An Arduino library to play melodies on buzzers. Melodies can be easily written in RTTTL or in a custom human-readable format. Only for ESP8266 and ESP32.

NonBlockingRTTTL is a non-blocking arduino library for playing RTTTL melodies.

A feature rich arduino library for playing rtttl melodies

Solenoid controlled Glockenspiel sketch

Simplifies parsing and playing tunes encoded as Ring Tone Text Transfer Language (RTTTL) strings.

Broadcasting Melodies with Arduino in AM

A parser for RTTTL (Nokia) melodies for Arduino (uses protothreading)

Non-blocking Arduino library to play RTTTL melodies