Arduino Sound Reactive Lights. Line-in audio -> beat and tempo detection -> 8 visualisers. For 1 Arduino and up to 100 lights.

An extensible network based LED effect controller

Control WS2812B and many more types of digital RGB LEDs with an ESP32 over WiFi!

🎵 🌈 Real-time LED strip music visualization using Python and the ESP8266 or Raspberry Pi

SmartMatrix Library for Teensy 3, Teensy 4, and ESP32

FastLED-Based LED Wall as Clock/Alarm Clock/Decoration/Mood Light

Amazon Alexa Smart home skill / Google Home Action for ESP8266 / ESP32 / Arduino

Amazon Alexa + WeMos switch made with Arduino D1 Mini