SCM-Manager is the easiest way to share and manage Git, Mercurial, and Subversion repositories with lightweight installation, plugin extensibility, and no external dependencies.
Forgejo is a community driven self hosted lightweight software forge guaranteed to remain 100% free software with easy installation, low maintenance, and focus on federation and privacy.
Gitea is a painless self hosted all in one software development service with Git hosting, code review, CI/CD, package registry, and project management for teams of all sizes.