ImageMagick is a free, open-source software suite for creating, editing, converting, and displaying images. It supports 200+ formats and offers powerful command-line tools and APIs for automation, scripting, and integration across platforms.
TranslatedLuban 2(鲁班 2) —— An efficient and concise Android image compression library that closely replicates the compression strategy of WeChat Moments.
A fast image processing library with low memory needs.
- libvips
- jpeg
- openslide
- imagemagick
minimal cross-platform standalone C headers
The “Quite OK Image Format” for fast, lossless image compression
Light Weight Image Processor for NodeJS
Leptonica is an open source library containing software that is broadly useful for image processing and image analysis applications. The official github repository for Leptonica is: danbloomberg/leptonica. See leptonica.org for more documentation.
A lightweight single-header cross-platform library for general windowing
jpegoptim - utility to optimize/compress JPEG files
- image-optimization
- libjpeg
- jpegoptim
- jpeg-encoder
SVG rendering and manipulation library in C++
libass is a portable subtitle renderer for the ASS/SSA (Advanced Substation Alpha/Substation Alpha) subtitle format.
- substation-alpha
- libass
- c
- subtitle-formats
Drop-in FSR 3.1 upscaler for Direct3D 12 that runs DLSS's network (Model E) on AMD GPUs
Super fast C++ .PNG writer/reader
- png
- image-compression
- image-compressor
- data-compression
GD Graphics Library
A MS-DOS Creative Coding IDE/platform based on JavaScript
- msdos
- retrocomputing
- retro
- javascript
Simple, modern libpng alternative
A lightweight TrueType font rendering library
⛵The missing fast imaging library for humans (not for machines).
- image-decoding
- image-encoding
- jpeg
- png
C++ implementation of the Local Binary Pattern texture descriptors. This class integrates with OpenCV and FFTW3 to bring a complete and fast implementation of the popular descriptors: LBP u2, ri, riu2 & hf. The routines for calculating these descriptors are inspired by the Matlab code of the original authors.
A fast image processing library with low memory needs.