Ambilight System for Every Input Connected to Your TV. WS2812B Arduino UNO Raspberry Pi HDMI (Updated 12.2019) : 12 Steps (with Pictures) - Instructables
Power Supply for TV Ambilight setup - 5M WS2811 5050 RGB LED - LEDs and Multiplexing - Arduino Forum
DIY Ambilight for Your Computer Monitor - Hackster.io
Ambilight System for Every Input Connected to Your TV. WS2812B Arduino UNO Raspberry Pi HDMI (Updated 12.2019) : 12 Steps (with Pictures) - Instructables