Exaile is a music player aiming to be similar to KDE's Amarok, but for GTK+ and written in Python. It incorporates many of the cool things from Amarok (and other media players) like automatic fetching of album art, handling of large libraries, lyrics fetching, artist/album information via Wikipedia, Last.fm support, and optional iPod support via a plugin....

XOOPS is a dynamic OO (Object Oriented) portal script written in PHP. It supports mySQL, and is an ideal tool for developing small to large dynamic community Web sites, intra-company portals, corporate portals, Web logs, and much more.

OTRS is an enterprise-grade Open source Ticket Request System (also well known as trouble ticket system) with more than 1,100 features to provide IT service management. The system is built to allow your support, sales, pre-sales, billing, internal IT, help desk, etc. departments to react quickly to inbound inquiries....

dotProject is a web-based, multi-user, multi-language project management application.

Cross platform input system designed for use with HID devices (mice, joysticks, keyboards, et al). Currently supported platforms include: Linux & Win32 (and partially OSX).

The Official Standard Implementation for JavaServer(TM) Faces,

BZFlag is a 3D, multiplayer, tank battle zone, capture the flag game that pits players against each other in a networked environment. It runs on Windows XP/Vista/7, Linux, Mac OS X 10.6+, and others. An OpenGL accelerator is highly recommended.

The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, Webmail, and mailing list services within a single consistent framework. Individual components can be enabled or disabled at will. Courier implements basic Web-based calendaring and scheduling services integrated in the Webmail module....

Ninject is an ultra-lightweight, ultra-fast dependency injection framework for .NET 2.0 applications. Easy to use, fast, flexible, and powerful, Ninject aims to make inversion of control accessible to all types of .NET projects, regardless of size or complexity....

Git Extensions is a toolkit to make working with Git on Windows more intuitive. The shell extension will intergrate in Windows Explorer and presents a context menu on files and directories. There is also a Visual Studio plugin to use git from Visual Studio....