It’s obvious that [Justin] took a lot of pride in his work on this 4x4x4 single-color cube. Hidden away under one of the protoboards is an Arduino that drives it.

Sure, the physical build itself looks great, but it’s what [Michael] did with the firmware that impresses us the most. He’s using an Arduino Mega to drive the 7x7x7 cube and manages to … ...

PiCube is a 4x4x4 LED Cube for the Raspberry Pi and has been designed to be used by beginners all professionals alike to strengthen their logic by typing ...

This is a pure 3D display -- unfortunately done at a resolution of just 8 x 8 x 8. It's a hand-built LED cube created by Nick Schulze, powered by Arduino, and driven largely by Matlab.