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/dotfiles
14. pypa/packaging
15. brettcannon/free-labour
16. amcinnes87/travelbrag
17. Which-Film/which-film.info

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

1. python3statement/python3statement.github.io
2. python/prebuilt-cpython
3. benjaminp/six
4. brettcannon/importlib
5. dusty-phillips/match-variant
6. python/steering-council
7. JuliaLang/julia
8. beeware/toga
9. brettcannon/choose-a-font.dev
10. microsoft/vscode-anaconda-extension-pack
11. brettcannon/nowhere-on-the-web
12. rescript-lang/rescript-lang.org
13. microsoft/vscode-telemetry-extractor
14. lustre-labs/lustre
15. python/blurb
16. eclipse-archived/ceylon-lang.org
17. Azure/azure-sdk-for-python
18. python/cherry-picker
19. brettcannon/porting-to-python-3-notebook
20. rust-lang/rust
21. micktwomey/pyiso8601
22. openlawlibrary/pygls
23. python/typeshed
24. python/planet
25. microsoft/vscode
26. aosabook/500lines
27. WebAssembly/design
28. github/gitignore
29. cookiecutter/cookiecutter
30. pypa/pipenv
31. Homebrew/homebrew-core
32. brettcannon/vscode-zephyr-asdl
33. Homebrew/legacy-homebrew
34. square/dagger
35. brettcannon/travelbrag
36. Mariatta/github-bot-tutorial
37. inko-lang/inko
38. brettcannon/wasi-buildbot
39. brettcannon/cpython-wasi-buildbot
40. thechangelog/show-notes
41. dotnet/docs
42. microsoft/vscode-wiki
43. vstinner/misc
44. jazzband/pip-tools
45. micropython/micropython
46. python/psf-salt
47. badges/shields
48. aio-libs/aiohttp
49. python/pythonineducation.org
50. dabeaz/ply
51. conda/conda
52. buildout/buildout
53. sarugaku/resolvelib
54. python/core-sprint
55. conda/ceps
56. MicrosoftDocs/visualstudio-docs
57. bloodyowl/rescript-test
58. python-hyper/h2
59. larryhastings/appeal
60. bytecodealliance/wasmtime
61. pypa/flit
62. matplotlib/matplotlib
63. beeware/liquid-demo
64. microsoft/sql-server-samples
65. rustwasm/book
66. ponylang/pony-tutorial
67. wntrblm/nox
68. progit/progit2
69. WebAssembly/wasi-sdk
70. eerhardt/PythonStarter
71. microsoft/vscode-python-templates
72. moby/mobywebsite
73. vibora-io/vibora
74. pyscript/pyscript
75. gleam-lang/website
76. gleam-lang/otp
77. python/pyperformance
78. huggingface/agents-course
79. python/typing
80. MeeseeksBox/meeseeksbox.github.io
81. fastapi/sqlmodel
82. beeware/beeware.github.io
83. hayleigh-dot-dev/rsvp
84. microsoftarchive/msgraph-sdk-python
85. jaraco/skeleton
86. MPOS/php-mpos
87. asyncio-docs/asyncio-doc
88. kushaldas/pym
89. kushaldas/pep582
90. astral-sh/ruff
91. microsoft/language-server-protocol
92. microsoft/TypeScript-wiki
93. microsoft/vscode-isort
94. python/python-docs-theme
95. gleam-lang/language-tour
96. microsoft/vscode-docker
97. Django
98. rust-lang/rustfmt
99. palantir/python-language-server
100. beeware/briefcase
101. chhantyal/py3readiness
102. devcontainers/images
103. pyvideo/data
104. casey/just
105. okken/pytest-srcpaths
106. GraphQLGuide/book
107. jupyter-book/mystmd.org
