yoga-image-optimizerA graphical tool to convert and optimize JPEG, PNG and WebP images (based on YOGA)
pyguetzliPython bindings for Google's Guetzli, a JPEG encoder that optimises JPEG compression
GuetzlingGuetzling is a simple script for macOS and Linux written in Bash, to automate (recursively finding files) the compression of jpegs using the Guetzli algorithm.