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