This looks really cool. If somebody needs a free vectorizer, then check out ImageTracer (Unlicense/Public Domain). I think it would be realtively easy to conver

This looks really cool. If somebody needs a free vectorizer, then check out ImageTracer (Unlicense/Public Domain). I think it would be realtively easy to convert from tracedata (path coordinates) to https://en.wikipedia.org/wiki/HPGL https://en.wikipedia.org/wiki/HPGL . Available in JavaScript (works both in the browser and with Node.js), "desktop" Java and "Android" Java: https://github.com/jankovicsandras/imagetracerjs https://github.com/jankovicsandras/imagetracerjs https://github.com/jankovicsandras/imagetracerjava https://github.com/jankovicsandras/imagetracerjava https://github.com/jankovicsandras/imagetracerandroid https://github.com/jankovicsandras/imagetracerandroid