I was invitied to a spacethemed party so had to do something with my LED matrix! I added snake and breakout along with a background 'pixel art' mode and made it wearable.

Code on github
https://github.com/smarley/ESP32Matrix
[Part 1] How to build the matrix
   • ESP32 powered WS2812B LED Matrix [Par...  
[Part 2] Getting Tetris to run
   • ESP32 powered WS2812B LED Matrix [Par...  

The 16x16 matrix uses WS2812B LEDs and is driven by an ESP32. The games are controlled by an Adroid app running connecting via Bluetooth.