An award-winning drawing program for children of all ages
Swiss army knife of image processing
Model Railway CAD program
Display, convert, and edit raster image and vector image files
Picture manager with focus on meta information (XMP, IPTC, EXIF)
A simple LaTeX {picture} drawing tool
A ZX Spectrum UDG creator
Deep paint and stop-motion animation software
Java Image Viewer And Manipulator
Cross Platform GUI Toolkit
ufraw reloaded
Free yourself
Advanced image processing toolbox for Scilab on Unix/Linux/Mac OS