108. psf/black
109. stellar/new-docs
110. spotify/pedalboard
111. aurelia/documentation
112. starship/starship
113. python/importlib_metadata
114. realpython/python-guide
115. rocketreach/rocketreach_python
116. sphinx-doc/sphinx
117. reubeno/brush
118. jupyterlab/jupyterlab
119. google/grumpy
120. zwaldowski/match-label-action
121. psf/webassembly
122. mozilla-services/konfig
123. scikit-learn/scikit-learn
124. pyca/pyopenssl
125. modelcontextprotocol/rust-sdk
126. saschpe/mozilla-plugins
127. twisted/klein
128. conda/conda-docs
129. hynek/build-and-inspect-python-package
130. golang/go
131. Devid-Ba/Text-adventure
132. microsoft/debugpy
133. pypa/trove-classifiers
134. VSCodeVim/Vim
135. topazproject/topaz
136. stellar/awesome-stellar
137. Azure/azure-cli
138. gleam-lang/gleam
139. absurdia/absurdia-py
140. ansible/ansible
141. score-spec/spec
142. microsoft/python-sample-vscode-django-tutorial
143. cometkim/rescript-vitest
144. w3c/ServiceWorker
145. nayafia/nayafia
146. microsoft/PTVS
147. pyvideo/old-pyvideo
148. livebook-dev/livebook
149. syl20bnr/spacemacs
150. conda/conda-build
151. ebkalderon/tower-lsp
152. pycascades/welcome-wagon-2018
153. MicrosoftDocs/azure-docs
154. vega/ipyvega
155. pypa/setuptools-scm
156. psf/fundable-packaging-improvements
157. ericpalakovichcarr/pytest-pythonpath
158. bungcip/better-toml
159. riscv-software-src/riscv-tests
160. brettcannon/exercism-solutions
161. lustre-labs/ui
162. vscode-restructuredtext/vscode-restructuredtext
163. WebAssembly/component-model
164. dotnet/aspire
165. clearlydefined/website
166. python-poetry/tomlkit
167. oauthlib/oauthlib
168. bagder/http2-explained
169. devcontainers/features
170. microsoftgraph/python-sample-pagination
171. bitbldr/sprocket_docs
172. dusty-phillips/macabre
173. PyCQA/pyflakes
174. facebook/pyre-check
175. lorenzofox3/zora
176. gitkraken/vscode-gitlens
177. Fyrd/caniuse
178. astral-sh/uv
179. pytest-dev/pytest
180. actions-rs/install
181. 11ty/11ty-website
182. microsoft/vscode-tools-for-ai
183. stellar-deprecated/docs
184. Enderchief/gleam-tools
185. kushaldas/asaman
186. lpil/sqlight
187. extism/extism
188. pypi/warehouse
189. markshannon/faster-cpython
190. python/mypy
191. jupyter/jupyter.github.io
192. adafruit/Adafruit_CircuitPython_CircuitPlayground
193. python/pythontestdotnet
194. microsoftgraph/microsoft-graph-docs-contrib
195. mesonbuild/meson
196. luabud/hello-vscodespaces
197. brettcannon/character-frequency
198. regebro/supporting-python-3
199. getsentry/responses
200. pdm-project/pdm
201. gleam-lang/erlang
202. beeware/podium
203. pypa/pipx
204. rust-lang/log
205. microsoft/vscode-pylint
206. pypa/build
207. diogonfs/pyinit
208. briandealwis/ferret
209. Quansight-Labs/free-threaded-compatibility
210. victor-o-silva/python-links-from-link-header
211. Lukasa/language-restructuredtext
212. Azure/azure-functions-python-library
213. jupyter/notebook
214. MagicStack/MagicPython
