Recommended · for beginners
Cheap DIY Arduino Ambilight 2.0 (Revisited) RGB WS2812b LED Full Build & How-To
Why people recommend it
A tutorial people have followed for Arduino projects with addressable LED strips, recommended as a sensible base to adapt, with code available through its description.
Watch for: First-timers may need basic tools such as a multimeter
In their words
I'm attempting my first ever electronics project, trying to do what's in this video.
IronWaffleMan on electronics.stackexchange.com, Jan 2022. CC BY-SA.