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About the developer

7.3K Stars 368 Forks GNU General Public License v2.0 1.1K Commits 150 Opened issues


GUI image optimizer for Mac

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ImageOptim is a GUI for lossless image optimization tools: Zopfli, PNGOUT, OxiPNG, AdvPNG, PNGCrush, JPEGOptim, Jpegtran, Guetzli, Gifsicle, SVGO, svgcleaner and MozJPEG.



git clone --recursive ImageOptim
cd ImageOptim

To get started, open

. It will automatically download and build all subprojects when run in Xcode.

In case of build errors, these sometimes help:

git submodule update --init
cd gifsicle # or pngquant
make clean

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