Lynkeos is an astronomical webcam image processing software for OS X.
Retro Computer Image Library
Tools to process and visualize scientific data and images
medical image conversion utility
Convert BMP images into Sixel images
Open Source Solid Modeling CAD
Complete solution for HDR photography
A C99 implementation for reading/writing WMF and EMF Graphic Metafiles
Transforms bitmaps into vector graphics
A full featured cross-platform image library
Embedded JPEG encoder
The Utah Raster Toolkit 3.0, patchlevel 2
Convert Photo CD to PPM
Convert an ICC profile from v2 to v4
Universal graphics translator