Panorama photo stitcher
Swiss army knife of image processing
Open Source Solid Modeling CAD
Display, convert, and edit raster image and vector image files
Spritesheet Cutter Level Editor Animation Tester gridcutter
Various small and useful command-line utilities
Image Converter - Back2d
Easy to Use Batch Image Editor with Watermark features....
Image Viewer and Graphic Manipulation Tool
A full featured cross-platform image library
X Windows baby toolkit
Convert images to Ascii Art, with a lot of options and drawing tools
The Utah Raster Toolkit 3.0, patchlevel 2
Flexible Tagged Format Image Converter
A graphical, multiplatform ANSI files viewer and converter