People who don’t like codeberg can just go somewhere else (even back to github) and/or found/support an alternative that better suits their needs.

searches

https://gitgud.io/ provides free GitLab hosting for open source projects.

https://gitlab.com/ has a free tier for personal/open source stuff, though looks like it has a 5 user limit on said free tier.

Gitea can be self-hosted. It doesn't look like they provide free hosting themselves, though, just paid. Apparently it's considerably less resource-intensive to host than GitLab.

GNU Savannah is available if one is writing projects under a specific set of licenses (the GPL family).