Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
Optimage - Advanced image optimization tool
VSCO - VSCO® is an art and technology company empowering people everywhere to create, discover, and connect. CompanyVSCO® is a trendsetting art and technology company that .
ImageOptim API - Web service for image compression
Halide - A premium camera for your phone
Imagify - Optimize and resize images online and through your CMS.