Earlier quoted context omitted.
Forgejo is an ideological fork (not a bad thing) that has chosen to rule out staying abreast of the significantly higher rate of development happening upstream. Consider it to be like Pale Moon instead of Firefox. Gitea has a great active community and remains MIT license with no CLA.
Yes I know that, this is on every page. The functional differences are not, that's why I am asking about those.
Repo license support, integrated Arch package repository, automatic issue suggestions, and the new review+homepage UIs would be notable ones for me.