Free Telephony Project</a>
-  website is generated using AsciiDoc.
-</p>
-</li>
-<li>
-<p>
 Warren Block has <a href="http://www.wonkity.com/~wblock/docs/">posted a
   number of articles written using AsciiDoc</a>.
 </p>
@@ -788,7 +771,8 @@ Suraj Kurapati has written a number of customized manuals for his
 <li>
 <p>
 The <a href="http://cxxtest.com/">CxxTest</a> project (unit testing for C++
-  language) has written its User Guide using AsciiDoc.
+  language) has written its
+  <a href="http://cxxtest.com/guide.html">User Guide</a> using AsciiDoc.
 </p>
 </li>
 <li>
@@ -798,7 +782,6 @@ The <a href="https://docs.fedoraproject.org/">Fedora Docs</a>
 </p>
 </li>
 </ul></div>
-<div class="paragraph"><p>Please let me know if any of these links need updating.</p></div>
 </div>
 </div>
 <div class="sect1">
@@ -907,7 +890,7 @@ Include documentation updates if you&#8217;re up to it; otherwise insert
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:01 UTC<br />
+Last updated 2021-02-06 04:30:45 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/index.txt b/index.txt
index ef38ae6..b6d8f9e 100644
--- a/index.txt
+++ b/index.txt
@@ -110,7 +110,7 @@ Stylesheets.
 [[X8]]
 Example Slideshows
 ~~~~~~~~~~~~~~~~~~
-The http://www.w3.org/Talks/Tools/Slidy2/[Slidy] backend generates
+The https://www.w3.org/Talks/Tools/Slidy2/[Slidy] backend generates
 HTML slideshows that can be viewed in any web browser.  What's nice is
 that you can create completely self contained slideshows including
 embedded images.
@@ -135,7 +135,7 @@ More examples
 eBook Publication
 -----------------
 The two most popular open eBook formats are
-http://en.wikipedia.org/wiki/EPUB[EPUB] and PDF.
+https://en.wikipedia.org/wiki/EPUB[EPUB] and PDF.
 The AsciiDoc link:a2x.1.html[a2x] toolchain wrapper makes it easy to
 link:publishing-ebooks-with-asciidoc.html[publish EPUB and PDF eBooks
 with AsciiDoc]. See also <<X7,example books>> and
@@ -144,9 +144,9 @@ link:epub-notes.html[AsciiDoc EPUB Notes]).
 
 Blogpost weblog client
 ----------------------
-http://srackham.wordpress.com/blogpost-readme/[blogpost] is a
+https://srackham.wordpress.com/blogpost-readme/[blogpost] is a
 command-line weblog client for publishing AsciiDoc documents to
-http://wordpress.org/[WordPress] blog hosts. It creates and updates
+https://wordpress.org/[WordPress] blog hosts. It creates and updates
 weblog posts and pages directly from AsciiDoc source documents.
 
 
@@ -154,9 +154,9 @@ Source code highlighter
 -----------------------
 AsciiDoc includes a link:source-highlight-filter.html[source code
 highlighter filter] that uses
-http://www.gnu.org/software/src-highlite/[GNU source-highlight] to
+https://www.gnu.org/software/src-highlite/[GNU source-highlight] to
 highlight HTML outputs. You also have the option of using the
-http://pygments.org/[Pygments] highlighter.
+https://pygments.org/[Pygments] highlighter.
 
 
 [[X3]]
@@ -186,13 +186,13 @@ image::images/highlighter.png[height=400,caption="",link="images/highlighter.png
   AsciiDoc which can be found here
   https://github.com/dagwieers/asciidoc-vim.
 - David Avsajanishvili has written a source highlighter for AsciiDoc
-  files for http://projects.gnome.org/gtksourceview/[GtkSourceView]
-  (used by http://projects.gnome.org/gedit/[gedit] and a number of
+  files for https://wiki.gnome.org/Projects/GtkSourceView[GtkSourceView]
+  (used by https://wiki.gnome.org/Apps/Gedit[gedit] and a number of
   other applications). The project is hosted here:
   https://launchpad.net/asciidoc-gtk-highlight
 - AsciiDoc resources for the Emacs editor can be found on the
-  http://www.emacswiki.org/emacs/AsciiDoc[AsciiDoc  page] at the
-  http://www.emacswiki.org/emacs/EmacsWiki[Emacs Wiki].
+  https://www.emacswiki.org/emacs/AsciiDoc[AsciiDoc  page] at the
+  https://www.emacswiki.org/emacs/EmacsWiki[Emacs Wiki].
 - Christian Zuckschwerdt has written a
   https://github.com/zuckschwerdt/asciidoc.tmbundle[TextMate bundle]
   for AsciiDoc.
@@ -201,36 +201,35 @@ image::images/highlighter.png[height=400,caption="",link="images/highlighter.png
 Try AsciiDoc on the Web
 -----------------------
 Thaddée Tyl has written an online live editor named
-http://espadrine.github.io/AsciiDocBox/[AsciiDocBox] to try AsciiDoc in
+https://espadrine.github.io/AsciiDocBox/[AsciiDocBox] to try AsciiDoc in
 your browser.
 
-You can use http://gist.asciidoctor.org/[DocGist] to preview AsciiDoc
+You can use https://gist.asciidoctor.org/[DocGist] to preview AsciiDoc
 files hosted on GitHub, Dropbox, and other services. DocGist also
 features a real-time collaboration mode.
 
 [[X2]]
 External Resources and Applications
 -----------------------------------
-Here are resources that I know of, if you know of more drop me a line
-and I'll add them to the list.
+Here are various useful resources, feel free to open a pull request to
+add additional ones:
 
 - Check the link:INSTALL.html#X2[installation page] for packaged versions
   of AsciiDoc.
-- http://asciidoctor.org[Asciidoctor] provides a modern, compliant, and
+- https://asciidoctor.org/[Asciidoctor] provides a modern, compliant, and
   substantially faster implementation of the AsciiDoc processor written
   in Ruby. This implementation can also be run on the JVM (with
   AsciidoctorJ) or using JavaScript (with Asciidoctor.js). The
   Asciidoctor project now maintains the official definition of the
   AsciiDoc syntax.
 - Alex Efros has written an HTML formatted
-  http://powerman.name/doc/asciidoc[AsciiDoc Cheatsheet] using AsciiDoc.
+  https://powerman.name/doc/asciidoc[AsciiDoc Cheatsheet] using AsciiDoc.
   The Asciidoctor project also provides a comprehensive
-  http://asciidoctor.org/docs/asciidoc-syntax-quick-reference/[AsciiDoc
-  syntax quick reference].
-- The http://www.wikimatrix.org/[WikiMatrix] website has an excellent
-  https://www.wikimatrix.org/compare/[web page] that compares the
-  various Wiki markup syntaxes. An interesting attempt at Wiki markup
-  standardization is http://www.wikicreole.org/[CREOLE].
+  https://docs.asciidoctor.org/asciidoc/latest/syntax-quick-reference/[AsciiDoc
+  syntax quick reference]. However, the syntax supported by Asciidoctor differs
+  slightly, see
+  https://docs.asciidoctor.org/asciidoctor/latest/migrate/asciidoc-py/#updated-and-deprecated-asciidoc-syntax[this page]
+  for more details.
 - The http://remips.sourceforge.net/[ReMIPS] project website has been
   built using AsciiDoc.
 - Here are some link:asciidoc-docbook-xsl.html[DocBook XSL Stylesheets
@@ -251,9 +250,6 @@ and I'll add them to the list.
   'ascii' replaces R results in AsciiDoc document with AsciiDoc
   markup.  More information and examples here:
   http://eusebe.github.com/ascii/.
-- Pascal Rapaz has written a Python script to automate AsciiDoc
-  website generation. You can find it at
-  http://www.rapazp.ch/opensource/tools/asciidoc.html.
 - Jared Henley has written
   https://jared.henley.id.au/software/awb/[AsciiDoc
   Website Builder]. 'AsciiDoc Website Builder' (awb) is a Python
@@ -263,17 +259,17 @@ and I'll add them to the list.
 - Filippo Negroni has developed a set of tools to facilitate 'literate
   programming' using AsciiDoc.  The set of tools is called
   http://eweb.sourceforge.net/[eWEB].
-- https://vanderwijk.info/[Ivo's blog] describes a 
-  https://ditaa.sourceforge.net/[ditaa] filter for AsciiDoc which converts 
+- https://vanderwijk.info/[Ivo's blog] describes a
+  https://ditaa.sourceforge.net/[ditaa] filter for AsciiDoc which converts
   https://en.wikipedia.org/wiki/ASCII_art[ASCII art] into graphics.
 - https://github.com/gollum/gollum[Gollum] is a git-powered wiki, it
   supports various formats, including AsciiDoc.
 - Gregory Romé has written an
-  http://github.com/gpr/redmine_asciidoc_formatter[AsciiDoc plugin]
-  for the http://www.redmine.org/[Redmine] project management
+  https://github.com/gpr/redmine_asciidoc_formatter[AsciiDoc plugin]
+  for the https://www.redmine.org/[Redmine] project management
   application.
 - Paul Hsu has started a
-  http://github.com/paulhsu/AsciiDoc.CHT.userguide[Chinese translation
+  https://github.com/paulhsu/AsciiDoc.CHT.userguide[Chinese translation
   of the AsciiDoc User Guide].
 - Dag Wieers has written
   http://dag.wieers.com/home-made/unoconv/[UNOCONV]. 'UNOCONV' can
@@ -287,9 +283,9 @@ and I'll add them to the list.
 - Lex Trotman has written
   https://github.com/elextr/codiicsa[codiicsa], a program that
   converts DocBook to AsciiDoc.
-- Qingping Hou has written http://houqp.github.com/asciidoc-deckjs/[an
+- Qingping Hou has written https://houqp.github.io/asciidoc-deckjs/[an
   AsciiDoc backend for deck.js].
-  http://imakewebthings.github.com/deck.js/[deck.js] is a JavaScript
+  http://imakewebthings.com/deck.js/[deck.js] is a JavaScript
   library for building modern HTML presentations (slideshows).
 - The guys from O'Reilly Media have posted an
   https://github.com/oreillymedia/docbook2asciidoc[XSL Stylesheet to
@@ -298,8 +294,8 @@ github] that converts DocBook to AsciiDoc.
   https://github.com/elextr/flexndex[flexndex], an index generator
   tool that be used with AsciiDoc.
 - Michael Haberler has created a
-  https://code.google.com/p/asciidoc-diag-filter/[blockdiag filter for
-  Asciidoc] which embeds http://blockdiag.com/[blockdiag] images in
+  https://code.google.com/archive/p/asciidoc-diag-filter/[blockdiag filter
+  for AsciiDoc] which embeds http://blockdiag.com/en/[blockdiag] images in
   AsciiDoc documents.
 - Dan Allen has written a
   https://github.com/mojavelinux/asciidoc-bootstrap-docs-backend[Bootstrap
@@ -312,7 +308,7 @@ github] that converts DocBook to AsciiDoc.
 - Eduardo Santana has written an
   https://github.com/edusantana/asciidoc-highlight[Asciidoc Highlight
   for Notepad++].
-- http://www.geany.org/[Geany] 1.23 adds document structure support
+- https://www.geany.org/[Geany] 1.23 adds document structure support
   for AsciiDoc.
