PyCon has one thats pretty comprehensive: https://us.pycon.org/2023/about/code-of-conduct/
The US chess one seems out of date and frankly lacking anything to stop misbehavior outside of chess: [PDF] https://new.uschess.org/sites/default/files/media/documents/...
or the "safe play guidelines" which are a little better: https://new.uschess.org/us-chess-safe-play-guidelines
PyCon has one thats pretty comprehensive: https://us.pycon.org/2023/about/code-of-conduct/
The US chess one seems out of date and frankly lacking anything to stop misbehavior outside of chess: [PDF] https://new.uschess.org/sites/default/files/media/documents/...
or the "safe play guidelines" which are a little better: https://new.uschess.org/us-chess-safe-play-guidelines