A fast image processing library with low memory needs
A collection of packages providing extra functionality for GNU Octave
Lynkeos is an astronomical webcam image processing software for OS X.
Libraries and command line tools for medical image processing.
Graphic Live Mixer
A small C library for building user interfaces with C, XML and CSS.
A Library for Interactive Modelling and Visualisation
Software for data analysis, image processing, simulations, solver.
Siril is an astronomical image processing software for Linux.