 
 Please let me know if any of these links need updating.
@@ -329,24 +325,25 @@ and I'll add them to the list.
   https://groups.google.com/group/asciidoc/browse_frm/thread/4ba13926262efa23[written
   using Asciidoc].
 
-- The book http://oreilly.com/catalog/9781449397296[Programming iOS 4]
+- The book
+  https://www.oreilly.com/library/view/programming-ios-4/9781449397302/[Programming iOS 4]
   by Matt Neuburg was written using AsciiDoc. Matt has
-  http://www.apeth.net/matt/iosbooktoolchain.html[written an article]
+  https://www.apeth.net/matt/iosbooktoolchain.html[written an article]
   describing how he used AsciiDoc and other tools to write the book.
 
 - The book
-  http://oreilly.com/catalog/9780596155957/index.html[Programming
+  https://www.oreilly.com/library/view/programming-scala/9780596801908/[Programming
   Scala] by Dean Wampler and Alex Payne (O'Reilly) was
   http://groups.google.com/group/asciidoc/browse_frm/thread/449f1199343f0e27[written
   using Asciidoc].
 
 - The Neo4j graph database project uses Asciidoc, and the output is
-  published here: http://docs.neo4j.org/. The build process includes
+  published here: https://neo4j.com/docs/. The build process includes
   live tested source code snippets and is described
   http://groups.google.com/group/asciidoc/browse_thread/thread/49d570062fd3ff52[here].
 
-- http://frugalware.org/[Frugalware Linux] uses AsciiDoc for
-  http://frugalware.org/docs[documentation].
+- https://frugalware.org/[Frugalware Linux] uses AsciiDoc for
+  https://frugalware.org/docs[documentation].
 - http://www.cherokee-project.com/doc/[Cherokee documentation].
 
 - Henrik Maier produced this professional User manual using AsciiDoc:
@@ -361,17 +358,17 @@ http://groups.google.com/group/asciidoc/browse_thread/thread/16ab5a06864b934f[As
 discussion group thread] for details.
 
 - The
-  http://www.kernel.org/pub/software/scm/git/docs/user-manual.html[Git
+  https://mirrors.edge.kernel.org/pub/software/scm/git/docs/user-manual.html[Git
   User's Manual].
 - 'Git Magic' +
   http://www-cs-students.stanford.edu/~blynn/gitmagic/ +
-  http://github.com/blynn/gitmagic/tree/1e5780f658962f8f9b01638059b27275cfda095c
+  https://github.com/blynn/gitmagic
 - 'CouchDB: The Definitive Guide' +
   https://docs.couchdb.org/en/stable/ +
   https://groups.google.com/g/asciidoc/c/pg9ny7r4Yqo
 - 'Ramaze Manual' +
   http://book.ramaze.net/ +
-  http://github.com/manveru/ramaze-book/tree/master
+  http://github.com/manveru/ramaze-book
 - The https://github.com/manveru/KirbyBase[KirbyBase for Ruby]
   database management system manual.
 - The http://xpt.sourceforge.net/[*Nix Power Tools project] uses
@@ -380,11 +377,11 @@ discussion group thread] for details.
   AsciiDoc for its http://www.wesnoth.org/wiki/WesnothManual[Manual]
   in a number of different languages.
 - Troy Hanson uses AsciiDoc to generate user guides for the
-  http://tpl.sourceforge.net/[tpl] and
-  http://uthash.sourceforge.net/[uthash] projects (the HTML versions
-  have a customised contents sidebar).
-- http://www.weechat.org/[WeeChat] uses AsciiDoc for
-  http://www.weechat.org/doc[project documentation].
+  https://troydhanson.github.io/tpl/index.html[tpl] and
+  https://troydhanson.github.io/uthash/index.html[uthash] projects
+  (the HTML versions have a customised contents sidebar).
+- https://weechat.org/[WeeChat] uses AsciiDoc for
+  https://weechat.org/doc/[project documentation].
 - https://github.com/Clansuite/Clansuite[Clansuite] uses AsciiDoc for
   project documentation.
 - The https://github.com/shlomif/fc-solve[Freecell Solver program] uses
@@ -392,11 +389,9 @@ discussion group thread] for details.
   https://fc-solve.shlomifish.org/[distributed documentation].
 - Eric Raymond's http://gpsd.berlios.de/AIVDM.html[AIVDM/AIVDO
   protocol decoding] documentation is written using AsciiDoc.
-- The http://www.rowetel.com/ucasterisk/[Free Telephony Project]
-  website is generated using AsciiDoc.
 - Warren Block has http://www.wonkity.com/~wblock/docs/[posted a
   number of articles written using AsciiDoc].
-- The https://gitlab.com/ita1024/waf/[Waf project's] 
+- The https://gitlab.com/ita1024/waf/[Waf project's]
   https://waf.io/book/['Waf Book'] is written using AsciiDoc.
 - The http://www.diffkit.org/[DiffKit] project's documentation and
   website have been written using Asciidoc.
@@ -415,13 +410,11 @@ discussion group thread] for details.
   * http://snk.tuxfamily.org/lib/rumai/
 
 - The http://cxxtest.com/[CxxTest] project (unit testing for C++
-  language) has written its User Guide using AsciiDoc.
+  language) has written its
+  http://cxxtest.com/guide.html[User Guide] using AsciiDoc.
 - The https://docs.fedoraproject.org/[Fedora Docs]
   website is generated using AsciiDoc.
 
-Please let me know if any of these links need updating.
-
-
 [[X1]]
 LaTeX Backend
 -------------
diff --git a/latex-backend.html b/latex-backend.html
index d1383cc..48eb218 100644
--- a/latex-backend.html
+++ b/latex-backend.html
@@ -337,12 +337,17 @@ An up-to-date TeX distribution, e.g.:
 <div class="ulist"><ul>
 <li>
 <p>
-<a href="http://www.miktex.org/">MiKTeX</a> for Windows
+<a href="https://miktex.org/">MiKTeX</a> for Windows
 </p>
 </li>
 <li>
 <p>
-<a href="http://www.tug.org/tetex/">teTeX</a> for Linux
+<a href="https://tug.org/texlive/">teTeX</a> for Linux
+</p>
+</li>
+<li>
+<p>
+<a href="https://www.tug.org/mactex/">https://www.tug.org/mactex/</a> for macOS
 </p>
 </li>
 </ul></div>
@@ -492,7 +497,7 @@ cellspacing="0" cellpadding="4">
 <div class="sectionbody">
 <div class="sect2">
 <h3 id="_code_listing_block">Code listing block</h3>
-<div class="paragraph"><p>For creating highlighted code listings I suggest the use of <a href="http://www.andre-simon.de/">Highlight</a> or <a href="http://www.gnu.org/software/src-highlite/">GNU Source Highlight</a>. Both are suited for use as Asciidoc filters.</p></div>
+<div class="paragraph"><p>For creating highlighted code listings I suggest the use of <a href="http://www.andre-simon.de/">Highlight</a> or <a href="https://www.gnu.org/software/src-highlite/">GNU Source Highlight</a>. Both are suited for use as Asciidoc filters.</p></div>
 </div>
 </div>
 </div>
@@ -555,7 +560,7 @@ Option for switching titlepage on and off
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:01 UTC<br />
+Last updated 2021-02-06 04:30:46 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/latex-backend.txt b/latex-backend.txt
index c6cbc35..c87f456 100644
--- a/latex-backend.txt
+++ b/latex-backend.txt
@@ -132,8 +132,9 @@ The following software is necessary for using the LaTeX backend:
 
 - An up-to-date version of https://asciidoc.org/[Asciidoc]
 - An up-to-date TeX distribution, e.g.:
-  * http://www.miktex.org/[MiKTeX] for Windows
-  * http://www.tug.org/tetex/[teTeX] for Linux
+  * https://miktex.org/[MiKTeX] for Windows
+  * https://tug.org/texlive/[teTeX] for Linux
+  * https://www.tug.org/mactex/ for macOS
 
 [[packageRequirements]]
 === TeX/LaTeX Package requirements
@@ -175,7 +176,7 @@ For more special characters take a look in the `[replacements2]` sections. `[rep
 
 === Code listing block
 
-For creating highlighted code listings I suggest the use of http://www.andre-simon.de/[Highlight] or http://www.gnu.org/software/src-highlite/[GNU Source Highlight]. Both are suited for use as Asciidoc filters.
+For creating highlighted code listings I suggest the use of http://www.andre-simon.de/[Highlight] or https://www.gnu.org/software/src-highlite/[GNU Source Highlight]. Both are suited for use as Asciidoc filters.
 
 == Known Bugs
 
diff --git a/latex-bugs.html b/latex-bugs.html
index 6d60c4d..db40626 100644
--- a/latex-bugs.html
+++ b/latex-bugs.html
@@ -405,7 +405,7 @@ Wait until this bug is fixed?
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:01 UTC<br />
+Last updated 2021-02-06 04:30:46 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/latex-filter.html b/latex-filter.html
index 193c01a..eeae356 100644
--- a/latex-filter.html
+++ b/latex-filter.html
@@ -272,7 +272,7 @@ The <code>asciidoc(1)</code> input and output files cannot both be <code>-</code
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:02 UTC<br />
+Last updated 2021-02-06 04:30:46 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/latexmath.html b/latexmath.html
index cc8b578..f68fd8d 100644
--- a/latexmath.html
+++ b/latexmath.html
@@ -161,7 +161,7 @@ passthrough delimited block.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:03 UTC<br />
+Last updated 2021-02-06 04:30:47 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/latexmathml.html b/latexmathml.html
index e04014d..a662197 100644
--- a/latexmathml.html
+++ b/latexmathml.html
@@ -44,18 +44,18 @@ asciidoc.install();
 <div id="content">
 <div id="preamble">
 <div class="sectionbody">
-<div class="paragraph"><p><a href="http://www.maths.nottingham.ac.uk/personal/drw/lm.html">LaTeXMathML</a>
+<div class="paragraph"><p><a href="https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html">LaTeXMathML</a>
 capability has been added to AsciiDoc for users who are more familar
 with or prefer LaTeX math formulas to the
-<a href="https://asciidoc.org/asciimathml.html">ASCIIMathML</a>
+<a href="https://asciidoc.org/asciimath.html">ASCIIMath</a>
 notation.</p></div>
 <div class="paragraph"><p><em>LaTeXMathML</em> is a derivative of
-<a href="https://asciidoc.org/asciimathml.html">ASCIIMathML</a>&#8201;&#8212;&#8201;in
+<a href="https://asciidoc.org/asciimath.html">ASCIIMath</a>&#8201;&#8212;&#8201;in
 terms of usage the only difference it that you use the <code>latexmath</code>
 attribute instead of the <code>asciimath</code> attribute.</p></div>
 <div class="paragraph"><p><em>LaTeXMathML</em> processes LaTeX math formulas not arbitrary LaTeX (as
 <code>dblatex(1)</code> does). See the
-<a href="http://www.maths.nottingham.ac.uk/personal/drw/lm.html">LaTeXMathML</a>
+<a href="https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html">LaTeXMathML</a>
 website for details.</p></div>
 <div class="paragraph"><p>Here&#8217;s the <a href="latexmathml.txt">AsciiDoc source</a> that generated this
 page.</p></div>
@@ -104,7 +104,7 @@ $\displaystyle{ V_i = C_0 - C_3
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:03 UTC<br />
+Last updated 2021-02-06 04:30:48 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/latexmathml.txt b/latexmathml.txt
index e7f5a56..a1df891 100644
--- a/latexmathml.txt
+++ b/latexmathml.txt
@@ -1,20 +1,20 @@
 LaTeXMathML Formulae
 ====================
 
-http://www.maths.nottingham.ac.uk/personal/drw/lm.html[LaTeXMathML]
+https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html[LaTeXMathML]
 capability has been added to AsciiDoc for users who are more familar
 with or prefer LaTeX math formulas to the
-https://asciidoc.org/asciimathml.html[ASCIIMathML]
+https://asciidoc.org/asciimath.html[ASCIIMath]
 notation.
