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.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
New features include role-based access controls,
cvs-GForge integration, SCM refactoring,
"Unlimited Fields" in tracker, reporting, WebDAV,
Subversion, a forum-email gateway, a tracker-email
gateway, online training, and web services.