Avr Open Source Projects

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

Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.

Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

Arduino IDE 1.x

Your Gateway to Embedded Software Development Excellence :alien:

The FastLED library for colored LED animation on Arduino. Please direct questions/requests for help to the FastLED Reddit community: http://fastled.io/r We'd like to use github "issues" just for tracking library bugs / enhancements.

I2C device library collection for AVR/Arduino or other C++-based MCUs

Arduino library for controlling single-wire LED pixels (NeoPixel, WS2812, etc.)

A Toolbox companion for QMK Firmware

arduinoWebSockets

All CPU and MCU documentation in one place

simavr is a lean, mean and hackable AVR simulator for linux & OSX

Arduino core for ATtiny 1634, 828, x313, x4, x41, x5, x61, x7 and x8

ATTiny usb bootloader with a strong emphasis on bootloader compactness.

embedded-hal abstractions for AVR microcontrollers

Arduino Monochrom Graphics Library for LCDs and OLEDs

A Firmware-Only USB implementation for Atmel's AVR Microcontrollers

ᕲ Duino-Coin is a coin that can be mined with almost everything, including Arduino boards.

AVRDUDE is a utility to program AVR microcontrollers

Arduino hardware package for ATmega8, ATmega48, ATmega88, ATmega168, ATmega328 and ATmega328PB

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

T12 Quick Heating Soldering Station

Arduino generic menu/interactivity system

An embedded development environment for mcs51/stm8/avr/cortex-m/riscv on VsCode.

Light weight library to control WS2811/WS2812 based LEDS and LED Strings for 8-Bit AVR microcontrollers.

modm: a C++23 library generator for AVR and ARM Cortex-M devices

A FreeRTOS Library for all Arduino ATmega Devices (Uno R3, Leonardo, Mega, etc).

Code examples for the book "Make: AVR Programming"

Arduino (8-bit AVR) simulator, written in JavaScript and runs in the browser / Node.js

Driver for SSD1306, SSD1331, SSD1351, IL9163, ILI9341, ST7735, PCD8544, Nokia 5110 displays running on Arduino/ESP32/Linux (Rasperry) platforms

Firmware for Keyboardio keyboards and other keyboards with AVR or ARM MCUs.

Source code for the book Real-Time C++, by Christopher Kormanyos

A lightweight, secure, easy-to-use crypto library suitable for constrained environments.

Trampoline is a static RTOS for small embedded systems. Its API is aligned with OSEK/VDX OS and AUTOSAR OS 4.2 standards.

Arduino hardware package for ATmega1284, ATmega644, ATmega324, ATmega324PB, ATmega164, ATmega32, ATmega16 and ATmega8535

tgy -- Open Source Firmware for ATmega-based Brushless ESCs

Arduino core for the tinyAVR 0/1/2-series - Ones's digit 2,4,5,7 (pincount, 8,14,20,24), tens digit 0, 1, or 2 (featureset), preceded by flash in kb. Library maintainers: porting help available!

PICSimLab - Programmable IC Simulator Laboratory

SAE J1939 protocol free to use for embedded systems or PC with CAN-bus

A light-weight Arduino hardware package for ATtiny13

Start your Arduino projects right out of the box

OpenSprinkler Unified Firmware for OpenSprinkler, OpenSprinkler Pi, and Linux-based OpenSprinkler

Easy AVR USB Keyboard Firmware and Keymapper

K3NG Arduino CW Keyer

A high speed stepper library for Atmega 168/328p (nano), Atmega32u4, Atmega 2560, ESP32, ESP32S2, ESP32S3, ESP32C3, ESP32C6, Atmel SAM Due, Raspberry pi pico and pico 2

CH341SER driver with fixed bug

[deprecated; merged upstream] A fork of the Rust programming language with AVR support

Self-hosting metacompiled Forth, bootstrapping from a few lines of C; targets Linux, Windows, ARM, RISC-V, 68000, PDP-11, asm.js.

Minecraft server optimized for 8-bit devices.

B2R2 is a fully managed binary analysis framework written in F#. It provides a rich set of algorithms, functions, and tools for reverse engineering, program analysis, and binary-level inspection.

Driver for LCD displays running on Arduino/Avr/ESP32/Linux (including Rasperry) platforms

µCNC - Universal CNC firmware for microcontrollers

Cheap and simple I²C to USB interface

Lightweight, Portable RTOS Scheduler

XInput library for USB capable Arduino boards

Homebrew AVR Toolchain

Arduino hardware package for ATmega64, ATmega128, ATmega165, ATmega169, ATmega325, ATmega329, ATmega640, ATmega645, ATmega649, ATmega1280, ATmega1281, ATmega2560, ATmega2561, ATmega3250, ATmega3290, ATmega6450, ATmega6490, AT90CAN32, AT90CAN64 and AT90CAN128

A community delivered, open source embedded operating system project.

Logic Analyzer, for Arduino, AVR, ESP8266 and STM32 with a very nice working processing interface, you could run it also on any Android device.

Arduino library to enable smooth servo movement.