 
 'LaTeXMathML' is a derivative of
-https://asciidoc.org/asciimathml.html[ASCIIMathML] -- in
+https://asciidoc.org/asciimath.html[ASCIIMath] -- in
 terms of usage the only difference it that you use the `latexmath`
 attribute instead of the `asciimath` attribute.
 
 'LaTeXMathML' processes LaTeX math formulas not arbitrary LaTeX (as
 `dblatex(1)` does). See the
-http://www.maths.nottingham.ac.uk/personal/drw/lm.html[LaTeXMathML]
+https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html[LaTeXMathML]
 website for details.
 
 Here's the link:latexmathml.txt[AsciiDoc source] that generated this
diff --git a/manpage.html b/manpage.html
index caf183e..fbfdb6c 100644
--- a/manpage.html
+++ b/manpage.html
@@ -467,7 +467,7 @@ Public License version 2 (GPLv2).</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:03 UTC<br />
+Last updated 2021-02-06 04:30:48 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/music-filter.html b/music-filter.html
index f6ed4bb..eedb170 100644
--- a/music-filter.html
+++ b/music-filter.html
@@ -45,8 +45,8 @@ asciidoc.install();
 <div id="preamble">
 <div class="sectionbody">
 <div class="paragraph"><p>The AsciiDoc distribution includes a Music Block filter that
-translates music in <a href="http://lilypond.org/">LilyPond</a> or
-<a href="http://abcnotation.org.uk/">ABC</a> notation to standard classical
+translates music in <a href="https://lilypond.org/">LilyPond</a> or
+<a href="https://abcnotation.com/">ABC</a> notation to standard classical
 notation in the form of a trimmed PNG image which is automatically
 inserted into the AsciiDoc output document (see the examples below).</p></div>
 <div class="paragraph"><p>Actually the filter (<code>./filters/music/music2png.py</code>) can be used outside
@@ -179,13 +179,13 @@ The <code>asciidoc(1)</code> input and output files cannot both be <code>-</code
 <div class="ulist"><ul>
 <li>
 <p>
-<a href="http://lilypond.org/web/">LilyPond</a> (most Linux distributions include
+<a href="https://lilypond.org/">LilyPond</a> (most Linux distributions include
   this package).
 </p>
 </li>
 <li>
 <p>
-<a href="http://www.imagemagick.org">ImageMagick</a> (most Linux distributions
+<a href="https://imagemagick.org/">ImageMagick</a> (most Linux distributions
   include this package).
 </p>
 </li>
@@ -215,7 +215,7 @@ a problem).</td>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:03 UTC<br />
+Last updated 2021-02-06 04:30:48 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/music-filter.txt b/music-filter.txt
index 1daa70b..4ddf5ac 100644
--- a/music-filter.txt
+++ b/music-filter.txt
@@ -2,8 +2,8 @@ Music Filter
 ============
 
 The AsciiDoc distribution includes a Music Block filter that
-translates music in http://lilypond.org/[LilyPond] or
-http://abcnotation.org.uk/[ABC] notation to standard classical
+translates music in https://lilypond.org/[LilyPond] or
+https://abcnotation.com/[ABC] notation to standard classical
 notation in the form of a trimmed PNG image which is automatically
 inserted into the AsciiDoc output document (see the examples below).
 
@@ -130,9 +130,9 @@ Installation
 ------------
 In addition to AsciiDoc you will need to have installed:
 
-- http://lilypond.org/web/[LilyPond] (most Linux distributions include
+- https://lilypond.org/[LilyPond] (most Linux distributions include
   this package).
-- http://www.imagemagick.org[ImageMagick] (most Linux distributions
+- https://imagemagick.org/[ImageMagick] (most Linux distributions
   include this package).
 
 Test the music filter it by converting the test file to HTML with AsciiDoc:
diff --git a/newlists.html b/newlists.html
index f3e95ea..9f5fb6f 100644
--- a/newlists.html
+++ b/newlists.html
@@ -98,7 +98,7 @@ You&#8217;ll need to update any customized configuration file list
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:05 UTC<br />
+Last updated 2021-02-06 04:30:50 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/newtables.html b/newtables.html
index a32bb0e..1dfa644 100644
--- a/newtables.html
+++ b/newtables.html
@@ -1370,7 +1370,7 @@ v|&amp;nbsp;
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:05 UTC<br />
+Last updated 2021-02-06 04:30:50 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/plugins.html b/plugins.html
index 260ccb1..5b24db5 100644
--- a/plugins.html
+++ b/plugins.html
@@ -46,9 +46,18 @@ asciidoc.install();
 <div class="sectionbody">
 <div class="paragraph"><p>A list of backend, filter and theme <a href="userguide.html#X101">AsciiDoc
 plugins</a>.</p></div>
-<div class="paragraph"><p>If you have implemented a plugin and it&#8217;s not in the list please post
-a message to the <a href="http://groups.google.com/group/asciidoc">asciidoc
-discussion list</a> and I&#8217;ll add it.</p></div>
+<div class="paragraph"><p>If you have implemented a plugin and it&#8217;s not in the list, please open
+a pull request in our <a href="https://github.com/asciidoc/asciidoc-py3">GitHub
+repository</a>.</p></div>
+<div class="admonitionblock">
+<table><tr>
+<td class="icon">
+<img src="./images/icons/note.png" alt="Note" />
+</td>
+<td class="content">These plugins mostly targeted older versions of AsciiDoc that utilized
+python2 and may not work for AsciiDoc 9.0+.</td>
+</tr></table>
+</div>
 <div class="tableblock" id="X1">
 <table rules="all"
 width="100%"
@@ -71,7 +80,7 @@ cellspacing="0" cellpadding="4">
 <tr>
 <td align="left" valign="top"><p class="table"><em>9man</em></p></td>
 <td align="left" valign="top"><p class="table">Alex Efros</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://powerman.name/asciidoc/">http://powerman.name/asciidoc/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://powerman.name/asciidoc/">https://powerman.name/asciidoc/</a></p></td>
 <td align="left" valign="top"><p class="table">A backend plugin to generate man pages (troff) compatible with OS
 Inferno and Plan9.</p></td>
 </tr>
@@ -84,7 +93,7 @@ Inferno and Plan9.</p></td>
 <tr>
 <td align="left" valign="top"><p class="table"><em>deckjs</em></p></td>
 <td align="left" valign="top"><p class="table">Qingping Hou</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://houqp.github.com/asciidoc-deckjs/">http://houqp.github.com/asciidoc-deckjs/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://houqp.github.io/asciidoc-deckjs/">https://houqp.github.io/asciidoc-deckjs/</a></p></td>
 <td align="left" valign="top"><p class="table">A <em>deck.js</em> backend for AsciiDoc.</p></td>
 </tr>
 <tr>
@@ -103,15 +112,15 @@ and LibreOffice/OpenOffice Impress (<code>.fodp</code>) files.</p></td>
 <tr>
 <td align="left" valign="top"><p class="table"><em>slidy2</em></p></td>
 <td align="left" valign="top"><p class="table">Jean-Michel Inglebert</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://code.google.com/p/asciidoc-slidy2-backend-plugin/">http://code.google.com/p/asciidoc-slidy2-backend-plugin/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://code.google.com/archive/p/asciidoc-slidy2-backend-plugin/">https://code.google.com/archive/p/asciidoc-slidy2-backend-plugin/</a></p></td>
 <td align="left" valign="top"><p class="table">Enhanced slidy backend.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>wordpress</em></p></td>
 <td align="left" valign="top"><p class="table">Stuart Rackham</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://srackham.wordpress.com/blogpost-readme/">http://srackham.wordpress.com/blogpost-readme/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://srackham.wordpress.com/blogpost-readme/">https://srackham.wordpress.com/blogpost-readme/</a></p></td>
 <td align="left" valign="top"><p class="table">Generates WordPress friendly markup and is part of the
-<a href="http://srackham.wordpress.com/blogpost-readme/">blogpost</a> project.</p></td>
+<a href="https://srackham.wordpress.com/blogpost-readme/">blogpost</a> project.</p></td>
 </tr>
 </tbody>
 </table>
@@ -138,46 +147,46 @@ cellspacing="0" cellpadding="4">
 <tr>
 <td align="left" valign="top"><p class="table"><em>aafigure</em></p></td>
 <td align="left" valign="top"><p class="table">Henrik Maier</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://code.google.com/p/asciidoc-aafigure-filter/">http://code.google.com/p/asciidoc-aafigure-filter/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://github.com/hwmaier/asciidoc-aafigure-filter">https://github.com/hwmaier/asciidoc-aafigure-filter</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="https://launchpad.net/aafigure">Aafigure</a> ASCII line art filter.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>diag</em></p></td>
 <td align="left" valign="top"><p class="table">Michael Haberler</p></td>
-<td align="left" valign="top"><p class="table"><a href="https://code.google.com/p/asciidoc-diag-filter/">https://code.google.com/p/asciidoc-diag-filter/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://code.google.com/archive/p/asciidoc-diag-filter/">https://code.google.com/archive/p/asciidoc-diag-filter/</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="http://blockdiag.com/">blockdiag</a> diagrams filter.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>ditaa</em></p></td>
 <td align="left" valign="top"><p class="table">Henrik Maier</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://code.google.com/p/asciidoc-ditaa-filter/">http://code.google.com/p/asciidoc-ditaa-filter/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://github.com/hwmaier/asciidoc-ditaa-filter">https://github.com/hwmaier/asciidoc-ditaa-filter</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="http://ditaa.sourceforge.net">ditaa</a> ASCII line art filter.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>graphviz-cmap</em></p></td>
 <td align="left" valign="top"><p class="table">Alex Efros</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://powerman.name/asciidoc/">http://powerman.name/asciidoc/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://powerman.name/asciidoc/">https://powerman.name/asciidoc/</a></p></td>
 <td align="left" valign="top"><p class="table">A variant of the built-in graphviz filter, which adds support for
 client-side imagemaps.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>matplotlib</em></p></td>
 <td align="left" valign="top"><p class="table">Leonid Volnitsky</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://volnitsky.com/project/mplw/">http://volnitsky.com/project/mplw/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://github.com/lvv/mplw">https://github.com/lvv/mplw</a></p></td>
 <td align="left" valign="top"><p class="table">Using this filter you can generate charts from inline matplotlib scripts.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>mscgen</em></p></td>
 <td align="left" valign="top"><p class="table">Henrik Maier</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://code.google.com/p/asciidoc-mscgen-filter/">http://code.google.com/p/asciidoc-mscgen-filter/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://github.com/hwmaier/asciidoc-mscgen-filter">https://github.com/hwmaier/asciidoc-mscgen-filter</a></p></td>
 <td align="left" valign="top"><p class="table">Message sequence chart filter.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>qrcode</em></p></td>
 <td align="left" valign="top"><p class="table">Jean-Marc Temmos</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://code.google.com/p/asciidoc-qrencode-filter/">http://code.google.com/p/asciidoc-qrencode-filter/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://code.google.com/archive/p/asciidoc-qrencode-filter/">https://code.google.com/archive/p/asciidoc-qrencode-filter/</a></p></td>
 <td align="left" valign="top"><p class="table">This filter generates
-<a href="http://fukuchi.org/works/qrencode/manual/index.html">QRencode</a> images.</p></td>
+<a href="https://fukuchi.org/works/qrencode/manual/index.html">QRencode</a> images.</p></td>
 </tr>
 </tbody>
 </table>
@@ -204,7 +213,7 @@ cellspacing="0" cellpadding="4">
 <tr>
 <td align="left" valign="top"><p class="table"><em>compact</em></p></td>
 <td align="left" valign="top"><p class="table">Alex Efros</p></td>
-<td align="left" valign="top"><p class="table"><a href="http://powerman.name/asciidoc/">http://powerman.name/asciidoc/</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://powerman.name/asciidoc/">https://powerman.name/asciidoc/</a></p></td>
 <td align="left" valign="top"><p class="table">Similar to default theme but more compact.</p></td>
 </tr>
 </tbody>
@@ -217,7 +226,7 @@ cellspacing="0" cellpadding="4">
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:07 UTC<br />
+Last updated 2021-02-06 04:30:52 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/plugins.txt b/plugins.txt
index 9e076e8..20b85fc 100644
--- a/plugins.txt
+++ b/plugins.txt
@@ -5,10 +5,13 @@ AsciiDoc Plugins
 A list of backend, filter and theme link:userguide.html#X101[AsciiDoc
 plugins].
