What is the technology that allowed you to overlay a design on a stl

What is the technology that allowed you to overlay a design on a stl and it shows up on the print because the extruder modifies its velocity on the fly?

VelocityPaint

Thanks!

No problem. It’s a pretty neat tool.

Yep http://velocitypainting.xyz

I just started playing with it myself a couple of days ago :slight_smile: