hdcem's starred repositories
rpi-rgb-led-matrix
Controlling up to three chains of 64x64, 32x32, 16x32 or similar RGB LED displays using Raspberry Pi GPIO
buzzer_music
RPI Pico / Micropython library to play music through one or more buzzers, can automatically replace chords with fast arpeggios to simulate polyphony with a single buzzer. Music can be easily taken from onlinesequencer.net