ImageOptim/ImageOptim

GUI image optimizer for Mac

ImageOptim/gifski

GIF encoder based on libimagequant (pngquant). Squeezes maximum possible quality from the awful GIF format.

kornelski/http-cache-semantics

RFC 7234 in JavaScript. Parses HTTP headers to correctly compute cacheability of responses, even in complex cases

kornelski/pngquant

Lossy PNG compressor — pngquant command based on libimagequant library

mozilla/mozjpeg

Improved JPEG encoder.

sparkle-project/Sparkle

A software update framework for macOS