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.
Simple, modern libpng alternative
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 very fast micropython jpeg encoder and decoder for the esp32, with precompiled firmware.
Actionscript 3.0 library for FFT, SURF, edge detection, fluid solver, etc