 
-If you have implemented a plugin and it's not in the list please post
-a message to the http://groups.google.com/group/asciidoc[asciidoc
-discussion list] and I'll add it.
+If you have implemented a plugin and it's not in the list, please open
+a pull request in our https://github.com/asciidoc/asciidoc-py3[GitHub
+repository].
 
+[NOTE]
+These plugins mostly targeted older versions of AsciiDoc that utilized
+python2 and may not work for AsciiDoc 9.0+.
 
 [[X1]]
 [cols="1e,1,3,3",frame="topbot",options="header"]
@@ -18,7 +21,7 @@ discussion list] and I'll add it.
 
 |9man
 |Alex Efros
-|http://powerman.name/asciidoc/
+|https://powerman.name/asciidoc/
 |A backend plugin to generate man pages (troff) compatible with OS
 Inferno and Plan9.
 
@@ -29,7 +32,7 @@ Inferno and Plan9.
 
 |deckjs
 |Qingping Hou
-|http://houqp.github.com/asciidoc-deckjs/
+|https://houqp.github.io/asciidoc-deckjs/
 |A 'deck.js' backend for AsciiDoc.
 
 |fossil
@@ -45,14 +48,14 @@ and LibreOffice/OpenOffice Impress (`.fodp`) files.
 
 |slidy2
 |Jean-Michel Inglebert
-|http://code.google.com/p/asciidoc-slidy2-backend-plugin/
+|https://code.google.com/archive/p/asciidoc-slidy2-backend-plugin/
 |Enhanced slidy backend.
 
 |wordpress
 |Stuart Rackham
-|http://srackham.wordpress.com/blogpost-readme/
+|https://srackham.wordpress.com/blogpost-readme/
 |Generates WordPress friendly markup and is part of the
-http://srackham.wordpress.com/blogpost-readme/[blogpost] project.
+https://srackham.wordpress.com/blogpost-readme/[blogpost] project.
 
 |====
 
@@ -64,35 +67,35 @@ http://srackham.wordpress.com/blogpost-readme/[blogpost] project.
 |Filter name |Author |Home page |Description
 
 |aafigure |Henrik Maier
-|http://code.google.com/p/asciidoc-aafigure-filter/
+|https://github.com/hwmaier/asciidoc-aafigure-filter
 |https://launchpad.net/aafigure[Aafigure] ASCII line art filter.
 
 |diag |Michael Haberler
-|https://code.google.com/p/asciidoc-diag-filter/
+|https://code.google.com/archive/p/asciidoc-diag-filter/
 |http://blockdiag.com/[blockdiag] diagrams filter.
 
 |ditaa |Henrik Maier
-|http://code.google.com/p/asciidoc-ditaa-filter/
+|https://github.com/hwmaier/asciidoc-ditaa-filter
 |http://ditaa.sourceforge.net[ditaa] ASCII line art filter.
 
 |graphviz-cmap
 |Alex Efros
-|http://powerman.name/asciidoc/
+|https://powerman.name/asciidoc/
 |A variant of the built-in graphviz filter, which adds support for
 client-side imagemaps.
 
 |matplotlib |Leonid Volnitsky
-|http://volnitsky.com/project/mplw/
+|https://github.com/lvv/mplw
 |Using this filter you can generate charts from inline matplotlib scripts.
 
 |mscgen |Henrik Maier
-|http://code.google.com/p/asciidoc-mscgen-filter/
+|https://github.com/hwmaier/asciidoc-mscgen-filter
 |Message sequence chart filter.
 
 |qrcode |Jean-Marc Temmos
-|http://code.google.com/p/asciidoc-qrencode-filter/
+|https://code.google.com/archive/p/asciidoc-qrencode-filter/
 |This filter generates
-http://fukuchi.org/works/qrencode/manual/index.html[QRencode] images.
+https://fukuchi.org/works/qrencode/manual/index.html[QRencode] images.
 
 |====
 
@@ -105,7 +108,7 @@ http://fukuchi.org/works/qrencode/manual/index.html[QRencode] images.
 
 |compact
 |Alex Efros
-|http://powerman.name/asciidoc/
+|https://powerman.name/asciidoc/
 |Similar to default theme but more compact.
 
 |====
diff --git a/publishing-ebooks-with-asciidoc.html b/publishing-ebooks-with-asciidoc.html
index b508a96..d8c540c 100644
--- a/publishing-ebooks-with-asciidoc.html
+++ b/publishing-ebooks-with-asciidoc.html
@@ -51,7 +51,7 @@ asciidoc.install(1);
 <div id="preamble">
 <div class="sectionbody">
 <div class="paragraph"><p>It&#8217;s easy to write and publish books in
-<a href="http://en.wikipedia.org/wiki/EPUB">EPUB</a> and PDF formats using
+<a href="https://en.wikipedia.org/wiki/EPUB">EPUB</a> and PDF formats using
 <a href="https://asciidoc.org/">AsciiDoc</a>.</p></div>
 <div class="paragraph"><p>Here are three examples: The first is a <a href="#X1">minimal example</a>
 introducing the AsciiDoc format, the second <a href="#X2">The Brothers Karamazov</a> is a rather long multi-part book and the third <a href="#X3">The Adventures of Sherlock Holmes</a> includes a front cover image and
@@ -67,21 +67,10 @@ system.</p></div>
 <td class="content">A number of <em>asciidoc</em> and <em>a2x</em> features used in this article
 require newer versions of AsciiDoc&#8201;&#8212;&#8201;version 8.6.5 or better is
 recommended. The version of
-<a href="http://wiki.docbook.org/topic/DocBookXslStylesheets">DocBook XSL
+<a href="https://github.com/docbook/wiki/wiki/DocBookXslStylesheets">DocBook XSL
 Stylesheets</a> used was 1.76.1.</td>
 </tr></table>
 </div>
-<div class="admonitionblock">
-<table><tr>
-<td class="icon">
-<img src="./images/icons/tip.png" alt="Tip" />
-</td>
-<td class="content">If you are experiencing <em>xsltproc</em> errors when you run <em>a2x</em> take
-a look at Francis Shanahan&#8217;s
-<a href="http://francisshanahan.com/index.php/2011/fixing-epub-problem-docbook-xsl-asciidoc-a2x/">Fixing
-the ePub problem with Docbook-XSL/A2X/Asciidoc</a> blog post.</td>
-</tr></table>
-</div>
 </div>
 </div>
 <div class="sect1">
@@ -124,7 +113,7 @@ version (<code>minimal-book.pdf</code>) with <em>dblatex</em> run:</p></div>
 <pre><code>a2x -fpdf -dbook minimal-book.txt</code></pre>
 </div></div>
 <div class="paragraph"><p>The distributed example PDFs were built using FOP&#8201;&#8212;&#8201;if you prefer
-<a href="http://xmlgraphics.apache.org/fop/">FOP</a> over
+<a href="https://xmlgraphics.apache.org/fop/">FOP</a> over
 <a href="http://dblatex.sourceforge.net/">dblatex</a> use:</p></div>
 <div class="literalblock">
 <div class="content">
@@ -169,7 +158,7 @@ prepackaged for your Linux distribution):</p></div>
 </li>
 <li>
 <p>
-<a href="http://xmlgraphics.apache.org/fop/">FOP</a> (alternative PDF file
+<a href="https://xmlgraphics.apache.org/fop/">FOP</a> (alternative PDF file
   generator)
 </p>
 </li>
@@ -190,7 +179,7 @@ prepackaged for your Linux distribution):</p></div>
 <div class="sectionbody">
 <div class="paragraph"><p><em>The Brothers Karamazov</em> is an example of a multi-part book. To
 generate the AsciiDoc source I downloaded the
-<a href="http://www.gutenberg.org">Project Gutenberg</a> plain text source and
+<a href="https://www.gutenberg.org/">Project Gutenberg</a> plain text source and
 edited it manually (this took around 15 minutes). To generate the
 <code>brothers-karamazov.epub</code> EPUB file run this command:</p></div>
 <div class="literalblock">
@@ -220,7 +209,7 @@ cellspacing="0" cellpadding="4">
 <td align="left" valign="top"><p class="table"><a href="examples/books/brothers-karamazov.epub">brothers-karamazov.epub</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="examples/books/brothers-karamazov.pdf">brothers-karamazov.pdf</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="examples/books/brothers-karamazov.zip">brothers-karamazov.zip</a></p></td>
-<td align="left" valign="top"><p class="table"><a href="http://www.gutenberg.org/etext/28054">http://www.gutenberg.org/etext/28054</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://www.gutenberg.org/ebooks/28054">https://www.gutenberg.org/ebooks/28054</a></p></td>
 </tr>
 </tbody>
 </table>
@@ -230,7 +219,7 @@ specific meta-data:</p></div>
 <div class="listingblock">
 <div class="content">
 <pre><code>//
-// Text from Project Gutenburg http://www.gutenberg.org/etext/28054
+// Text from Project Gutenburg https://www.gutenberg.org/etext/28054
 //
 // Formatted for AsciiDoc by Stuart Rackham.
