Rembg is a tool to remove images background
Lightweight, pure-Swift library for downloading images from the web
PHP Image Processing
ImageMagick 7
Image processing algorithms in pure Go
Library to encode and decode images in WebP format
High performance Node.js image processing module
A layer built on top of the Insight Toolkit (ITK)
darktable is an open source photography workflow application
Image loading system
Fast, secure image processing server and Go library, using libvips
Resize images and animated GIFs in Go
PHP 5.3 object oriented image manipulation library
A fast image processing library with low memory needs
Image processing in Python
A powerful cross-platform raw photo processing program
Swiss army knife of image processing
Lynkeos is an astronomical webcam image processing software for OS X.
A tool for the quantitative evaluation of differences in color images
Scientific Visualisation Made Easy
Astrophotography image & video processor. Full processing cycle
ReViMS, a 3D volume rendering tool for light-sheet/confocal microscopy
Matches OpenScience Observatories images with astronomical catalogs
Astronomical object/structure detection from 1D and 2D data sets.