A FPGA controlled RGB LED MATRIX for Incredible Effects - the Software - Open Electronics - Open Electronics
RGB LED Matrix : 5 Steps - Instructables
8x8 8*8 Rgb Led Matrix Module Driver Board + Full Color Rainbow V2.0 Mini Dot Matrix Rgb Led Driver Shield For Arduino Avr - Integrated Circuits - AliExpress
SparkFun LED Matrix - Serial Interface - Red/Green/Blue - COM-00760 - SparkFun Electronics
$29.99 - 8x8 RGB LED Matrix Control Board - Tinkersphere
AVR Controlled RGB LED Matrix Plays Tetris | Hackaday
Arduino Tutorial: 8x8 RGB Led Matrix with WS2812 driver with Arduino Uno from Banggood.com - YouTube