ImageTracer is a simple raster image tracer and vectorizer, 100% free, Public Domain.
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/imagetracerjava
https://github.com/jankovicsandras/imagetracerandroid
ImageTracer is a simple raster image tracer and vectorizer, 100% free, Public Domain.
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/imagetracerjava
https://github.com/jankovicsandras/imagetracerandroid