Dexed FM synthesizer similar to 8x DX7 (TX816/TX802) running on a bare metal Raspberry Pi (without a Linux kernel or operating system)

Native (C/C++ SDK) Si5351 library for Raspberry Pi Pico

Docker base SDK for Raspberry Pi Pico

An open source repository of Bluetooth Remote Controller for Reel-to-Reel tape recorders and vintage cassette decks.

Play mp3 files from SD via I2S

RP2040 (Raspberry Pi Pico) I2S PIO with bi-directional (codec in + out) 24-bit support.

Arduino library for CAT5171 Digital Potentiometer

A Spotify Connect player targeting, but not limited to embedded devices (ESP32).

A Simple ESP32 Bluetooth A2DP Library (to implement a Music Receiver or Sender) that supports Arduino, PlatformIO and Espressif IDF

Simple library for using ssd1306 displays with the Raspberry Pi Pico and the pico-sdk.

Si5351 PLL Frequency synthesizer USB controller GUI written in Node.js

Fixed-point MP3 decoder (RISC-V port)

Library for the Si5351 clock generator IC in the Arduino environment

Tool to automatically generate a Pico C SDK Project

Rotary Encoder Library

Guitar and Bass Tuner - Teensy Audio Library Object

MP3/AAC/FLAC Codecs for Teensy 3.x

miniSpartan6+ (Spartan6) FPGA based MP3 Player

Arduino FAT16/FAT32 exFAT Library

RX-9

A super lightweight cooperative OS completely written in C which can target almost any platform