4 layers10.5 × 10.5 mm

LEDcubesmall
ottojo/LEDcube
Small LED Cube using SK6812 LEDs in 1515 package (1.5x1.5mm)
22 parts5WTFPL
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

ottojo/LEDcube
Small LED Cube using SK6812 LEDs in 1515 package (1.5x1.5mm)