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. microsoft/pvscbot
2. brettcannon/mousebender
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/pep425
11. brettcannon/microvenv
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. brettcannon/sans-io
20. microsoft/vscode-docs-archive
21. dabeaz/curio
22. microsoft/vscode-docs
23. brettcannon/modutil
24. brettcannon/time-clock
25. elixir-lang/elixir-lang.github.com
26. brettcannon/find-duplicate-files
27. brettcannon/flatten_filenames
28. brettcannon/riscv-harmony
29. uranusjr/packaging-metadata-comparisons
30. brettcannon/basicenum
31. angular/angular.js
32. python/core-workflow
33. pypa/setuptools
34. python-trio/trio
35. dusty-phillips/rescript-zora
36. microsoft/vscode-dev-containers
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. pypa/distutils
43. emmatyping/python-wasm
44. Azure/msrestazure-for-python
45. microsoft/TypeScript-Handbook
46. python-hyper/uritemplate
47. brettcannon/defy-layout-scorer
48. orsenthil/cpython-hg-to-git
49. python/buildmaster-config
50. python-hglib

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