DIY Ambilight With Raspberry Pi and NO Arduino! Works on Any HDMI Source. : 17 Steps (with Pictures) - Instructables
Trying to highjack hdmi data signal to create ambilight, anyone know if this would even work without using a raspberry pi? : r/arduino
Diy Ambient Light Backlight Set Dream Screen 4k Hdtv Addressable Ws2812b Usb Rgb Led Strip Hdmi-compatible 4m 5m Kit With Tv Box - Led Strip - AliExpress
DIY Ambilight TV USB WS2812B LED Strip Tape Computer PC Dream Screen Backlight TV & PC Backlight LED with Smart Color-Matching System (1M) - Walmart.com
DIY Ambilight for your TV or computer using a RPi and Hyperion :: Sequr