Matrix Pen

MatrixPen takes the hassle out of drawing to an 8x8 LED matrix from an Arduino. Draw on your Mac and export straight to code. Leave the bitshifting to us.

Website: https://richardallen.me/matrixpen

Requirements:

+ Mac OS X 10.9+ (Mavericks)

+ Arduino IDE (https://www.arduino.cc/en/Main/Software)

+ FastLED Library (https://github.com/FastLED/FastLED)