 //
@@ -385,13 +374,13 @@ cellspacing="0" cellpadding="4">
 <td align="left" valign="top"><p class="table"><a href="examples/books/adventures-of-sherlock-holmes.epub">adventures-of-sherlock-holmes.epub</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="examples/books/adventures-of-sherlock-holmes.pdf">adventures-of-sherlock-holmes.pdf</a></p></td>
 <td align="left" valign="top"><p class="table"><a href="examples/books/adventures-of-sherlock-holmes.zip">adventures-of-sherlock-holmes.zip</a></p></td>
-<td align="left" valign="top"><p class="table"><a href="http://www.gutenberg.org/etext/1661">http://www.gutenberg.org/etext/1661</a></p></td>
+<td align="left" valign="top"><p class="table"><a href="https://www.gutenberg.org/etext/1661">https://www.gutenberg.org/etext/1661</a></p></td>
 </tr>
 </tbody>
 </table>
 </div>
 <div class="paragraph"><p>Here&#8217;s a screenshot of the first page of the first chapter (rendered
-by the <a href="http://www.epubread.com/en/">Firefox EPUBReader addon</a>):</p></div>
+by the <a href="https://www.epubread.com/en/">Firefox EPUBReader addon</a>):</p></div>
 <div class="imageblock">
 <div class="content">
 <img src="examples/books/sherlock-epub.png" alt="examples/books/sherlock-epub.png" />
@@ -406,7 +395,7 @@ Zip file</a> contains the following files:</p></div>
 <dd>
 <p>
   The AsciiDoc source (derived from the
-  <a href="http://www.gutenberg.org/etext/1661">Project Gutenberg plain text
+  <a href="https://www.gutenberg.org/etext/1661">Project Gutenberg plain text
   source</a>).
 </p>
 </dd>
@@ -459,7 +448,7 @@ specific meta-data:</p></div>
 <div class="listingblock">
 <div class="content">
 <pre><code>//
-// Text from Project Gutenburg http://www.gutenberg.org/etext/1661
+// Text from Project Gutenburg https://www.gutenberg.org/etext/1661
 //
 // Formatted for AsciiDoc by Stuart Rackham.
 //
@@ -533,7 +522,7 @@ to use a different stylesheet file.  Take a look at the
 <h2 id="_reading_epub_documents">Reading EPUB documents</h2>
 <div class="sectionbody">
 <div class="paragraph"><p>To view and read epub files, you can use
-<a href="http://www.epubread.com/en/">EPUBReader addon</a>, which is available for
+<a href="https://www.epubread.com/en/">EPUBReader addon</a>, which is available for
 Firefox, Chrome / Chromium, and Opera. EPUBReader honors the book&#8217;s
 CSS styling rules and renders the page as the author intended (many
 EPUB readers only process a sub-set of CSS styling rules).</p></div>
@@ -547,7 +536,7 @@ exception of Amazon&#8217;s Kindle) support the EPUB format.</p></div>
 <div class="paragraph"><p>AsciiDoc supports a rich set of markup conventions and can generate
 reference works and technical manuals complete with tables,
 illustrations, indexes, bibliographies and appendices. All the
-examples on the <a href="http:///asciidoc.org/">AsciiDoc web site</a>
+examples on the <a href="https://asciidoc.org/">AsciiDoc web site</a>
 can be formatted as EPUB eBooks.</p></div>
 </div>
 </div>
@@ -556,7 +545,7 @@ can be formatted as EPUB eBooks.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:07 UTC<br />
+Last updated 2021-02-06 04:30:52 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/publishing-ebooks-with-asciidoc.txt b/publishing-ebooks-with-asciidoc.txt
index 896b54f..61e75db 100644
--- a/publishing-ebooks-with-asciidoc.txt
+++ b/publishing-ebooks-with-asciidoc.txt
@@ -18,7 +18,7 @@ ifdef::blogpost[]
 endif::blogpost[]
 
 It's easy to write and publish books in
-http://en.wikipedia.org/wiki/EPUB[EPUB] and PDF formats using
+https://en.wikipedia.org/wiki/EPUB[EPUB] and PDF formats using
 https://asciidoc.org/[AsciiDoc].
 ifdef::blogpost[]
 This article was originally published on the
@@ -44,14 +44,9 @@ system.
 NOTE: A number of 'asciidoc' and 'a2x' features used in this article
 require newer versions of AsciiDoc -- version 8.6.5 or better is
 recommended. The version of
-http://wiki.docbook.org/topic/DocBookXslStylesheets[DocBook XSL
+https://github.com/docbook/wiki/wiki/DocBookXslStylesheets[DocBook XSL
 Stylesheets] used was 1.76.1.
 
-TIP: If you are experiencing 'xsltproc' errors when you run 'a2x' take
-a look at Francis Shanahan's
-http://francisshanahan.com/index.php/2011/fixing-epub-problem-docbook-xsl-asciidoc-a2x/[Fixing
-the ePub problem with Docbook-XSL/A2X/Asciidoc] blog post.
-
 
 [[X1]]
 Minimal Book
@@ -92,7 +87,7 @@ version (`minimal-book.pdf`) with 'dblatex' run:
   a2x -fpdf -dbook minimal-book.txt
 
 The distributed example PDFs were built using FOP -- if you prefer
-http://xmlgraphics.apache.org/fop/[FOP] over
+https://xmlgraphics.apache.org/fop/[FOP] over
 http://dblatex.sourceforge.net/[dblatex] use:
 
   a2x -fpdf -dbook --fop minimal-book.txt
@@ -116,7 +111,7 @@ prepackaged for your Linux distribution):
 - https://github.com/docbook/xslt10-stylesheets[DocBook XSL
   Stylesheets]
 - http://dblatex.sourceforge.net/[dblatex] (PDF file generator)
-- http://xmlgraphics.apache.org/fop/[FOP] (alternative PDF file
+- https://xmlgraphics.apache.org/fop/[FOP] (alternative PDF file
   generator)
 - https://github.com/w3c/epubcheck[epubcheck] (optional EPUB file
   validator)
@@ -128,7 +123,7 @@ The Brothers Karamazov
 ----------------------
 'The Brothers Karamazov' is an example of a multi-part book. To
 generate the AsciiDoc source I downloaded the
-http://www.gutenberg.org[Project Gutenberg] plain text source and
+https://www.gutenberg.org/[Project Gutenberg] plain text source and
 edited it manually (this took around 15 minutes). To generate the
 `brothers-karamazov.epub` EPUB file run this command:
 
@@ -145,7 +140,7 @@ edited it manually (this took around 15 minutes). To generate the
 
 |link:examples/books/brothers-karamazov.zip[brothers-karamazov.zip]
 
-|http://www.gutenberg.org/etext/28054
+|https://www.gutenberg.org/ebooks/28054
 
 |====================================================================
 
@@ -154,7 +149,7 @@ specific meta-data:
 
 ---------------------------------------------------------------------
 //
-// Text from Project Gutenburg http://www.gutenberg.org/etext/28054
+// Text from Project Gutenburg https://www.gutenberg.org/etext/28054
 //
 // Formatted for AsciiDoc by Stuart Rackham.
 //
@@ -257,12 +252,12 @@ this command:
 
 |link:examples/books/adventures-of-sherlock-holmes.zip[adventures-of-sherlock-holmes.zip]
 
-|http://www.gutenberg.org/etext/1661
+|https://www.gutenberg.org/etext/1661
 
 |====================================================================
 
 Here's a screenshot of the first page of the first chapter (rendered
-by the http://www.epubread.com/en/[Firefox EPUBReader addon]):
+by the https://www.epubread.com/en/[Firefox EPUBReader addon]):
 
 image::examples/books/sherlock-epub.png[]
 
@@ -271,7 +266,7 @@ Zip file] contains the following files:
 
 `adventures-of-sherlock-holmes.txt`::
   The AsciiDoc source (derived from the
-  http://www.gutenberg.org/etext/1661[Project Gutenberg plain text
+  https://www.gutenberg.org/etext/1661[Project Gutenberg plain text
   source]).
 
 `adventures-of-sherlock-holmes.jpg`::
@@ -302,7 +297,7 @@ specific meta-data:
 
 ---------------------------------------------------------------------
 //
-// Text from Project Gutenburg http://www.gutenberg.org/etext/1661
+// Text from Project Gutenburg https://www.gutenberg.org/etext/1661
 //
 // Formatted for AsciiDoc by Stuart Rackham.
 //
@@ -374,7 +369,7 @@ See https://asciidoc.org/faq.html#X5[this FAQ].
 Reading EPUB documents
 ----------------------
 To view and read epub files, you can use
-http://www.epubread.com/en/[EPUBReader addon], which is available for
+https://www.epubread.com/en/[EPUBReader addon], which is available for
 Firefox, Chrome / Chromium, and Opera. EPUBReader honors the book's
 CSS styling rules and renders the page as the author intended (many
 EPUB readers only process a sub-set of CSS styling rules).
@@ -388,6 +383,6 @@ Non-fiction Books and Manuals
 AsciiDoc supports a rich set of markup conventions and can generate
 reference works and technical manuals complete with tables,
 illustrations, indexes, bibliographies and appendices. All the
-examples on the http:///asciidoc.org/[AsciiDoc web site]
+examples on the https://asciidoc.org/[AsciiDoc web site]
 can be formatted as EPUB eBooks.
 
diff --git a/slidy-example.html b/slidy-example.html
index fc1a9cd..ee6b8ca 100644
--- a/slidy-example.html
+++ b/slidy-example.html
@@ -753,7 +753,7 @@ SUVORK5CYII=" />
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:07 UTC<br />
+Last updated 2021-02-06 04:30:52 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/slidy.html b/slidy.html
index cbf8f08..c6384a5 100644
--- a/slidy.html
+++ b/slidy.html
@@ -65,7 +65,7 @@ HTML slideshows.</p></div>
 <li>
 <p>
 An overview of <em>Slidy</em> can be found here:
-  <a href="http://www.w3.org/Talks/Tools/Slidy2/">http://www.w3.org/Talks/Tools/Slidy2/</a>
+  <a href="https://www.w3.org/Talks/Tools/Slidy2">https://www.w3.org/Talks/Tools/Slidy2</a>
 </p>
 </li>
 <li>
@@ -270,7 +270,7 @@ Use the AsciiDoc <em>max-width</em> attribute to set the document display
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:09 UTC<br />
+Last updated 2021-02-06 04:30:53 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/slidy.txt b/slidy.txt
index 2de5790..38f06c4 100644
--- a/slidy.txt
+++ b/slidy.txt
@@ -21,7 +21,7 @@ AsciiDoc has a 'slidy' backend for generating self contained 'Slidy'
 HTML slideshows.
 
 - An overview of 'Slidy' can be found here:
-  http://www.w3.org/Talks/Tools/Slidy2/
+  https://www.w3.org/Talks/Tools/Slidy2
 - AsciiDoc ships with the Slidy JavaScript a customised Slidy CSS
   file.
