Amazon.com: RGB Full Color LED Matrix Panel 64x64 Pixels, 4096 Individual RGB LEDs,Adjustable Brightness,3mm Pitch, Displaying Text Colorful Image Animation Chainable Design Compatible with Arduino/Raspberry Pi : Electronics
64x32 RGB LED Matrix - 3mm pitch : ID 2279 : $44.95 : Adafruit Industries, Unique & fun DIY electronics and kits
64x32 RGB LED Matrix - 4mm pitch : ID 2278 : $39.95 : Adafruit Industries, Unique & fun DIY electronics and kits
32x32 RGB LED Matrix Panel - 5mm Pitch : ID 2026 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
8x8 WS2812B Digital Intelligent RGB Flexible LED Matrix (Panel)
Elecrow High Resolution 64X64 RGB LED Matrix Panel 2.5mm Pitch - RobotShop
64x32 RGB LED Matrix - 5mm pitch : ID 2277 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Adafruit's 32x32 Rgb Led Matrix Panel For Raspberry Pi And Arduino-dot Matrix P1.9 P2.5 P3 P4 P5 P6 P8 P10 Led Display Module - Led Displays - AliExpress
Addressable LED Lights: Arduino Matrix LED Tutorial | Arrow.com
64x32 RGB LED Matrix - 2.5mm pitch : ID 5036 : $39.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Adafruit RGB Matrix Bonnet for Raspberry Pi a B 2, 3, Zero, Pi Zero W, 3211 | eBay