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diff --git a/libnautilus-extension/nautilus-property-page-model-provider.c b/libnautilus-extension/nautilus-property-page-model-provider.c
new file mode 100644
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+++ b/libnautilus-extension/nautilus-property-page-model-provider.c
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+/*
+ *  nautilus-property-page-model-provider.c - Interface for Nautilus extensions
+ * *                                      that provide property pages for
+ * *                                      files.
+ *
+ *  Copyright (C) 2003 Novell, Inc.
+ *  Copyright (C) 2018 Red Hat, Inc.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public
+ *  License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Author:  Dave Camp <dave@ximian.com>
+ *           Carlos Soriano <csoriano@redhat.com>
+ *
+ */
+#include "config.h"
+
+#include "nautilus-property-page-model-provider.h"
+#include "nautilus-property-page-model.h"
+
+G_DEFINE_INTERFACE (NautilusPropertyPageModelProvider, nautilus_property_page_model_provider,
+                    G_TYPE_OBJECT)
+
+/**
+ * SECTION:nautilus-property-page-model-provider-interface
+ * @title: NautilusPropertyPageModelProvider
+ * @short_description: Interface to provide a property page
+ *
+ * #NautilusPropertyPageModelProvider allows extension to provide an additional
+ * page for the file properties dialog.
+ */
+
+static void
+nautilus_property_page_model_provider_default_init (NautilusPropertyPageModelProviderInterface *klass)
+{
+    /**
+     * NautilusView::page-model:
+     *
+     * The page model associated with the provider.
+     */
+    g_object_interface_install_property (klass,
+                                         g_param_spec_object ("page-model",
+                                                              "Page model",
+                                                              "The page model associated with the provider",
+                                                              NAUTILUS_TYPE_PROPERTY_PAGE_MODEL,
+                                                              G_PARAM_READWRITE));
+    g_object_interface_install_property (klass,
+                                         g_param_spec_pointer ("files",
+                                                               "Files",
+                                                               "Files to get info from",
+                                                              G_PARAM_READWRITE));
+}
+
+/**
+ * nautilus_property_page_model_provider_get_model:
+ * @provider: a #NautilusPropertyPageModelProvider
+ * @files: (element-type NautilusFileInfo): a #GList of #NautilusFileInfo
+ *
+ * This function is called by Nautilus when it wants property page
+ * items from the extension.
+ *
+ * This function is called in the main thread before a property page
+ * is shown, so it should return quickly.
+ *
+ * Returns: (element-type NautilusPropertyItem) (transfer full): A #GList of allocated #NautilusPropertyItem.
+ */
+NautilusPropertyPageModel *
+nautilus_property_page_model_provider_get_model (NautilusPropertyPageModelProvider *self)
+{
+    NautilusPropertyPageModelProviderInterface *iface;
+
+    g_return_val_if_fail (NAUTILUS_IS_PROPERTY_PAGE_MODEL_PROVIDER (self), NULL);
+
+    iface = NAUTILUS_PROPERTY_PAGE_MODEL_PROVIDER_GET_IFACE (self);
+
+    g_return_val_if_fail (iface->get_model != NULL, NULL);
+
+    return iface->get_model (self);
+}
+
+void
+nautilus_property_page_model_provider_set_files (NautilusPropertyPageModelProvider *self,
+                                                 GList                             *files)
+{
+    NautilusPropertyPageModelProviderInterface *iface;
+
+    g_return_if_fail (NAUTILUS_IS_PROPERTY_PAGE_MODEL_PROVIDER (self));
+
+    iface = NAUTILUS_PROPERTY_PAGE_MODEL_PROVIDER_GET_IFACE (self);
+
+    g_return_if_fail (iface->set_files != NULL);
+
+    iface->set_files (self, files);
+}
+
+gboolean
+nautilus_property_page_model_provider_supports_files (NautilusPropertyPageModelProvider *self)
+{
+    NautilusPropertyPageModelProviderInterface *iface;
+
+    g_return_val_if_fail (NAUTILUS_IS_PROPERTY_PAGE_MODEL_PROVIDER (self), FALSE);
+
+    iface = NAUTILUS_PROPERTY_PAGE_MODEL_PROVIDER_GET_IFACE (self);
+
+    g_return_val_if_fail (iface->supports_files != NULL, FALSE);
+
+    return iface->supports_files (self);
+}