OptiPNG - OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without...
Vallen jpegger - Vallen JPegger is the international, handy, and full featured image viewer, which shouldn't be...
JPEG Resampler - Jpeg Resampler, nástroj pro konverzi a změnu velikosti obrázků, snadné použití, zdarma
Cloudimage - Cloudimage.io is the easiest way to resize, store, and deliver your images to your customers through a rocket fast CDN.
pngquant - command-line utility and library for lossy compression of PNG images
ImageOptim - Faster web pages and apps.