The AbiWord word processor is a full-featured cross-platform word processor.
A fast, unobtrusive and modern cross-platform GUI toolkit. Agar fully exploits hardware acceleration where available, but also supports simple frame-buffer interfaces. Agar is stand-alone and easily portable to new platforms and graphics systems.
A self-contained and portable build system derived from the traditional 4.4BSD system. It implements Bourne configure script generation, concurrent building and it can compile IDE project files. It is portable to most operating systems and make flavors.
The Open Descent Foundation (ODF) is a community for developers, who want to help to create open source programs, tools, etc. for the famous games Descent1, -2 or -3. Everyone can join the ODF if he accepts the idea of writing open source programs.
OpenLyrics is a project to provide a free, open source database, software, and various access methods (such as SOAP) for integrating song lyrics into music applications.
The Gnuritas project aims at designing a "smart" and flexible framework and tools to manage and share knowledge, information and scientific data.
Control iTunes remotely via a web browser or a client-side program.