They are a non-profit with a mission to support free software:
https://codeberg.org/Codeberg/org/src/branch/main/en/bylaws....
However, they do this because of copyright status and harmful code:
"7. You must not share projects that mostly consist of code written by "generative AI"-tools (including services such as Claude, OpenAI Codex). Such projects having an unclear copyright status (see requirements § 2 (1) 1 and § 2 (1) 3) and furthermore have little safeguards to ensure that they do not include harmful code (c.f. § 2 (1) 5). "