1. python/cpython

1. python/peps
2. microsoft/vscode-python
3. brettcannon/python-launcher
4. microsoft/vscode-jupyter
5. brettcannon/caniusepython3
6. python/devguide
7. microsoft/Pyjion
8. gidgethub/gidgethub
9. brettcannon/oplop
10. brettcannon/desugar
11. brettcannon/dotconfig
12. python/the-knights-who-say-ni
13. brettcannon/free-labour
14. brettcannon/travelbrag
15. pypa/packaging
16. brettcannon/dotfiles
17. Which-Film/which-film.info

1. brettcannon/mousebender
2. microsoft/pvscbot
3. python/importlib_resources
4. PyCQA/modernize
5. brettcannon/release-often
6. python/bedevere
7. brettcannon/WWBD
8. python/devinabox
9. brettcannon/trips-history
10. brettcannon/pep425
11. brettcannon/microvenv
12. brettcannon/check-for-changed-files
13. brettcannon/py-pip
14. brettcannon/stdlib-stats
15. brettcannon/python-azure-web-app-cookiecutter
16. brettcannon/cpython-wasi-build
17. brettcannon/mnfy
18. microsoft/vscode-docs-archive
19. dabeaz/curio
20. microsoft/vscode-docs
21. brettcannon/sans-io
22. pypa/packaging.python.org
23. brettcannon/modutil
24. brettcannon/time-clock
25. brettcannon/riscv-harmony
26. elixir-lang/elixir-lang.github.com
27. brettcannon/find-duplicate-files
28. brettcannon/flatten_filenames
29. brettcannon/basicenum
30. uranusjr/packaging-metadata-comparisons
31. angular/angular.js
32. pypa/setuptools
33. python-trio/trio
34. microsoft/vscode-dev-containers
35. python/core-workflow
36. dusty-phillips/rescript-zora
37. Azure-Samples/Azure-MachineLearning-DataScience
38. microsoft/vscode-python-devicesimulator
39. brettcannon/pip-secure-install
40. Azure/msrest-for-python
41. brettcannon/record-type
42. Azure/msrestazure-for-python
43. microsoft/TypeScript-Handbook
44. emmatyping/python-wasm
45. pypa/distutils
46. python-hyper/uritemplate
47. brettcannon/defy-layout-scorer
48. python/buildmaster-config
49. orsenthil/cpython-hg-to-git
50. python-hglib

1. python3statement/python3statement.github.io
2. benjaminp/six
3. dusty-phillips/match-variant
4. JuliaLang/julia
5. python/steering-council
6. brettcannon/choose-a-font.dev
7. brettcannon/importlib
8. microsoft/vscode-telemetry-extractor
9. eclipse-archived/ceylon-lang.org
10. python/blurb
11. lustre-labs/lustre
12. microsoft/vscode-anaconda-extension-pack
13. brettcannon/nowhere-on-the-web
14. rescript-lang/rescript-lang.org
15. Azure/azure-sdk-for-python
16. beeware/toga
17. brettcannon/porting-to-python-3-notebook
18. python/cherry-picker
19. micktwomey/pyiso8601
20. python/planet
21. python/typeshed
22. microsoft/vscode
23. rust-lang/rust
24. github/gitignore
25. square/dagger
26. openlawlibrary/pygls
27. brettcannon/vscode-zephyr-asdl
28. pypa/pipenv
29. aosabook/500lines
30. WebAssembly/design
31. Homebrew/homebrew-core
32. cookiecutter/cookiecutter
33. Homebrew/legacy-homebrew
34. python/psf-salt
35. brettcannon/cpython-wasi-buildbot
36. inko-lang/inko
37. jazzband/pip-tools
38. microsoft/vscode-wiki
39. micropython/micropython
40. thechangelog/show-notes
41. Mariatta/github-bot-tutorial
42. dotnet/docs
