2D & 3D TeX-Aware Vector Graphics Language
Another drawing editor for LaTeX with PSTricks & TikZ
Cross Platform GUI Toolkit
Simple and intuitive 2D vector drawing for electronics and not only.
Professional quality open source illustration software
Jade is a cross-platform diagram editor built on the Qt framework.
Output Processing script from Java AWT/Swing paint call
Create and edit SVG graphics directly in ownCloud. Based on svg-edit.
A powerful C++ class library for image manipulation