 - Use the 'asciidoc' `--backend slidy` command-line option to generate
diff --git a/source-highlight-filter.html b/source-highlight-filter.html
index f142090..b67e3fb 100644
--- a/source-highlight-filter.html
+++ b/source-highlight-filter.html
@@ -91,7 +91,7 @@ load time).</td>
 <div class="sect2">
 <h3 id="_gnu_source_highlight">GNU Source Highlight</h3>
 <div class="paragraph"><p>The default highlighter is the
-<a href="http://www.gnu.org/software/src-highlite/">GNU source-highlight</a> which
+<a href="https://www.gnu.org/software/src-highlite/">GNU source-highlight</a> which
 can highlight <em>html4</em>, <em>html5</em> and <em>xhtml11</em> outputs.  The GNU
 source-highlight must be installed and the <em>source-highlight</em> command
 must reside in the shell search <em>PATH</em>.</p></div>
@@ -128,7 +128,7 @@ The AsciiDoc <em>encoding</em> attribute is passed to Highlighter using the
 </div>
 <div class="sect2">
 <h3 id="_pygments">Pygments</h3>
-<div class="paragraph"><p>The <a href="http://pygments.org/">Pygments</a> syntax highlighter can be used for
+<div class="paragraph"><p>The <a href="https://pygments.org/">Pygments</a> syntax highlighter can be used for
 <em>xhtml11</em> and <em>html5</em> outputs (set the <em>source-highlighter</em> attribute
 to <em>pygments</em>).</p></div>
 <div class="ulist"><ul>
@@ -442,7 +442,7 @@ You should place callout markers inside source code comments to
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:09 UTC<br />
+Last updated 2021-02-06 04:30:54 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/source-highlight-filter.txt b/source-highlight-filter.txt
index 2c29b68..41af974 100644
--- a/source-highlight-filter.txt
+++ b/source-highlight-filter.txt
@@ -31,7 +31,7 @@ load time).
 
 === GNU Source Highlight
 The default highlighter is the
-http://www.gnu.org/software/src-highlite/[GNU source-highlight] which
+https://www.gnu.org/software/src-highlite/[GNU source-highlight] which
 can highlight 'html4', 'html5' and 'xhtml11' outputs.  The GNU
 source-highlight must be installed and the 'source-highlight' command
 must reside in the shell search 'PATH'.
@@ -52,7 +52,7 @@ syntax highlighter for 'xhtml11', 'html5' and 'html4' outputs (set the
   `--encoding` command-line option.
 
 === Pygments
-The http://pygments.org/[Pygments] syntax highlighter can be used for
+The https://pygments.org/[Pygments] syntax highlighter can be used for
 'xhtml11' and 'html5' outputs (set the 'source-highlighter' attribute
 to 'pygments').
 
diff --git a/support.html b/support.html
index 71211d8..e59d22a 100644
--- a/support.html
+++ b/support.html
@@ -66,7 +66,7 @@ Questions about general syntax or usage should be posted to the
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:09 UTC<br />
+Last updated 2021-02-06 04:30:54 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/testasciidoc.1.html b/testasciidoc.1.html
index 8180acc..4291de9 100644
--- a/testasciidoc.1.html
+++ b/testasciidoc.1.html
@@ -253,7 +253,7 @@ contributed to it.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:09 UTC<br />
+Last updated 2021-02-06 04:30:54 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/testasciidoc.html b/testasciidoc.html
index 875770f..c5b0453 100644
--- a/testasciidoc.html
+++ b/testasciidoc.html
@@ -402,7 +402,7 @@ directory).</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:10 UTC<br />
+Last updated 2021-02-06 04:30:54 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/userguide.html b/userguide.html
index 5996d37..d9ca76c 100644
--- a/userguide.html
+++ b/userguide.html
@@ -267,7 +267,7 @@ slidy
 <dd>
 <p>
   Use this backend to generate self-contained
-  <a href="http://www.w3.org/Talks/Tools/Slidy2/">Slidy</a> HTML slideshows for
+  <a href="https://www.w3.org/Talks/Tools/Slidy2">Slidy</a> HTML slideshows for
   your web browser from AsciiDoc documents. The Slidy backend is
   documented in the distribution <code>doc/slidy.txt</code> file and
   <a href="https://asciidoc.org/slidy.html">online</a>.
@@ -279,7 +279,7 @@ wordpress
 <dd>
 <p>
   A minor variant of the <em>html4</em> backend to support
-  <a href="http://srackham.wordpress.com/blogpost1/">blogpost</a>.
+  <a href="https://srackham.wordpress.com/blogpost1/">blogpost</a>.
 </p>
 </dd>
 <dt class="hdlist1">
@@ -351,15 +351,16 @@ By default backends plugins are installed in
 <h2 id="_docbook">5. DocBook</h2>
 <div class="sectionbody">
 <div class="paragraph"><p>AsciiDoc generates <em>article</em>, <em>book</em> and <em>refentry</em>
-<a href="http://www.docbook.org/">DocBook</a> documents (corresponding to the
+<a href="https://docbook.org/">DocBook</a> documents (corresponding to the
 AsciiDoc <em>article</em>, <em>book</em> and <em>manpage</em> document types).</p></div>
 <div class="paragraph"><p>Most Linux distributions come with conversion tools (collectively
 called a toolchain) for <a href="#X12">converting DocBook files</a> to
 presentation formats such as Postscript, HTML, PDF, EPUB, DVI,
 PostScript, LaTeX, roff (the native man page format), HTMLHelp,
 JavaHelp and text.  There are also programs that allow you to view
-DocBook files directly, for example <a href="http://live.gnome.org/Yelp">Yelp</a>
-(the GNOME help viewer).</p></div>
+DocBook files directly, for example
+<a href="https://wiki.gnome.org/action/show/Apps/Yelp">Yelp</a> (the GNOME help
+viewer).</p></div>
 <div class="sect2">
 <h3 id="X12">5.1. Converting DocBook to other file formats</h3>
 <div class="paragraph"><p>DocBook files are validated, parsed and translated various
@@ -533,7 +534,7 @@ AsciiDoc
 </p>
 </dd>
 <dt class="hdlist1">
-<a id="X14"></a><a href="http://xmlgraphics.apache.org/fop/">FOP</a>
+<a id="X14"></a><a href="https://xmlgraphics.apache.org/fop/">FOP</a>
 </dt>
 <dd>
 <p>
@@ -551,7 +552,7 @@ AsciiDoc
   The Microsoft HTML Help Compiler (<code>hhc.exe</code>) is a command-line tool
   that converts HTML Help source files to a single HTML Help (<code>.chm</code>)
   file. It runs on MS Windows platforms and can be downloaded from
-  <a href="http://www.microsoft.com">http://www.microsoft.com</a>.
+  <a href="https://www.microsoft.com/">https://www.microsoft.com/</a>.
 </p>
 </dd>
 </dl></div>
@@ -1646,7 +1647,7 @@ outputs. The CSS class names are:</p></div>
 </li>
 </ul></div>
 <div class="paragraph"><p>Where <em>&lt;color&gt;</em> can be any of the
-<a href="http://en.wikipedia.org/wiki/Web_colors#HTML_color_names">sixteen HTML
+<a href="https://en.wikipedia.org/wiki/Web_colors#HTML_color_names">sixteen HTML
 color names</a>.  Examples:</p></div>
 <div class="literalblock">
 <div class="content">
@@ -1975,7 +1976,7 @@ block the second attribute value in the AttributeList is quoted to
 ensure the <em>http</em> macro is expanded to a hyperlink.</p></div>
 <div class="listingblock">
 <div class="content">
-<pre><code>[quote,'http://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
+<pre><code>[quote,'https://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
 _____________________________________________________________________
 Sir, a woman's preaching is like a dog's walking on his hind legs. It
 is not done well; but you are surprised to find it done at all.
@@ -3688,7 +3689,7 @@ inline macros) and <code>&lt;name&gt;::&lt;target&gt;[&lt;attrlist&gt;]</code> (
 macros).  Here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>http://www.docbook.org/[DocBook.org]
+<pre><code>https://docbook.org/[DocBook.org]
 include::chapt1.txt[tabsize=2]
 mailto:srackham@gmail.com[]</code></pre>
 </div></div>
@@ -3780,14 +3781,14 @@ If the <code>&lt;attrlist&gt;</code> is empty the URL is displayed.
 <div class="paragraph"><p>Here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>http://www.docbook.org/[DocBook.org]
-http://www.docbook.org/
+<pre><code>https://docbook.org/[DocBook.org]
+https://docbook.org/
 mailto:joe.bloggs@foobar.com[email Joe Bloggs]
 joe.bloggs@foobar.com</code></pre>
 </div></div>
 <div class="paragraph"><p>Which are rendered:</p></div>
-<div class="paragraph"><p><a href="http://www.docbook.org/">DocBook.org</a></p></div>
-<div class="paragraph"><p><a href="http://www.docbook.org/">http://www.docbook.org/</a></p></div>
+<div class="paragraph"><p><a href="https://docbook.org/">DocBook.org</a></p></div>
+<div class="paragraph"><p><a href="https://docbook.org/">https://docbook.org/</a></p></div>
 <div class="paragraph"><p><a href="mailto:joe.bloggs@foobar.com">email Joe Bloggs</a></p></div>
 <div class="paragraph"><p><a href="mailto:joe.bloggs@foobar.com">joe.bloggs@foobar.com</a></p></div>
 <div class="paragraph"><p>If the <code>&lt;target&gt;</code> necessitates space characters use <code>%20</code>, for example
@@ -3902,7 +3903,7 @@ referring document.</p></div>
 The optional <em>alt</em> attribute is also the first positional attribute,
   it specifies alternative text which is displayed if the output
   application is unable to display the image file (see also
-  <a href="http://htmlhelp.com/feature/art3.htm">Use of ALT texts in IMGs</a>). For
+  <a href="https://htmlhelp.com/feature/art3.htm">Use of ALT texts in IMGs</a>). For
   example:
 </p>
 <div class="literalblock">
@@ -4068,7 +4069,7 @@ image::images/layout.png[J14P main circuit board]</code></pre>
 <div class="title">Embedding images in XHTML documents</div>
 <div class="paragraph"><p>If you define the <code>data-uri</code> attribute then images will be embedded in
 XHTML outputs using the
-<a href="http://en.wikipedia.org/wiki/Data:_URI_scheme">data URI scheme</a>.  You
+<a href="https://en.wikipedia.org/wiki/Data_URI_scheme">data URI scheme</a>.  You
 can use the <em>data-uri</em> attribute with the <em>xhtml11</em> and <em>html5</em>
 backends to produce single-file XHTML documents with embedded images
 and CSS, for example:</p></div>
@@ -5723,7 +5724,7 @@ white space character on either side. For example:</p></div>
 <div class="sect2">
 <h3 id="_refmiscinfo_attributes">24.4. refmiscinfo attributes</h3>
 <div class="paragraph"><p>In addition to the automatically created man page <a href="#X60">intrinsic attributes</a> you can assign DocBook
-<a href="http://www.docbook.org/tdg5/en/html/refmiscinfo.html">refmiscinfo</a>
+<a href="https://tdg.docbook.org/tdg/4.5/refmiscinfo.html">refmiscinfo</a>
 element <em>source</em>, <em>version</em> and <em>manual</em> values using AsciiDoc
 <code>{mansource}</code>, <code>{manversion}</code> and <code>{manmanual}</code> attributes
 respectively. This example is from the AsciiDoc header of a man page
@@ -5758,7 +5759,7 @@ distributed <code>doc/latexmath.txt</code> file.</p></div>
 </div>
 <div class="sect2">
 <h3 id="_mathjax">25.2. MathJax</h3>
-<div class="paragraph"><p><a href="http://www.mathjax.org/">MathJax</a> allows LaTeX Math style formulas to be included
+<div class="paragraph"><p><a href="https://www.mathjax.org/">MathJax</a> allows LaTeX Math style formulas to be included
 in XHTML documents generated via the AsciiDoc <em>xhtml11</em> and <em>html5</em> backends.
