ECLiPSe Constraint Logic Programming System
Development framework including code generator and UML ex/import
Open-source code generator for Simulink/Stateflow
A canvas library for generating technical drawings
Data Type Definition System
Code generation from UML to any language (Java, Objective-C, PHP...)
Travel Market Simulator
C++ inline state machine library
S-BITE is an AS level topology generator for the Internet
The easiest C++ way to deal with constraints !
OpenGL 3D Mesh generating library