ImageOptim - Faster web pages and apps.
Kingshiper Image Compressor - With Kingshiper Image Compressor, you can easily compress, optimize and reduce jpg, jpeg, png, svg and gif file to a smaller size in seconds.
Node.js - Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications
Caesium Image Compressor - Compress your pictures up to 90% without visible quality loss.
Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...
Image Compressor - Windows/Steam desktop tool to compress images and save size with almost the same quality.