215. google/yapf
216. Azure/azure-cosmos-python
217. riverscuomo/new-albums
218. Homebrew/brew
219. microsoft/az-partner-center-cli
220. microsoft/vscode-extension-samples
221. pablogsal/cpython_leaderboard
222. cardoe/stderrlog-rs
223. PyPy
224. defusedexpat
225. expat
226. Mercurial
227. vim
228. smol
229. 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. Tim Peters (11)
17. Georg Brandl (11)
18. A.M. Kuchling (10)
19. Marc-André Lemburg (9)
20. Paul Moore (9)
21. Pradyun Gedam (9)
22. Ee Durbin (9)
23. Thomas Wouters (8)
24. Yury Selivanov (8)
25. Larry Hastings (8)
26. Christian Heimes (8)
27. Ivan Levkivskyi (8)
28. Pablo Galindo (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)
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. 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, 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. Serhiy Storchaka (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. Seth Michael Larson (2)
152. Michael Sarahan (2)
153. Hood Chatham (2)
154. Daniel Stutzbach (2)
155. Joe Carey (2)
156. Martijn Faassen (1)
157. The Python core team and community (1)
158. Paul Barrett (1)
159. Peter Schneider-Kamp (1)
160. Huaiyu Zhu (1)
161. Gregory Lielens (1)
162. Paul F. Dubois (1)
163. Sean Reifschneider (1)
164. Grant Griffin (1)
165. Jonathan Riehl (1)
166. Jason Petrone (1)
167. Frédéric B. Giacometti (1)
168. James C. Ahlstrom (1)
169. Jim Althoff (1)
170. Neil Hodgson (1)
171. Trent Mick (1)
172. David Eppstein (1)
173. Walter Dörwald (1)
174. Oren Tirosh (1)
175. Stepan Koltsov (1)
176. Scott Gilbert (1)
177. Thomas Heller (1)
178. Jeff Epler (1)
179. Just van Rossum (1)
180. Thomas Bellman (1)
181. Kevin Altis (1)
182. Dave Cole (1)
183. Andrew McNamara (1)
184. Cliff Wells (1)
185. Jack Diederich (1)
186. Peter Harris (1)
187. Roman Suzi (1)
188. Mike Meyer (1)
189. W Isaac Carroll (1)
190. Terence Way (1)
191. Steven Taschuk (1)
192. Kevin D. Smith (1)
193. Peter Astrand (1)
194. Samuele Pedroni (1)
195. Christian R. Reis (1)
196. Andrew McClelland (1)
197. Michael P. Dubner (1)
198. Micah Elliott (1)
199. Björn Lindqvist (1)
200. Jiwon Seo (1)
201. Ben North (1)
202. Lino Mastrodomenico (1)
203. Richard Oudkerk (1)
204. Alexandre Vassalotti (1)
205. Jervis Whitley (1)
206. Kerrick Staley (1)
207. Greg Slodkowicz (1)
208. Michael Foord (1)
209. Paul Colomiets (1)
210. Daniel Urban (1)
211. Benoit Bryon (1)
212. Lennart Regebro (1)
213. Todd Rovito (1)
214. Stefan Krah (1)
215. Holger Krekel (1)
216. Chris McDonough (1)
217. Joshua Landau (1)
218. Lukas Puehringer (1)
219. Joshua Lock (1)
220. Lois Anne DeLong (1)
221. Ben Hoyt (1)
222. Joseph Martinot-Lagarde (1)
223. Sebastian Kreft (1)
224. Charles-François Natali (1)
225. Christopher Barker (1)
226. Martin Teichmann (1)
227. Robert Kuska (1)
228. James Polley (1)
229. Ed Schofield (1)
230. Joseph Jevnik (1)
231. Mike G. Miller (1)
232. Robert T. McGibbon (1)
233. Ryan Gonzalez (1)
