BeagleBone Blue's DC motor drivers can be used to drive bipolar stepper motors too! Pair them up with a little code for open loop control.
Have you ever been tired of your old hardware and wanted to upgrade with all the fixings?
Try to use your Adafruit-BBIO lib. with your BeagleBone Green Gateway to limit some DC Motors and/or Stepper Motors!
Mechanical split flap displays controlled with the Pocket Beagle.