You are stuck at home quarantined and you want to do some Arduino projects ... out Wokwi’s Playground. For example, you can write code to drive a virtual NeoPixel 16×16 matrix.

Basically any "Arduino compatible" that runs an 8 ... contain the files "Adafruit_NeoPixel.cpp", "Adafruit_NeoPixel.h", and an "examples" sub-folder. Sometimes in Windows you'll get an ...

[JonBush] recently did a beautiful build of an Arduino-based fireworks controller ... art and includes a seven-segment display made from Neopixel LEDs. The whole thing is in a waterproof case ...