A graphical Finite State Machine (FSM) designer.
Font editor
Jade is a cross-platform diagram editor built on the Qt framework.
Free drawing software for Windows, Mac OS X, and Linux
Pattern making software for the fashion industry.
Interactive designer for Celtic knots
Output Processing script from Java AWT/Swing paint call
Filtered is a tool for editing SVG filters
Create and edit SVG graphics directly in ownCloud. Based on svg-edit.
A powerful C++ class library for image manipulation