43. badges/shields
44. vstinner/misc
45. sarugaku/resolvelib
46. conda/conda
47. larryhastings/appeal
48. pypa/flit
49. moby/mobywebsite
50. astral-sh/ruff
51. python/pythonineducation.org
52. microsoft/sql-server-samples
53. MPOS/php-mpos
54. pyscript/pyscript
55. MeeseeksBox/meeseeksbox.github.io
56. gleam-lang/language-tour
57. riverscuomo/apps
58. microsoft/vscode-isort
59. vibora-io/vibora
60. python/pyperformance
61. python-hyper/h2
62. WebAssembly/wasi-sdk
63. bytecodealliance/wasmtime
64. microsoft/vscode-python-templates
65. kushaldas/pym
66. microsoft/language-server-protocol
67. dabeaz/ply
68. buildout/buildout
69. python/core-sprint
70. microsoftarchive/msgraph-sdk-python
71. microsoft/TypeScript-wiki
72. huggingface/agents-course
73. conda/ceps
74. bloodyowl/rescript-test
75. microsoft/vscode-docker
76. aio-libs/aiohttp
77. beeware/liquid-demo
78. ponylang/pony-tutorial
79. kushaldas/pep582
80. python/typing
81. asyncio-docs/asyncio-doc
82. matplotlib/matplotlib
83. rustwasm/book
84. jaraco/skeleton
85. python/python-docs-theme
86. progit/progit2
87. MicrosoftDocs/visualstudio-docs
88. Django
89. jupyter-book/mystmd.org
90. sphinx-doc/sphinx
91. bagder/http2-explained
92. Homebrew/brew
93. luabud/hello-vscodespaces
94. stellar/awesome-stellar
95. livebook-dev/livebook
96. devcontainers/images
97. astral-sh/uv
98. pytest-dev/pytest
99. victor-o-silva/python-links-from-link-header
100. dusty-phillips/macabre
101. google/yapf
102. microsoft/python-sample-vscode-django-tutorial
103. psf/fundable-packaging-improvements
104. nayafia/nayafia
105. cometkim/rescript-vitest
106. python/mypy
107. microsoft/PTVS
108. kushaldas/asaman
109. riscv-software-src/riscv-tests
110. jupyter/notebook
111. Devid-Ba/Text-adventure
112. microsoft/vscode-tools-for-ai
113. pyvideo/data
114. WebAssembly/component-model
115. python-poetry/tomlkit
116. jupyterlab/jupyterlab
117. VSCodeVim/Vim
118. microsoftgraph/python-sample-pagination
119. getsentry/responses
120. bungcip/better-toml
121. conda/conda-docs
122. mozilla-services/konfig
123. MicrosoftDocs/azure-docs
124. python/importlib_metadata
125. pablogsal/cpython_leaderboard
126. aurelia/documentation
127. pdm-project/pdm
128. twisted/klein
129. realpython/python-guide
130. clearlydefined/website
131. wntrblm/nox
132. devcontainers/features
133. pypi/warehouse
134. markshannon/faster-cpython
135. adafruit/Adafruit_CircuitPython_CircuitPlayground
136. GraphQLGuide/book
137. pypa/setuptools-scm
138. cardoe/stderrlog-rs
139. topazproject/topaz
140. absurdia/absurdia-py
141. chhantyal/py3readiness
142. lustre-labs/ui
143. conda/conda-build
144. saschpe/mozilla-plugins
145. Fyrd/caniuse
146. lorenzofox3/zora
147. scikit-learn/scikit-learn
148. microsoft/az-partner-center-cli
149. 11ty/11ty-website
150. Azure/azure-cosmos-python
151. python/pythontestdotnet
152. ericpalakovichcarr/pytest-pythonpath
153. golang/go
154. regebro/supporting-python-3
155. oauthlib/oauthlib
156. okken/pytest-srcpaths
157. pyvideo/old-pyvideo
158. ebkalderon/tower-lsp
