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/travelbrag
14. brettcannon/dotfiles
15. pypa/packaging
16. brettcannon/free-labour
17. Which-Film/which-film.info
18. python/importlib_resources

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

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

(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 (20)
8. Martin von Löwis (17)
9. Steve Dower (16)
10. Łukasz Langa (15)
11. Nathaniel J. Smith (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. Pradyun Gedam (9)
22. Thomas Wouters (8)
23. Yury Selivanov (8)
24. Larry Hastings (8)
25. Christian Heimes (8)
26. Ivan Levkivskyi (8)
27. Pablo Galindo (8)
28. Ee Durbin (8)
29. William Woodruff (8)
30. Jeremy Hylton (7)
31. Moshe Zadka (7)
32. Benjamin Peterson (7)
33. Dustin Ingram (7)
34. Jelle Zijlstra (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)
47. Neil Schemenauer (5)
48. Skip Montanaro (5)
49. Ethan Furman (5)
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51. Talin (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. Zac Hatfield-Dodds (4)
67. Travis Oliphant (3)
68. Michel Pelletier (3)
69. Alex Martelli (3)
70. Michael Hudson (3)
71. Neal Norwitz (3)
72. Steven Bethard (3)
73. Armin Ronacher (3)
74. Carol Willing (3)
75. Eli Bendersky (3)
76. Eric V. Smith (3)
77. Steven D'Aprano (3)
78. Jeffrey Yasskin (3)
79. Batuhan Taskaya (3)
80. Filipe Laíns (3)
81. Erlend Egeberg Aasland (3)
82. James Hilton-Balfe (3)
83. Shantanu Jain (3)
84. Ralf Gommers (3)
85. Sergey B Kirpichev (3)
86. Gregory P. Smith (3)
87. Facundo Tuesca (3)
88. Hugo van Kemenade (3)
89. Ewa Jodlowska (3)
90. Aahz (2)
91. Oleg Broytman (2)
92. Fred L. Drake (2)
93. Jr. (2)
94. David Ascher (2)
95. Greg Wilson (2)
96. Gordon McMillan (2)
97. Christopher A. Craig (2)
98. Clark C. Evans (2)
99. Greg Stein (2)
100. Magnus Lie Hetland (2)
101. Jack Jansen (2)
102. Vinay Sajip (2)
103. Mark Hammond (2)
104. Josiah Carlson (2)
105. Terry Reedy (2)
106. Facundo Batista (2)
107. Ben Finney (2)
108. Calvin Spealman (2)
109. Tim Delaney (2)
110. Jesse Noller (2)
111. Stephen J. Turnbull (2)
112. Dirkjan Ochtman (2)
113. Miro Hrončok (2)
114. Cameron Simpson (2)
115. Alex Gaynor (2)
116. Ronald Oussoren (2)
117. Trishank Karthik Kuppusamy (2)
118. Vladimir Diaz (2)
119. Marina Moore (2)
120. Justin Cappos (2)
121. Stefano Borini (2)
122. Stefan Behnel (2)
123. Ned Deily (2)
124. Alexander Belopolsky (2)
125. Nick Humrich (2)
126. Mark E. Haase (2)
127. Robert Collins (2)
128. Koos Zevenhoven (2)
129. Dino Viehland (2)
130. Cory Benfield (2)
131. Marcel Plch (2)
132. Mario Corchero (2)
133. Geoffrey Thomas (2)
134. Maggie Moss (2)
135. Stéphane Bidoul (2)
136. Mark Mendoza (2)
137. Shannon Zhu (2)
138. Paul Ganssle (2)
139. Daniel F Moisset (2)
140. Tobias Kohn (2)
141. David Foster (2)
142. Tal Einat (2)
143. Adam Turner (2)
144. Steven Troxler (2)
145. Stan Ulbrych (2)
146. Erik De Bonte (2)
147. Germán Méndez Bravo (2)
148. Sam Gross (2)
149. Jaime Rodríguez-Guerra (2)
150. Savannah Ostrowski (2)
151. Michael Sarahan (2)
152. Hood Chatham (2)
153. Daniel Stutzbach (2)
154. Joe Carey (2)
155. Martijn Faassen (1)
156. The Python core team and community (1)
157. Paul Barrett (1)
158. Peter Schneider-Kamp (1)
159. Huaiyu Zhu (1)
160. Gregory Lielens (1)
161. Paul F. Dubois (1)
162. Sean Reifschneider (1)
163. Grant Griffin (1)
164. Jonathan Riehl (1)
165. Jason Petrone (1)
166. Frédéric B. Giacometti (1)
167. James C. Ahlstrom (1)
168. Jim Althoff (1)
169. Neil Hodgson (1)
170. Trent Mick (1)
171. David Eppstein (1)
172. Walter Dörwald (1)
173. Oren Tirosh (1)
174. Stepan Koltsov (1)
175. Scott Gilbert (1)
176. Thomas Heller (1)
177. Jeff Epler (1)
178. Just van Rossum (1)
179. Thomas Bellman (1)
180. Kevin Altis (1)
181. Dave Cole (1)
182. Andrew McNamara (1)
183. Cliff Wells (1)
184. Jack Diederich (1)
185. Peter Harris (1)
186. Roman Suzi (1)
187. Mike Meyer (1)
188. W Isaac Carroll (1)
189. Terence Way (1)
190. Steven Taschuk (1)
191. Kevin D. Smith (1)
192. Peter Astrand (1)
193. Samuele Pedroni (1)
194. Christian R. Reis (1)
195. Andrew McClelland (1)
196. Michael P. Dubner (1)
197. Micah Elliott (1)
198. Björn Lindqvist (1)
199. Jiwon Seo (1)
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