Super fast C++ .PNG writer/reader

JPEG XL image format reference implementation

A Flash Player emulator written in Rust

A new lossy/lossless image format for photos and the internet

NGINX module for Brotli compression

Perceptual JPEG encoder

butteraugli estimates the psychovisual difference between two images

Fast strong hash functions: SipHash/HighwayHash

Zopfli Compression Algorithm is a compression library programmed in C to perform very good, but slow, deflate or zlib compression.

PNG library benchmarking and testing utility

High dynamic range (HDR) image viewer for people who care about colors

The repository contains Google's robots.txt parser and matcher as a C++ library (compliant to C++11).

A series of test images for color profiles and wide gamut support.

A collection of colour schemes for Geany.

Wired Logic - a pixel based logic simulator

A drag-and-drop quantum circuit simulator that runs in your browser. A toy for exploring and understanding small quantum circuits.

Brotli compression format

Razer device library and tools

mathlib