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 … ...

And, they just released their new LED Cube kit, inspired by the 3D Borg cube from Das-Labor, so it’s a good time to buy. It’s an animated 3x3x3 cube made up of 27 single-color LEDs.

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.