 This route overcomes several restrictions of the MathML-based approaches,
 notably, restricted support of MathML by many mainstream browsers. To enable
@@ -5773,7 +5774,7 @@ you are offline (but it can be configured differently).</p></div>
 <div class="paragraph"><p><em>LaTeXMathML</em> allows LaTeX Math style formulas to be included in XHTML
 documents generated using the AsciiDoc <em>xhtml11</em> and <em>html5</em> backends.
 AsciiDoc uses the
-<a href="http://www.maths.nottingham.ac.uk/personal/drw/lm.html">original
+<a href="https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html">original
 LaTeXMathML</a> by Douglas Woodall.  <em>LaTeXMathML</em> is derived from
 ASCIIMathML and is for users who are more familiar with or prefer
 using LaTeX math formulas (it recognizes a subset of LaTeX Math, the
@@ -5806,11 +5807,11 @@ of the equations).</td>
 </div>
 <div class="sect2">
 <h3 id="_asciimathml">25.4. ASCIIMathML</h3>
-<div class="paragraph"><p><a href="http://www1.chapman.edu/~jipsen/mathml/asciimath.html">ASCIIMathML</a>
-formulas can be included in XHTML documents generated using the
-<em>xhtml11</em> and <em>html5</em> backends. To enable ASCIIMathML support you must
-define the <em>asciimath</em> attribute, for example using the <code>-a asciimath</code>
-command-line option.  Example inline formula:</p></div>
+<div class="paragraph"><p><a href="http://asciimath.org/">ASCIIMath</a> formulas can be included in XHTML
+documents generated using the <em>xhtml11</em> and <em>html5</em> backends. To enable
+ASCIIMathML support you must define the <em>asciimath</em> attribute, for
+example using the <code>-a asciimath</code> command-line option.  Example inline
+formula:</p></div>
 <div class="literalblock">
 <div class="content">
 <pre><code>asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]</code></pre>
@@ -5820,7 +5821,7 @@ distributed <code>doc/asciimathml.txt</code> file.</p></div>
 </div>
 <div class="sect2">
 <h3 id="_mathml">25.5. MathML</h3>
-<div class="paragraph"><p><a href="http://www.w3.org/Math/">MathML</a> is a low level XML markup for
+<div class="paragraph"><p><a href="https://www.w3.org/Math/">MathML</a> is a low level XML markup for
 mathematics. AsciiDoc has no macros for MathML but users familiar with
 this markup could use passthrough macros and passthrough blocks to
 include MathML in output documents.</p></div>
@@ -6883,8 +6884,8 @@ Attribute entries can be used to make your documents easier to read
 and write, here are some examples:</p></div>
 <div class="literalblock">
 <div class="content">
-<pre><code>:1:         http://freshmeat.net/projects/asciidoc/
-:homepage:  http://asciidoc.org[AsciiDoc home page]
+<pre><code>:1:         http://freshmeat.sourceforge.net/projects/asciidoc/
+:homepage:  https://asciidoc.org[AsciiDoc home page]
 :new:       image:./images/smallnew.png[]
 :footnote1: footnote:[A meaningless latin term]</code></pre>
 </div></div>
@@ -7608,7 +7609,7 @@ If the input file is the standard input and the output file is not
 <li>
 <p>
 See
-   <a href="http://en.wikipedia.org/wiki/Non-English_usage_of_quotation_marks">non-English
+   <a href="https://en.wikipedia.org/wiki/Quotation_mark#Summary_table">non-English
    usage of quotation marks</a>.
 </p>
 </li>
@@ -8288,7 +8289,7 @@ cellspacing="0" cellpadding="4">
 <td align="left" valign="top"><p class="table"><em>music</em></p></td>
 <td align="left" valign="top"><p class="table">A <a href="https://asciidoc.org/music-filter.html">music filter</a> is included in the
 distribution <code>./filters/</code> directory. It translates music in
-<a href="http://lilypond.org/">LilyPond</a> or <a href="http://abcnotation.org.uk/">ABC</a>
+<a href="https://lilypond.org/">LilyPond</a> or <a href="https://abcnotation.com/">ABC</a>
 notation to standard classical notation.</p></td>
 </tr>
 <tr>
@@ -8304,7 +8305,7 @@ AsciiDoc output documents.</p></td>
 </tr>
 <tr>
 <td align="left" valign="top"><p class="table"><em>graphviz</em></p></td>
-<td align="left" valign="top"><p class="table">Gouichi Iisaka has written a <a href="http://www.graphviz.org/">Graphviz</a>
+<td align="left" valign="top"><p class="table">Gouichi Iisaka has written a <a href="https://www.graphviz.org/">Graphviz</a>
 filter for AsciiDoc.  Graphviz generates diagrams from a textual
 specification. Gouichi Iisaka&#8217;s Graphviz filter is included in the
 AsciiDoc distribution. Here are some
@@ -8473,7 +8474,7 @@ Put <code>set</code> commands in your <code>~/.vimrc</code> file so you don&#821
 </li>
 <li>
 <p>
-The Vim website (<a href="http://www.vim.org">http://www.vim.org</a>) has a wealth of resources,
+The Vim website (<a href="https://www.vim.org/">https://www.vim.org/</a>) has a wealth of resources,
   including scripts for automated spell checking and ASCII Art
   drawing.
 </p>
@@ -8768,8 +8769,8 @@ Change the indentation and layout of configuration file markup
 </li>
 <li>
 <p>
-Use Dave Raggett&#8217;s <a href="http://tidy.sourceforge.net/">HTML Tidy</a> program
-   to tidy <code>asciidoc(1)</code> output. Example:
+Use <a href="https://www.html-tidy.org/">HTML Tidy</a> program to tidy
+   <code>asciidoc(1)</code> output. Example:
 </p>
 <div class="literalblock">
 <div class="content">
@@ -8881,7 +8882,7 @@ type&#8217;s DTD, if the DTD is not installed in your system&#8217;s catalog the
 it will be fetched from its Internet location. If you omit the
 <code>--valid</code> option the document will only be checked that it is well
 formed.</p></div>
-<div class="paragraph"><p>The online <a href="http://validator.w3.org/#validate_by_uri+with_options">W3C
+<div class="paragraph"><p>The online <a href="https://validator.w3.org/#validate_by_uri+with_options">W3C
 Markup Validation Service</a> is the defacto standard when it comes to
 validating HTML (it validates all HTML standards including HTML5).</p></div>
 </div>
@@ -9430,7 +9431,7 @@ names to the output document not the source document.</td>
 <td align="left" valign="top"><div><div class="paragraph"><p>Set a <em>CSS signature</em> for the document (sets the <em>id</em> attribute of the
 HTML <em>body</em> element). CSS signatures provide a mechanism that allows
 users to personalize the document appearance. The term <em>CSS signature</em>
-was <a href="http://archivist.incutio.com/viewlist/css-discuss/13291">coined by
+was <a href="https://juicystudio.com/article/css-selectors.php">coined by
 Eric Meyer</a>.</p></div></div></td>
 </tr>
 <tr>
@@ -9762,7 +9763,7 @@ General Public License version 2 for more details.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:10 UTC<br />
+Last updated 2021-02-06 04:30:55 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/userguide.txt b/userguide.txt
index fa1e62e..6144d2a 100644
--- a/userguide.txt
+++ b/userguide.txt
@@ -176,14 +176,14 @@ html5::
 
 slidy::
   Use this backend to generate self-contained
-  http://www.w3.org/Talks/Tools/Slidy2/[Slidy] HTML slideshows for
+  https://www.w3.org/Talks/Tools/Slidy2[Slidy] HTML slideshows for
   your web browser from AsciiDoc documents. The Slidy backend is
   documented in the distribution `doc/slidy.txt` file and
   {website}slidy.html[online].
 
 wordpress::
   A minor variant of the 'html4' backend to support
-  http://srackham.wordpress.com/blogpost1/[blogpost].
+  https://srackham.wordpress.com/blogpost1/[blogpost].
 
 latex::
   Experimental LaTeX backend.
@@ -225,7 +225,7 @@ backend <<X101,plugins>>.
 DocBook
 -------
 AsciiDoc generates 'article', 'book' and 'refentry'
-http://www.docbook.org/[DocBook] documents (corresponding to the
+https://docbook.org/[DocBook] documents (corresponding to the
 AsciiDoc 'article', 'book' and 'manpage' document types).
 
 Most Linux distributions come with conversion tools (collectively
@@ -233,8 +233,9 @@ called a toolchain) for <<X12,converting DocBook files>> to
 presentation formats such as Postscript, HTML, PDF, EPUB, DVI,
 PostScript, LaTeX, roff (the native man page format), HTMLHelp,
 JavaHelp and text.  There are also programs that allow you to view
-DocBook files directly, for example http://live.gnome.org/Yelp[Yelp]
-(the GNOME help viewer).
+DocBook files directly, for example
+https://wiki.gnome.org/action/show/Apps/Yelp[Yelp] (the GNOME help
+viewer).
 
 [[X12]]
 Converting DocBook to other file formats
@@ -343,7 +344,7 @@ AsciiDoc::
   uses <<X13,DocBook XSL Stylesheets>>, <<X40,xsltproc(1)>> and
   `latex(1)`.
 
-[[X14]]http://xmlgraphics.apache.org/fop/[FOP]::
+[[X14]]https://xmlgraphics.apache.org/fop/[FOP]::
   The Apache Formatting Objects Processor converts XSL-FO (`.fo`)
   files to PDF files.  The XSL-FO files are generated from DocBook
   source files using <<X13,DocBook XSL Stylesheets>> and
@@ -353,7 +354,7 @@ AsciiDoc::
   The Microsoft HTML Help Compiler (`hhc.exe`) is a command-line tool
   that converts HTML Help source files to a single HTML Help (`.chm`)
   file. It runs on MS Windows platforms and can be downloaded from
-  http://www.microsoft.com.
+  https://www.microsoft.com/.
 
 AsciiDoc dblatex configuration files
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -1030,7 +1031,7 @@ outputs. The CSS class names are:
   decorators.
 
 Where '<color>' can be any of the
-http://en.wikipedia.org/wiki/Web_colors#HTML_color_names[sixteen HTML
+https://en.wikipedia.org/wiki/Web_colors#HTML_color_names[sixteen HTML
 color names].  Examples:
 
   [red]#Obvious# and [big red yellow-background]*very obvious*.
@@ -1311,7 +1312,7 @@ block the second attribute value in the AttributeList is quoted to
 ensure the 'http' macro is expanded to a hyperlink.
 
 ---------------------------------------------------------------------
-[quote,'http://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
+[quote,'https://en.wikipedia.org/wiki/Samuel_Johnson[Samuel Johnson]']
 _____________________________________________________________________
 Sir, a woman's preaching is like a dog's walking on his hind legs. It
 is not done well; but you are surprised to find it done at all.
@@ -2464,7 +2465,7 @@ list'.  The usual syntax is `<name>:<target>[<attrlist>]` (for
 inline macros) and `<name>::<target>[<attrlist>]` (for block
 macros).  Here are some examples:
 
-  http://www.docbook.org/[DocBook.org]
+  https://docbook.org/[DocBook.org]
   include::chapt1.txt[tabsize=2]
   mailto:srackham@gmail.com[]
 
@@ -2508,16 +2509,16 @@ rendered using predefined inline macros.