159. Azure/azure-functions-python-library
160. Lukasa/language-restructuredtext
161. mesonbuild/meson
162. microsoft/vscode-pylint
163. pypa/trove-classifiers
164. pycascades/welcome-wagon-2018
165. gitkraken/vscode-gitlens
166. rust-lang/rustfmt
167. briandealwis/ferret
168. spotify/pedalboard
169. gleam-lang/gleam
170. ansible/ansible
171. syl20bnr/spacemacs
172. PyCQA/pyflakes
173. w3c/ServiceWorker
174. stellar-deprecated/docs
175. riverscuomo/new-albums
176. microsoft/debugpy
177. score-spec/spec
178. rust-lang/log
179. Quansight-Labs/free-threaded-compatibility
180. gleam-lang/website
181. zwaldowski/match-label-action
182. starship/starship
183. palantir/python-language-server
184. gleam-lang/otp
185. google/grumpy
186. pyca/pyopenssl
187. psf/webassembly
188. bitbldr/sprocket_docs
189. Enderchief/gleam-tools
190. MagicStack/MagicPython
191. rocketreach/rocketreach_python
192. extism/extism
193. pypa/build
194. vscode-restructuredtext/vscode-restructuredtext
195. facebook/pyre-check
196. microsoftgraph/microsoft-graph-docs-contrib
197. vega/ipyvega
198. jupyter/jupyter.github.io
199. psf/black
200. pypa/pipx
201. hynek/build-and-inspect-python-package
202. stellar/new-docs
203. diogonfs/pyinit
204. microsoft/vscode-extension-samples
205. brettcannon/character-frequency
206. Azure/azure-cli
207. casey/just
208. actions-rs/install
209. PyPy
210. defusedexpat
211. expat
212. Mercurial
213. vim

(Listed from oldest to newest, although I may have become a co-author post-creation.)

1. Alyssa Coghlan (53)
2. Guido van Rossum (49)
3. Barry Warsaw (41)
4. Victor Stinner (34)
5. Brett Cannon (32)
6. Donald Stufft (21)
7. Petr Viktorin (18)
8. Martin von Löwis (17)
9. Łukasz Langa (15)
10. Nathaniel J. Smith (15)
11. Steve Dower (15)
12. Raymond Hettinger (14)
13. Antoine Pitrou (13)
14. Mark Shannon (12)
15. Eric Snow (12)
16. Georg Brandl (11)
17. Tim Peters (10)
18. A.M. Kuchling (10)
19. Marc-André Lemburg (9)
20. Paul Moore (9)
21. Yury Selivanov (8)
22. Larry Hastings (8)
23. Christian Heimes (8)
24. Ivan Levkivskyi (8)
25. Pradyun Gedam (8)
26. Jeremy Hylton (7)
27. Thomas Wouters (7)
28. Moshe Zadka (7)
29. Benjamin Peterson (7)
30. Dustin Ingram (7)
31. Ee Durbin (7)
32. David Goodger (6)
33. Ka-Ping Yee (6)
34. Jim J. Jewett (6)
35. Phillip J. Eby (6)
36. Daniel Holth (6)
37. Chris Angelico (6)
38. Inada Naoki (6)
39. Pablo Galindo (6)
40. Brandt Bucher (6)
41. Pablo Galindo Salgado (6)
42. Tzu-ping Chung (6)
43. Jelle Zijlstra (6)
44. William Woodruff (6)
45. Collin Winter (6)
46. Anthony Baxter (5)
47. Neil Schemenauer (5)
48. Skip Montanaro (5)
49. Ethan Furman (5)
50. Talin (5)
51. Eric Traut (5)
52. Irit Katriel (5)
53. Paul Prescod (4)
54. Gregory Ewing (4)
55. Richard Jones (4)
56. Tarek Ziadé (4)
57. Carl Meyer (4)
58. Jukka Lehtosalo (4)
59. Thomas Kluyver (4)
60. Emma Harper Smith (4)
61. Jeroen Demeyer (4)
62. Mariatta (4)
63. Lysandros Nikolaou (4)
64. Ofek Lev (4)
65. Pradeep Kumar Srinivasan (4)
66. Travis Oliphant (3)
67. Michel Pelletier (3)
68. Alex Martelli (3)
69. Michael Hudson (3)
