Open-source keyboard firmware for Atmel AVR and Arm USB families

Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

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

ZMK Firmware Repository

*That Project's project repository

The Official Arduino AVR core

A collection of free-to-build handwired keyboard and macropad projects.

Arduino GFX developing for various color displays and various data bus interfaces

Keyboard firmware for ESP32 microcontrollers

A keyboard firmware platform in PicoRuby

USB-enabled bootloaders for the nRF52 BLE SoC chips

Miryoku is an ergonomic, minimal, orthogonal, and universal keyboard layout. Miryoku ZMK is the Miryoku implementation for ZMK.

A ble keyboard firmware using nrf52810/52832

QMK, forked for ZSA's Oryx Configurator (to safeguard stability)

ST7789 Driver for esp-idf

An easy to use, wired and wireless modular keyboard firmware

keyboard controller firmware for Atmel AVR and ARM USB families

Firmware for nordic MCUs used in the Mitosis Keyboard

split 5x3 column stagger keyboard

HID Keyboard and Mouse firmware for CC2541 ICs

Bridge Bluetooth keyboard and mouse to USB (hid proxy) using Raspberry Pi Zero

Stereo VU meter using OLED screens and AVR microcontroller

Lagom is an easy to build 65% keyboard using a discrete microcontroller and only through hole components

Parts adjustable keyboard.

A simple MP3 and AAC Decoder (not only) for Arduino based on libhelix