 
 Here are some examples:
 
-  http://www.docbook.org/[DocBook.org]
-  http://www.docbook.org/
+  https://docbook.org/[DocBook.org]
+  https://docbook.org/
   mailto:joe.bloggs@foobar.com[email Joe Bloggs]
   joe.bloggs@foobar.com
 
 Which are rendered:
 
-http://www.docbook.org/[DocBook.org]
+https://docbook.org/[DocBook.org]
 
-http://www.docbook.org/
+https://docbook.org/
 
 mailto:joe.bloggs@foobar.com[email Joe Bloggs]
 
@@ -2623,7 +2624,7 @@ referring document.
 - The optional 'alt' attribute is also the first positional attribute,
   it specifies alternative text which is displayed if the output
   application is unable to display the image file (see also
-  http://htmlhelp.com/feature/art3.htm[Use of ALT texts in IMGs]). For
+  https://htmlhelp.com/feature/art3.htm[Use of ALT texts in IMGs]). For
   example:
 
   image:images/logo.png[Company Logo]
@@ -2735,7 +2736,7 @@ A title prefix that can be inserted with the `caption` attribute
 *********************************************************************
 If you define the `data-uri` attribute then images will be embedded in
 XHTML outputs using the
-http://en.wikipedia.org/wiki/Data:_URI_scheme[data URI scheme].  You
+https://en.wikipedia.org/wiki/Data_URI_scheme[data URI scheme].  You
 can use the 'data-uri' attribute with the 'xhtml11' and 'html5'
 backends to produce single-file XHTML documents with embedded images
 and CSS, for example:
@@ -3646,7 +3647,7 @@ refmiscinfo attributes
 ~~~~~~~~~~~~~~~~~~~~~~
 In addition to the automatically created man page <<X60,intrinsic
 attributes>> you can assign DocBook
-http://www.docbook.org/tdg5/en/html/refmiscinfo.html[refmiscinfo]
+https://tdg.docbook.org/tdg/4.5/refmiscinfo.html[refmiscinfo]
 element 'source', 'version' and 'manual' values using AsciiDoc
 `{mansource}`, `{manversion}` and `{manmanual}` attributes
 respectively. This example is from the AsciiDoc header of a man page
@@ -3678,7 +3679,7 @@ distributed `doc/latexmath.txt` file.
 
 MathJax
 ~~~~~~~
-http://www.mathjax.org/[MathJax] allows LaTeX Math style formulas to be included
+https://www.mathjax.org/[MathJax] allows LaTeX Math style formulas to be included
 in XHTML documents generated via the AsciiDoc 'xhtml11' and 'html5' backends.
 This route overcomes several restrictions of the MathML-based approaches,
 notably, restricted support of MathML by many mainstream browsers. To enable
@@ -3691,7 +3692,7 @@ you are offline (but it can be configured differently).
 LaTeXMathML
 ~~~~~~~~~~~
 /////////////////////////////////////////////////////////////////////
-There is an http://math.etsu.edu/LaTeXMathML/[extended LaTeXMathML
+There is an https://math.etsu.edu/LaTeXMathML/[extended LaTeXMathML
 version] by Jeff Knisley, in addition to a JavaScript file it requires
 the inclusion of a CSS file.
 /////////////////////////////////////////////////////////////////////
@@ -3699,7 +3700,7 @@ the inclusion of a CSS file.
 'LaTeXMathML' allows LaTeX Math style formulas to be included in XHTML
 documents generated using the AsciiDoc 'xhtml11' and 'html5' backends.
 AsciiDoc uses the
-http://www.maths.nottingham.ac.uk/personal/drw/lm.html[original
+https://www.maths.nottingham.ac.uk/plp/pmadw/lm.html[original
 LaTeXMathML] by Douglas Woodall.  'LaTeXMathML' is derived from
 ASCIIMathML and is for users who are more familiar with or prefer
 using LaTeX math formulas (it recognizes a subset of LaTeX Math, the
@@ -3733,11 +3734,11 @@ because:
 2. Version 2 is much larger.
 /////////////////////////////////////////////////////////////////////
 
-http://www1.chapman.edu/~jipsen/mathml/asciimath.html[ASCIIMathML]
-formulas can be included in XHTML documents generated using the
-'xhtml11' and 'html5' backends. To enable ASCIIMathML support you must
-define the 'asciimath' attribute, for example using the `-a asciimath`
-command-line option.  Example inline formula:
+http://asciimath.org/[ASCIIMath] formulas can be included in XHTML
+documents generated using the 'xhtml11' and 'html5' backends. To enable
+ASCIIMathML support you must define the 'asciimath' attribute, for
+example using the `-a asciimath` command-line option.  Example inline
+formula:
 
   asciimath:[`x/x={(1,if x!=0),(text{undefined},if x=0):}`]
 
@@ -3746,7 +3747,7 @@ distributed `doc/asciimathml.txt` file.
 
 MathML
 ~~~~~~
-http://www.w3.org/Math/[MathML] is a low level XML markup for
+https://www.w3.org/Math/[MathML] is a low level XML markup for
 mathematics. AsciiDoc has no macros for MathML but users familiar with
 this markup could use passthrough macros and passthrough blocks to
 include MathML in output documents.
@@ -4322,8 +4323,8 @@ compounded by redundancy if the same name is used repeatedly.
 Attribute entries can be used to make your documents easier to read
 and write, here are some examples:
 
-  :1:         http://freshmeat.net/projects/asciidoc/
-  :homepage:  http://asciidoc.org[AsciiDoc home page]
+  :1:         http://freshmeat.sourceforge.net/projects/asciidoc/
+  :homepage:  https://asciidoc.org[AsciiDoc home page]
   :new:       image:./images/smallnew.png[]
   :footnote1: footnote:[A meaningless latin term]
 
@@ -4716,7 +4717,7 @@ predefined intrinsic attributes:
    the standard output then `{docname}` is the output file name sans
    file extension.
 7. See
-   http://en.wikipedia.org/wiki/Non-English_usage_of_quotation_marks[non-English
+   https://en.wikipedia.org/wiki/Quotation_mark#Summary_table[non-English
    usage of quotation marks].
 8. The `{blockname}` attribute identifies the style of the current
    block. It applies to delimited blocks, lists and tables. Here is a
@@ -5112,7 +5113,7 @@ The AsciiDoc distribution includes 'source', 'music', 'latex' and
 |music
 |A {website}music-filter.html[music filter] is included in the
 distribution `./filters/` directory. It translates music in
-http://lilypond.org/[LilyPond] or http://abcnotation.org.uk/[ABC]
+https://lilypond.org/[LilyPond] or https://abcnotation.com/[ABC]
 notation to standard classical notation.
 
 |source
@@ -5125,7 +5126,7 @@ LaTeX source to an image that is automatically inserted into the
 AsciiDoc output documents.
 
 |graphviz
-|Gouichi Iisaka has written a http://www.graphviz.org/[Graphviz]
+|Gouichi Iisaka has written a https://www.graphviz.org/[Graphviz]
 filter for AsciiDoc.  Graphviz generates diagrams from a textual
 specification. Gouichi Iisaka's Graphviz filter is included in the
 AsciiDoc distribution. Here are some
@@ -5244,7 +5245,7 @@ Execute `:help gq` command to read about the vim gq command.
   available (see the <<X61, Example `~/.vimrc` file>>).
 - Put `set` commands in your `~/.vimrc` file so you don't have to
   enter them manually.
-- The Vim website (http://www.vim.org) has a wealth of resources,
+- The Vim website (https://www.vim.org/) has a wealth of resources,
   including scripts for automated spell checking and ASCII Art
   drawing.
 =====================================================================
@@ -5459,8 +5460,8 @@ liking you can:
    template sections. The `{empty}` attribute is useful for outputting
    trailing blank lines in markup templates.
 
-2. Use Dave Raggett's http://tidy.sourceforge.net/[HTML Tidy] program
-   to tidy asciidoc(1) output. Example:
+2. Use https://www.html-tidy.org/[HTML Tidy] program to tidy
+   asciidoc(1) output. Example:
 
    $ asciidoc -b docbook -o - mydoc.txt | tidy -indent -xml >mydoc.xml
 
@@ -5560,7 +5561,7 @@ it will be fetched from its Internet location. If you omit the
 `--valid` option the document will only be checked that it is well
 formed.
 
-The online http://validator.w3.org/#validate_by_uri+with_options[W3C
+The online https://validator.w3.org/#validate_by_uri+with_options[W3C
 Markup Validation Service] is the defacto standard when it comes to
 validating HTML (it validates all HTML standards including HTML5).
 
@@ -5878,7 +5879,7 @@ Embed images using the <<X66,data: uri scheme>>.
 Set a 'CSS signature' for the document (sets the 'id' attribute of the
 HTML 'body' element). CSS signatures provide a mechanism that allows
 users to personalize the document appearance. The term 'CSS signature'
-was http://archivist.incutio.com/viewlist/css-discuss/13291[coined by
+was https://juicystudio.com/article/css-selectors.php[coined by
 Eric Meyer].
 
 
diff --git a/version83.html b/version83.html
index 1a3b038..0275742 100644
--- a/version83.html
+++ b/version83.html
@@ -93,7 +93,7 @@ The <em>asciimath</em> and <em>latexmath</em> <a href="userguide.html#X77">passt
   macros</a> along with <em>asciimath</em> and <em>latexmath</em>
   <a href="userguide.html#X76">passthrough blocks</a> provide a (backend
   dependent) mechanism for rendering mathematical formulas. There are
-  <a href="latexmath.pdf">LaTeX Math</a>, <a href="asciimathml.html">AsciiMathML</a>
+  <a href="latexmath.pdf">LaTeX Math</a>, <a href="asciimath.html">AsciiMath</a>
   and <a href="latexmathml.html">LaTeXMathML</a> examples on the AsciiDoc
   website.
 </p>
@@ -108,7 +108,7 @@ additions and changes.</p></div>
 <div id="footer">
 <div id="footer-text">
 Version 9.0.5<br />
-Last updated 2021-02-06 03:14:19 UTC<br />
+Last updated 2021-02-06 04:31:04 UTC<br />
 AsciiDoc is a trademark of the Eclipse Foundation, Inc.
 </div>
 <div id="footer-badges">
diff --git a/version83.txt b/version83.txt
index 65eaebb..c830a07 100644
--- a/version83.txt
+++ b/version83.txt
@@ -29,7 +29,7 @@ New Features
   macros] along with 'asciimath' and 'latexmath'
   link:userguide.html#X76[passthrough blocks] provide a (backend
   dependent) mechanism for rendering mathematical formulas. There are
-  link:latexmath.pdf[LaTeX Math], link:asciimathml.html[AsciiMathML]
+  link:latexmath.pdf[LaTeX Math], link:asciimath.html[AsciiMath]
   and link:latexmathml.html[LaTeXMathML] examples on the AsciiDoc
   website.
author	MasterOdin <matt.peveler@gmail.com>	2021-02-06 04:31:44 +0000
committer	MasterOdin <matt.peveler@gmail.com>	2021-02-06 04:31:44 +0000
commit	3b03d65e7725c72ac1007a34332bd9b69840cf6c (patch)
tree	346d983480a734be1ff724529b7ce450489cdeda
parent	581f7f6d21d3211b4077c9d767c57b647e4f80d2 (diff)
download	asciidoc-py3-3b03d65e7725c72ac1007a34332bd9b69840cf6c.tar.gz