CodeLite: an open source, cross platform C/C++/PHP and JavaScript IDE
PDF Library for Developers
A lightweight cross platform programmers' editor
A C Compiler/Editor for Retro 6809 Machines (Colour Computer/Dragon)
Electronic design and programming tools suite like Eagle, MpLab
A PlantUML editor written in Qt4
Powerfull pre-processor
A free, portable, fast and simple C/C++ IDE
Text analyzing software
a small set of casing tools for use by all