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
Scanning probe microscopy data visualisation and analysis
Swiss army knife of image processing
A collection of packages providing extra functionality for GNU Octave
Lynkeos is an astronomical webcam image processing software for OS X.
ProStack - a platform for image processing and analysis
Astronomical object/structure detection from 1D and 2D data sets.
Tools to process and visualize scientific data and images
Image processing library in C/C++
Resilient Image Library - successor to DevIL
Open Source Solid Modeling CAD
LDraw™ editor for LEGO® style digital building instructions.
Tools to access streams in PDF-files at the object level.
Collection GIMP plugins by zvezdochiot
Easy converting PNM to (MASK+FG+BG)-pdf.
Easy converting pgm and ppm to (MASK+FG+BG)-djvu.
Scanning Probe Microscopy Controller and Data Visualization Software