GForge is a Web-based collaborative development environment. It's based on a fork of the 2.61 SourceForge code, which used to be available via anonymous CVS from VA Software, but has been extensively rewritten and enhanced.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.