I built a DIY v-plotter that creates some lovely sribbled one-line-drawings based on photographs. The path is created by a series of algorithms I wrote using Python3. The stepper motors on either
GitHub - patriciogonzalezvivo/vPlotter: Wireless vPlotter for RaspberryPi
Gondola for hanging v plotter/polargraph (4V8PE2ZNF) by markbenson
Building a Vertical Plotter — A short story about my experiences. | by Tom Janssens | Medium