Although [Ben]’s previous box joints were all the same size, a programmable box joint jig can do some weird-looking joints. That’s where [Ben] got the idea to encode a barcode in walnut.

This video demonstrates simple wood joining techniques, including butt joint, splined miter joint, dowel miter joint, mock finger joint, finger joint, box joint, mock dovetail, and dovetail joint.

He’s fully automated the process of making box joints, all with the help of a stepper motor and a Raspberry Pi. [Ben]’s electronic box joint jig is heavily inspired by [Matthias Wandel]’s ...