XDA Developers

Someone used four LED strips to create a 'screen' by spinning them around really quickly

Four spinning SK9822 LED strips and a Teensy 4.1 make a POV "video" display. Four 32-LED strips offset into 128 rows and 360 ...
XDA Developers

Someone built a system that lets them "pour" LED pixels from a display into and out of their monitor

A microcontroller and an accelerometer make LED pixels behave like liquid, pouring between an LED panel and a monitor. Pixels ...
Hackaday

LED Hacks

Impressive as it most certainly is when an amateur fabricates a semiconductor, most of the projects we’ve seen are more demonstrations than workable chips. [Dr. Semiconductor], however, is going much ...