sng

Enable lossless editing of PNGs via a textual representation

https://sng.sourceforge.io/

/api/formula/sng.json (JSON API)

Formula code on GitHub

Current versions:

stable 1.1.0
bottle 🍾 mojave, high_sierra, sierra

Depends on:

libpng 1.6.37 Library for manipulating PNG images

Requires: :x11

Fork me on GitHub