MicroPython - a lean and efficient Python implementation for microcontrollers and constrained systems

CircuitPython - a Python implementation for teaching coding with microcontrollers

STM32 core support for Arduino

sound synthesis library for Arduino

🇸Superpowered Audio, Networking and Cryptographics SDKs. High performance and cross platform on Android, iOS, macOS, tvOS, Linux, Windows and modern web browsers.

Arduino library for creating MIDI controllers and other MIDI devices.

Floppy drive emulator for Gotek hardware

Arduino STM32. Hardware files to support STM32 boards, on Arduino IDE 1.8.x including LeafLabs Maple and other generic STM32F103 boards

Yamaha RX5 DIY programmable waveform cartridge / waveform bank editor

SpinCAD Designer is an open source Java project which allows creation of patches for the Spin FV-1 audio DSP chip.

Software and hardware platform for simpler building of MIDI controllers.

PC tool for uplading hexfiles to the STM8 microcontroller via UART or SPI , using the built-in ROM bootloader. Works under Windows and Posix operating systems

Arduino and PlatformIO IDE compatible TFT library optimised for the Raspberry Pi Pico (RP2040), STM32, ESP8266 and ESP32 that supports different driver chips

STM32 port of the Mozzi sound synthesis library for Arduino

The original sources of MS-DOS 1.25, 2.0, and 4.0 for reference purposes

MicroPython board definition for the MCUDev Black STM32F407VET6 board

Bootloader for STM32F103 boards, for use with the Arduino_STM32 repo and the Arduino IDE

STM8 core support for Arduino

An Arduino-like programming API for the STM8

A HID-MIDI driver for the Digispark Attiny85 Arduino

Fast button debounce library for ATmega328P, uses registers.

A handheld computer programmed in Lisp with a self-contained keyboard and display.

ESP32S2 Arduino USB host printer, MIDI, and keyboard demos

Generic implementation of Arduino for STM32 boards

A replacement for the Yamaha RAM4 cartridge, based on GliGli's RX5USB

Source code, PCB artwork and firmware for a tiny Macintosh Plus

MicroPython board definition for the VCC GND STM32F407VET6 mini board

Micropython Web IDE beta version

Retro emulation for the ODROID-GO

Generic implementation of Arduino for STM32 boards