Using Artnet DMX and the ESP32 to Drive Pixels
Contributors:
Englandsaurus
Englandsaurus 
Resources and Going Further
Now that you know how to create your own fixtures, try making some bigger displays of your own and mapping them out in Resolume. Your power supply is the limit!
Hackers in Residence: The Sound Visualizer Pt. 2
An addition to a previous project, this time using a PC and a custom Java app to create your own music visualizer using a RGB LED matrix.
SparkFun Paper Circuit Kits
Learn how to build a simple paper circuit using copper tape, a 5mm LED, and a 3V coin cell battery.
SparkFun gator:bit v2 Hookup Guide
The gator:bit v2 is a breakout board for the BBC micro:bit. The gator:bit exposes almost every pin on the micro:bit to clippable pad with circuit protection. It also has as built-in addressable LEDs and a built-in buzzer.