ImageOptimis a GUI for lossless image optimization tools: Zopfli, PNGOUT,OxiPNG,AdvPNG, PNGCrush,JPEGOptim,Jpegtran,Guetzli,Gifsicle,SVGO,svgcleanerandMozJPEG.
Requires:
git clone --recursive https://imageoptim ImageOptim
cdImageOptim
To get started, openimageoptim/ImageOptim.xcodeproj
.It will automatically download and build all subprojects when run in Xcode.
In case of build errors, these sometimes help:
git submodule update --init
cdgifsicle#or pngquant
make clean
make