70. Neal Norwitz (3)
71. Steven Bethard (3)
72. Armin Ronacher (3)
73. Carol Willing (3)
74. Eli Bendersky (3)
75. Eric V. Smith (3)
76. Steven D'Aprano (3)
77. Jeffrey Yasskin (3)
78. Batuhan Taskaya (3)
79. Filipe Laíns (3)
80. Erlend Egeberg Aasland (3)
81. James Hilton-Balfe (3)
82. Zac Hatfield-Dodds (3)
83. Shantanu Jain (3)
84. Gregory P. Smith (3)
85. Ewa Jodlowska (3)
86. Aahz (2)
87. Oleg Broytman (2)
88. Fred L. Drake (2)
89. Jr. (2)
90. David Ascher (2)
91. Greg Wilson (2)
92. Gordon McMillan (2)
93. Christopher A. Craig (2)
94. Clark C. Evans (2)
95. Greg Stein (2)
96. Magnus Lie Hetland (2)
97. Jack Jansen (2)
98. Vinay Sajip (2)
99. Mark Hammond (2)
100. Josiah Carlson (2)
101. Terry Reedy (2)
102. Facundo Batista (2)
103. Ben Finney (2)
104. Calvin Spealman (2)
105. Tim Delaney (2)
106. Jesse Noller (2)
107. Stephen J. Turnbull (2)
108. Dirkjan Ochtman (2)
109. Miro Hrončok (2)
110. Cameron Simpson (2)
111. Alex Gaynor (2)
112. Ronald Oussoren (2)
113. Trishank Karthik Kuppusamy (2)
114. Vladimir Diaz (2)
115. Marina Moore (2)
116. Justin Cappos (2)
117. Stefano Borini (2)
118. Stefan Behnel (2)
119. Ned Deily (2)
120. Alexander Belopolsky (2)
121. Nick Humrich (2)
122. Mark E. Haase (2)
123. Robert Collins (2)
124. Koos Zevenhoven (2)
125. Cory Benfield (2)
126. Marcel Plch (2)
127. Mario Corchero (2)
128. Geoffrey Thomas (2)
129. Maggie Moss (2)
130. Stéphane Bidoul (2)
131. Mark Mendoza (2)
132. Shannon Zhu (2)
133. Paul Ganssle (2)
134. Daniel F Moisset (2)
135. Tobias Kohn (2)
136. David Foster (2)
137. Tal Einat (2)
138. Steven Troxler (2)
139. Erik De Bonte (2)
140. Sam Gross (2)
141. Ralf Gommers (2)
142. Sergey B Kirpichev (2)
143. Facundo Tuesca (2)
144. Savannah Ostrowski (2)
145. Hugo van Kemenade (2)
146. Hood Chatham (2)
147. Daniel Stutzbach (2)
148. Joe Carey (2)
149. Martijn Faassen (1)
150. The Python core team and community (1)
151. Paul Barrett (1)
152. Peter Schneider-Kamp (1)
153. Huaiyu Zhu (1)
154. Gregory Lielens (1)
155. Paul F. Dubois (1)
156. Sean Reifschneider (1)
157. Grant Griffin (1)
158. Jonathan Riehl (1)
159. Jason Petrone (1)
160. Frédéric B. Giacometti (1)
161. James C. Ahlstrom (1)
162. Jim Althoff (1)
163. Neil Hodgson (1)
164. Trent Mick (1)
165. David Eppstein (1)
166. Walter Dörwald (1)
167. Oren Tirosh (1)
168. Stepan Koltsov (1)
169. Scott Gilbert (1)
170. Thomas Heller (1)
171. Jeff Epler (1)
172. Just van Rossum (1)
173. Thomas Bellman (1)
174. Kevin Altis (1)
175. Dave Cole (1)
176. Andrew McNamara (1)
177. Cliff Wells (1)
178. Jack Diederich (1)
179. Peter Harris (1)
180. Roman Suzi (1)
181. Mike Meyer (1)
182. W Isaac Carroll (1)
183. Terence Way (1)
184. Steven Taschuk (1)
185. Kevin D. Smith (1)
186. Peter Astrand (1)
187. Samuele Pedroni (1)
188. Christian R. Reis (1)
189. Andrew McClelland (1)
190. Michael P. Dubner (1)
191. Micah Elliott (1)
192. Björn Lindqvist (1)
193. Jiwon Seo (1)
194. Ben North (1)
195. Lino Mastrodomenico (1)
196. Richard Oudkerk (1)
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