Chora is built upon the Horde Application Framework and provides a read-only browser interface to any number of version control repositories. Advanced features include a visual branch view of the repository's history, pretty-printed output, annotation, patchsets and basic statistics.
repos-tools is a set of command-line utilities to make work on your code repositories faster and easier. It lets you push, pull, build, and do other things on your repositories all at once. The supported (D)VCSes are Git, Subersion, Bazaar, and Mercurial. For GitHub users, forking, following, watching, and dealing with issues can be done from the shell.
Git Manager is a Web interface for Git. It allows you to manage and create Git repositories, users, and access groups. It is based on Apache authentication mechanisms (HTTP or LDAP) and uses a MySQL database to store repo/user/group relation data. The ViewGit repository viewer is included.