Devalot is a social networking application centered around software projects. It connects the user community with the development community and encourages participation and communication. It includes all the features you've come to expect in modern Web-based applications such as tagging, comments, and a wiki, as well as features you'd expect in project tracking software such as ticketing. It has features similar to some of those found in Trac, Collaboa, GForge, Mephisto, and Typo.
moap is a Swiss army knife for project maintainers and developers. It aims to help in keeping you in the flow of maintaining, developing, and releasing. It automates whatever tasks can be automated. It allows you to parse DOAP files and submit releases, send release mails, create iCal files and RSS feeds, maintain version control ignore lists, check in based on the latest ChangeLog entry, and more.
Origo is a software development and collaboration platform. It provides services that help develop software, such as source control management, issue tracking, wiki, release management, chat, blog, and forum. It uses an API to unify different tools and provides a common way to stay informed about changes in your projects. The API also allows you to integrate other tools into the plaform easily.