234. Philip House (1)
235. Lisa Roach (1)
236. Tomáš Orsava (1)
237. Philipp Angerer (1)
238. Erik M. Bray (1)
239. Masayuki Yamamoto (1)
240. Markus Meskanen (1)
241. Julien Palard (1)
242. R David Murray (1)
243. Elvis Pranskevichus (1)
244. Eric N. Vander Weele (1)
245. Mark Williams (1)
246. Kushal Das (1)
247. Michael Lee (1)
248. Michael J. Sullivan (1)
249. Till Varoquaux (1)
250. Konstantin Kashin (1)
251. Ezio Melotti (1)
252. Berker Peksag (1)
253. Damien George (1)
254. Philippe PRADOS (1)
255. Sumana Harihareswara (1)
256. Chris Jerdonek (1)
257. Dennis Sweeney (1)
258. Sébastien Eustace (1)
259. Laurie Opperman (1)
260. Arun Babu Neelicattu (1)
261. Philippe Ombredanne (1)
262. C.A.M. Gerlach (1)
263. Karolina Surma (1)
264. Matthew Rahtz (1)
265. Vincent Siles (1)
266. Vikram Jayanthi (1)
267. Ammar Askar (1)
268. Bernát Gábor (1)
269. Laura Creighton (1)
270. Tian Gao (1)
271. Matthias Klose (1)
272. Stefano Rivera (1)
273. Elana Hashman (1)
274. Graham Bleaney (1)
275. Taneli Hukkinen (1)
276. John Belmonte (1)
277. Eddie Elizondo (1)
278. Cooper Lees (1)
279. Franek Magiera (1)
280. Joshua Xu (1)
281. Ken Jin (1)
282. Marta Gómez Macías (1)
283. Alice Purcell (1)
284. Fridolín Pokorný (1)
285. Joshua Cannon (1)
286. Amethyst Reese (1)
287. Rich Chiodo (1)
288. Sebastián Ramírez (1)
289. Zixuan James Li (1)
290. Russell Keith-Magee (1)
291. Joanna Jablonski (1)
292. Domenico Andreoli (1)
293. Carl Friedrich Bolz-Tereick (1)
294. Simon Cross (1)
295. Tim Felgentreff (1)
296. David Hewitt (1)
297. Wenzel Jakob (1)
298. Marc-Andre Lemburg (1)
299. Donghee Na (1)
300. Karl Nelson (1)
301. Stepan Sindelar (1)
302. David Woods (1)
303. Stephen Rosen (1)
304. Joshua Bambrick (1)
305. Malcolm Smith (1)
306. Adrian Garcia Badaracco (1)
307. Joop van de Pol (1)
308. Jim Baker (1)
309. Paul Everitt (1)
310. Koudai Aono (1)
311. Dave Peck (1)
312. Jarek Potiuk (1)
313. Gregory R. Warnes (1)
314. Emily Morehouse-Valcarcel (1)
315. Alexis Challande (1)
316. Victorien Plot (1)
317. Eneg (1)
318. Matt Wozniski (1)
319. Ivona Stojanovic (1)
320. Seth Larson (1)
321. Thomas Robitaille (1)
322. Jonathan Dekhtiar (1)
323. Deb Nicholson (1)
324. Matt Page (1)
325. Klaus Zimmermann (1)
326. Peter Bierma (1)
327. Neil Girdhar (1)
328. Adam Hartz (1)
329. Erik Demaine (1)
330. László Kiss Kollár (1)
331. Michał Górny (1)
332. Brittany Reynoso (1)
333. Noah Kim (1)
334. Tim Stumbaugh (1)
335. Tony Lownds (1)
336. Andre Roberge (1)
337. Jason Orendorff (1)
338. Mike Verdone (1)
339. Carl Banks (1)
340. Patrick Maupin (1)
341. Lie Ryan (1)
342. Matt Chisholm (1)
343. Atsuo Ishimoto (1)
344. Gerald Britton (1)
345. Peter Moody (1)
346. Eric Pruitt (1)
347. Charles R. McCreary (1)
348. Reid Kleckner (1)
349. Brian Quinlan (1)
350. Laurens Van Houtven (1)
351. Zachary Ware (1)
352. Doug Hellmann (1)
353. The PEP Editors (1)

• Mercury
• Venus
• Earth
• Mars
• Jupiter
• Saturn
• Uranus
• Neptune