Coverage.py was originally written by Gareth Rees, and since 2004 has been extended and maintained by Ned Batchelder. Other contributions, including writing code, updating docs, and submitting useful bug reports, have been made by: Abdeali Kothari Adi Roiban Agbonze O. Jeremiah Albertas Agejevas Aleksi Torhamo Alex Gaynor Alex Groce Alex Sandro Alexander Todorov Alexander Walters Alpha Chen Ammar Askar Andrew Hoos Anthony Sottile Arcadiy Ivanov Aron Griffis Artem Dayneko Arthur Deygin Arthur Rio Asher Foa Ben Carlsson Ben Finney Benjamin Parzella Benjamin Schubert Bernát Gábor Bill Hart Bradley Burns Brandon Rhodes Brett Cannon Brian Grohe Bruno Oliveira Bruno P. Kinoshita Buck Evan Buck Golemon Calen Pennington Carl Friedrich Bolz-Tereick Carl Gieringer Catherine Proulx Chris Adams Chris Jerdonek Chris Rose Chris Warrick Christian Clauss Christian Heimes Christine Lytwynec Christoph Blessing Christoph Zwerschke Christopher Pickering Clément Pit-Claudel Conrad Ho Cosimo Lupo Dan Hemberger Dan Riti Dan Wandschneider Danek Duvall Daniel Hahler Danny Allen David Christian David MacIver David Stanek David Szotten Dennis Sweeney Detlev Offenbach Devin Jeanpierre Dirk Thomas Dmitry Shishov Dmitry Trofimov Eduardo Schettino Edward Loper Eli Skeggs Emil Madsen Éric Larivière Federico Bond Felix Horvat Frazer McLean Geoff Bache George Paci George Song George-Cristian Bîrzan Greg Rogers Guido van Rossum Guillaume Chazarain Holger Krekel Hugo van Kemenade Ian Moore Ilia Meerovich Imri Goldberg Ionel Cristian Mărieș Ivan Ciuvalschii J. M. F. Tsang JT Olds Jakub Wilk Janakarajan Natarajan Jerin Peter George Jessamyn Smith Joe Doherty Joe Jevnik John Vandenberg Jon Chappell Jon Dufresne Joseph Tate Josh Williams Judson Neer Julian Berman Julien Voisin Justas Sadzevičius Karthikeyan Singaravelan Kassandra Keeton Kevin Brown-Silva Kjell Braden Krystian Kichewko Kyle Altendorf Lars Hupfeldt Nielsen Latrice Wilgus Leonardo Pistone Lewis Gaul Lex Berezhny Loïc Dachary Lorenzo Micò Louis Heredero Luis Nell Łukasz Stolcman Manuel Jacob Marc Abramowitz Marc Gibbons Marc Legendre Marcelo Trylesinski Marcus Cobden Mariatta Marius Gedminas Mark van der Wal Martin Fuzzey Mathieu Kniewallner Matt Bachmann Matthew Boehm Matthew Desmarais Matus Valo Max Linke Mayank Singhal Michael Krebs Michał Bultrowicz Michał Górny Mickie Betz Mike Fiedler Min ho Kim Nathan Land Naveen Srinivasan Naveen Yadav Neil Pilgrim Nicholas Nadeau Nikita Bloshchanevich Nikita Sobolev Nils Kattenbeck Noel O'Boyle Oleg Höfling Oleh Krehel Olivier Grisel Ori Avtalion Pablo Carballo Pankaj Pandey Patrick Mezard Pavel Tsialnou Peter Baughman Peter Ebden Peter Portante Phebe Polk Reya B Ricardo Newbery Rodrigue Cloutier Roger Hu Roland Illig Ross Lawley Roy Williams Russell Keith-Magee S. Y. Lee Salvatore Zagaria Sandra Martocchia Scott Belden Sebastián Ramírez Sergey B Kirpichev Shantanu Sigve Tjora Simon Willison Stan Hu Stanisław Pitucha Stefan Behnel Stephan Deibel Stephan Richter Stephen Finucane Steve Dower Steve Leonard Steve Oswald Steve Peak Sviatoslav Sydorenko Teake Nutma Ted Wexler Thijs Triemstra Thomas Grainger Timo Furrer Titus Brown Tom Gurion Valentin Lab Ville Skyttä Vince Salvino Wonwin McBrootles Xie Yanbo Yilei "Dolee" Yang Yury Selivanov Zac Hatfield-Dodds Zooko Wilcox-O'Hearn