OpenGL Mathematics (GLM)
darktable is an open source photography workflow application
Library to encode and decode images in WebP format
ImageMagick 7
A standalone, large scale, open project for 2D/3D image processing
A layer built on top of the Insight Toolkit (ITK)
A powerful cross-platform raw photo processing program
Resize images and animated GIFs in Go
A modern, cross-platform, 2D Graphics library for .NET
ArrayFire, a general purpose GPU library
A collection of packages providing extra functionality for GNU Octave
Scanning probe microscopy data visualisation and analysis
Lynkeos is an astronomical webcam image processing software for OS X.
Scientific Visualisation Made Easy
ProStack - a platform for image processing and analysis
Instantly crop & export images along the guides in Adobe Photoshop
Resilient Image Library - successor to DevIL
Tools for 3D image analysis of additively manufactured parts
Image processing library in C/C++
ITTT is a Free tool designed to Scan and extract Text from Images.
Emgu CV is a cross platform .Net wrapper for OpenCV
Optical music recognition library
Simple Application Tool for Resizing JPEG Image.
A Free Experimental System for Image Processing