a free source code editor which supports several programming languages running under the MS Windows environment. based on Scintilla edit component (a very powerful editor component)
The worlds first OpenSource Realtime Editing and Effects System. Jahshaka takes advantage of the power of OpenGL and OpenML to give its users exceptional levels of performance. We currently support Linux, OsX, Irix and Windows, and Solaris is on the way!
Draw Freely, Open Source vector graphics editor, with capabilities similar to Illustrator, Freehand, CorelDraw, or Xara X using the W3C standard Scalable Vector Graphics (SVG) file format. Supported SVG features include shapes, paths, text, etc
a free LaTeX editor, that integrates many tools needed to develop documents with LaTeX, in just one application. Texmaker runs on unix, macosx and windows systems
The go-oo version of OpenOffice.org is designed to give a foretaste of new features in development and includes functionality not yet accepted up-stream.
a complete development utility for graphics of tile-based games. The application contains a bitmap editor for creating tiles and sprites and a map editor for designing level maps.
open-source, cross platform IDE for the C/C++ programming languages (build and tested on Windows XP SP3, (K)Ubuntu 8.04, and Mac OSX 10.5.2). CodeLite is distributed under the terms of the GPL license.