MozJPEG is described as 'reduces file sizes of JPEG images while retaining quality and compatibility with the vast majority of the world's deployed decoders' and is an app in the Development category. There are three alternatives to MozJPEG for Linux, Mac and Windows. The best alternative is Guetzli, which is both free and Open Source. Other great apps like MozJPEG are libjpeg-turbo (Free, Open Source) and libjpeg (Free, Open Source).
- 3 alternatives