Recommended · for beginners
How To Control WS2812B Individually Addressable LEDs using Arduino
Why people recommend it
Suggested as a starting point for driving addressable LED strips from an Arduino, including correct wiring and simple animations.
Watch for: Check power and wire sizing for long strips
In their words
How To Control WS2812B Individually Addressable LEDs using Arduino
probitaille on electronics.stackexchange.com, Oct 2019. CC BY-SA.