Swiss army knife of image processing
Display, convert, and edit raster image and vector image files
Cross Platform GUI Toolkit
Deep paint and stop-motion animation software
Unofficial Windows builds of FontForge
A GIMP based, studio designed for industry pros & power users
Free yourself
Advanced image processing toolbox for Scilab on Unix/Linux/Mac OS
A 3d rendering framework
Standalone software for photo editing and digital painting.
Free drawing software for Windows, Mac OS X, and Linux
Not your usual Architectural Modeler
Just a Tiny, VERY Tiny app that uses the mposplit command app to work