1. python/cpython

1. python/peps
2. microsoft/vscode-python
3. brettcannon/python-launcher
4. brettcannon/caniusepython3
5. microsoft/vscode-jupyter
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/dotfiles
14. pypa/packaging
15. brettcannon/free-labour
16. brettcannon/travelbrag
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. python/devinabox
8. brettcannon/WWBD
9. brettcannon/trips-history
10. brettcannon/microvenv
11. brettcannon/pep425
12. brettcannon/check-for-changed-files
13. brettcannon/py-pip
14. pypa/packaging.python.org
15. brettcannon/cpython-wasi-build
16. brettcannon/python-azure-web-app-cookiecutter
17. brettcannon/stdlib-stats
18. brettcannon/mnfy
19. microsoft/vscode-docs-archive
20. dabeaz/curio
21. brettcannon/sans-io
22. microsoft/vscode-docs
23. brettcannon/modutil
24. brettcannon/riscv-harmony
25. brettcannon/time-clock
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. dusty-phillips/rescript-zora
36. python/core-workflow
37. Azure-Samples/Azure-MachineLearning-DataScience
38. microsoft/vscode-python-devicesimulator
39. brettcannon/record-type
40. Azure/msrest-for-python
41. brettcannon/pip-secure-install
42. python-hyper/uritemplate
43. Azure/msrestazure-for-python
44. emmatyping/python-wasm
45. microsoft/TypeScript-Handbook
46. pypa/distutils
47. python/buildmaster-config
48. brettcannon/defy-layout-scorer
49. orsenthil/cpython-hg-to-git
50. python-hglib

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

(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 (33)
6. Donald Stufft (21)
7. Petr Viktorin (19)
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. Ee Durbin (8)
27. Jeremy Hylton (7)
28. Thomas Wouters (7)
29. Moshe Zadka (7)
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31. Dustin Ingram (7)
32. Pablo Galindo (7)
33. Jelle Zijlstra (7)
34. William Woodruff (7)
35. David Goodger (6)
36. Ka-Ping Yee (6)
37. Jim J. Jewett (6)
38. Phillip J. Eby (6)
39. Daniel Holth (6)
40. Chris Angelico (6)
41. Inada Naoki (6)
42. Brandt Bucher (6)
43. Pablo Galindo Salgado (6)
44. Tzu-ping Chung (6)
45. Collin Winter (6)
46. Anthony Baxter (5)
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48. Skip Montanaro (5)
49. Ethan Furman (5)
50. Emma Harper Smith (5)
51. Talin (5)
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53. Irit Katriel (5)
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56. Richard Jones (4)
57. Tarek Ziadé (4)
58. Carl Meyer (4)
59. Jukka Lehtosalo (4)
60. Thomas Kluyver (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. Sergey B Kirpichev (3)
85. Gregory P. Smith (3)
86. Facundo Tuesca (3)
87. Hugo van Kemenade (3)
88. Ewa Jodlowska (3)
89. Aahz (2)
90. Oleg Broytman (2)
91. Fred L. Drake (2)
92. Jr. (2)
93. David Ascher (2)
94. Greg Wilson (2)
95. Gordon McMillan (2)
96. Christopher A. Craig (2)
97. Clark C. Evans (2)
98. Greg Stein (2)
99. Magnus Lie Hetland (2)
100. Jack Jansen (2)
101. Vinay Sajip (2)
102. Mark Hammond (2)
103. Josiah Carlson (2)
104. Terry Reedy (2)
105. Facundo Batista (2)
106. Ben Finney (2)
107. Calvin Spealman (2)
108. Tim Delaney (2)
109. Jesse Noller (2)
110. Stephen J. Turnbull (2)
111. Dirkjan Ochtman (2)
112. Miro Hrončok (2)
113. Cameron Simpson (2)
114. Alex Gaynor (2)
115. Ronald Oussoren (2)
116. Trishank Karthik Kuppusamy (2)
117. Vladimir Diaz (2)
118. Marina Moore (2)
119. Justin Cappos (2)
120. Stefano Borini (2)
121. Stefan Behnel (2)
122. Ned Deily (2)
123. Alexander Belopolsky (2)
124. Nick Humrich (2)
125. Mark E. Haase (2)
126. Robert Collins (2)
127. Koos Zevenhoven (2)
128. Cory Benfield (2)
129. Marcel Plch (2)
130. Mario Corchero (2)
131. Geoffrey Thomas (2)
132. Maggie Moss (2)
133. Stéphane Bidoul (2)
134. Mark Mendoza (2)
135. Shannon Zhu (2)
136. Paul Ganssle (2)
137. Daniel F Moisset (2)
138. Tobias Kohn (2)
139. David Foster (2)
140. Tal Einat (2)
141. Adam Turner (2)
142. Steven Troxler (2)
143. Erik De Bonte (2)
144. Sam Gross (2)
145. Ralf Gommers (2)
146. Savannah Ostrowski (2)
147. Hood Chatham (2)
148. Daniel Stutzbach (2)
149. Joe Carey (2)
150. Martijn Faassen (1)
151. The Python core team and community (1)
152. Paul Barrett (1)
153. Peter Schneider-Kamp (1)
154. Huaiyu Zhu (1)
155. Gregory Lielens (1)
156. Paul F. Dubois (1)
157. Sean Reifschneider (1)
158. Grant Griffin (1)
159. Jonathan Riehl (1)
160. Jason Petrone (1)
161. Frédéric B. Giacometti (1)
162. James C. Ahlstrom (1)
163. Jim Althoff (1)
164. Neil Hodgson (1)
165. Trent Mick (1)
166. David Eppstein (1)
167. Walter Dörwald (1)
168. Oren Tirosh (1)
169. Stepan Koltsov (1)
170. Scott Gilbert (1)
171. Thomas Heller (1)
172. Jeff Epler (1)
173. Just van Rossum (1)
174. Thomas Bellman (1)
175. Kevin Altis (1)
176. Dave Cole (1)
177. Andrew McNamara (1)
178. Cliff Wells (1)
179. Jack Diederich (1)
180. Peter Harris (1)
181. Roman Suzi (1)
182. Mike Meyer (1)
183. W Isaac Carroll (1)
184. Terence Way (1)
185. Steven Taschuk (1)
186. Kevin D. Smith (1)
187. Peter Astrand (1)
188. Samuele Pedroni (1)
189. Christian R. Reis (1)
190. Andrew McClelland (1)
191. Michael P. Dubner (1)
192. Micah Elliott (1)
193. Björn Lindqvist (1)
194. Jiwon Seo (1)
195. Ben North (1)
196. Lino Mastrodomenico (1)
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