C++ framework with an ide.
The cross-platform library behind the Hugin photo stitcher
Agena is an interpreted procedural programming language.
A MUD client for Android, iOS, Linux, Mac OS X and Windows
Display, convert, and edit raster image and vector image files
Network transparent, client/server audio transport system
Satellite tracking software
Side-by-side diff viewer, editor and merge preparer
Processing and analysis of Small Angle X-ray Scattering (SAXS) data.
Cross-platform, scientific graphics plotting library
GemRB is a portable open-source implementation of the Infinity Engine
Arianne is an engine to develop multiplayer online games like Stendhal
Streams many media formats with minimal configuration
an Open Source BPMN 2.0 / DMN 1.1 Modeler
An USB programmer for PIC, dsPIC, AVR, serial memories