JaxoDraw: Feynman Diagrams made easy!
Cross Platform GUI Toolkit
Bar Code (1D or 2D) generator in pure Ada
A web interface to create custom vector-based visualizations
Professional quality open source illustration software
Former project page
Pattern making software for the fashion industry.
Batch, tunable, crossplatform SVG cleaning program
Not your usual Architectural Modeler
Advanced script editor IDE for squirrel/pawn/lua and more
Business graphics diagramming application + customizable shape lib.
Create and edit SVG graphics directly in ownCloud. Based on svg-edit.
A powerful C++ class library for image manipulation