Another drawing editor for LaTeX with PSTricks & TikZ
Cross Platform GUI Toolkit
JaxoDraw: Feynman Diagrams made easy!
Vector drawing program for LaTeX using PSTricks
Simple and intuitive 2D vector drawing for electronics and not only.
A graphical Finite State Machine (FSM) designer.
Free drawing software for Windows, Mac OS X, and Linux
The X3DV Module Suite is a free set of Netbeans modules to code in X3D
Vector based drawing software designed for RPGs