Free and open source vector graphics editor for Windows, Mac, & Linux
Another drawing editor for LaTeX with PSTricks & TikZ
Draw vector graphics to scale using a descriptive language
Qt Visual Graph Editor
JaxoDraw: Feynman Diagrams made easy!
A Java image editor
Command line app for creating a particular color scale to images
image editor
Vector drawing program for LaTeX using PSTricks
BRIC is a powerful tool for batch image processing.
Simple and intuitive 2D vector drawing for electronics and not only.
Map Generation Application and API
Multi-Monitor Wallpaper Editor
Un éditeur des diagrammes Entité/Association sous Processing
Extensible vector graphics editor with Latex text support.
Split and Rejoin sprite sheets.
Jade is a cross-platform diagram editor built on the Qt framework.
Have fun with images!