Swiss army knife of image processing
Display, convert, and edit raster image and vector image files
Various small and useful command-line utilities
Convert Netpbm programs to GIMP plug-ins
Concise spatial query and representation system (c-squares)
Cross Platform GUI Toolkit
Perl bindings to the Modern OpenGL API
An Image Viewer that currently perform basic image viewing operation
Software for data analysis, image processing, simulations, solver.