darktable is an open source photography workflow application
Model Railway CAD program
JaxoDraw: Feynman Diagrams made easy!
A simple LaTeX {picture} drawing tool
A simple multi-platfom 2D Animation Software for all ages!
Another drawing editor for LaTeX with PSTricks & TikZ
A bunch of unofficial icons based on Google's Material Design Icons.
Vector drawing program for LaTeX using PSTricks
Simple and intuitive 2D vector drawing for electronics and not only.
Cross Platform GUI Toolkit
A graphical Finite State Machine (FSM) designer.
Free drawing software for Windows, Mac OS X, and Linux
Interactive designer for Celtic knots
Not your usual Architectural Modeler
Output Processing script from Java AWT/Swing paint call
Filtered is a tool for editing SVG filters