ImageMagick 7
A fast image processing library with low memory needs
darktable is an open source photography workflow application
Library to encode and decode images in WebP format
A thread safe, performant, feature rich image fetcher
Swiss army knife of image processing
Lynkeos is an astronomical webcam image processing software for OS X.
A collection of packages providing extra functionality for GNU Octave
ProStack - a platform for image processing and analysis
Image processing library in C/C++
Tools to process and visualize scientific data and images
Resilient Image Library - successor to DevIL
Scanning probe microscopy data visualisation and analysis
Open Source Solid Modeling CAD
Processing and analysis of Small Angle X-ray Scattering (SAXS) data.
LDraw™ editor for LEGO® style digital building instructions.
Easy converting PNM to (MASK+FG+BG)-pdf.
Tools to access streams in PDF-files at the object level.
Easy converting pgm and ppm to (MASK+FG+BG)-djvu.