There are 35 repositories under avr topic.
Marlin is an optimized firmware for RepRap 3D printers based on the Arduino platform. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.
Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.
Your Gateway to Embedded Software Development Excellence :alien:
All CPU and MCU documentation in one place
ATTiny usb bootloader with a strong emphasis on bootloader compactness.
Arduino core for ATtiny 1634, 828, x313, x4, x41, x5, x61, x7 and x8
ᕲ Duino-Coin is a coin that can be mined with almost everything, including Arduino boards.
Arduino generic menu/interactivity system
T12 Quick Heating Soldering Station
A FreeRTOS Library for all Arduino ATmega Devices (Uno R3, Leonardo, Mega, etc).
Arduino GFX developing for various color displays and various data bus interfaces
Arduino hardware package for ATmega1284, ATmega644, ATmega324, ATmega324PB, ATmega164, ATmega32, ATmega16 and ATmega8535
An embedded development environment for mcs51/stm8/avr/cortex-m/riscv on VsCode.
A lightweight, secure, easy-to-use crypto library suitable for constrained environments.
Start your Arduino projects right out of the box
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!
[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.
SAE J1939 protocol free to use for embedded systems or PC with CAN-bus
Homebrew AVR Toolchain
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.
A soil humidity level sensor based on ATTINY44. Uses capacitive sensing.
A set of various projects based on ESP8266, ESP32, ATtiny13, ATtiny85, ATtiny2313, ATmega8, ATmega328, ATmega32, STM32 and more.
A high speed stepper library for Atmega 168/328p (nano), Atmega32u4, Atmega 2560, ESP32, ESP32S2, ESP32S3, ESP32C3 and Atmel SAM Due