799 Open source projects that are alternatives of or similar to Megacore

A set of various projects based on ESP8266, ESP32, ATtiny13, ATtiny85, ATtiny2313, ATmega8, ATmega328, ATmega32, STM32 and more.

An optimized Arduino hardware package for ATtiny13

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

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

PlatformIO is a professional collaborative platform for embedded development 👽 A place where Developers and Teams have true Freedom! No more vendor lock-in!

QP-nano real-time embedded framework/RTOS for embedded systems based on active objects (actors) and hierarchical state machines

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

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

Arduino generic menu/interactivity system

T12 Quick Heating Soldering Station

ERIKA Enterprise v3 RTOS

A FreeRTOS Library for all Arduino AVR Devices (Uno, Leonardo, Mega, etc)

Homebrew AVR Toolchain

Start your Arduino projects right out of the box

DeepSleepScheduler is a lightweight, cooperative task scheduler library with configurable sleep and task supervision.

Arduino clone based on the ATmega644P/ATmega1284P

The free embedded operating system.

embedded-hal abstractions for AVR microcontrollers

Quick IR Value Tester

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

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

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.

MQTT gateway for ESP8266, ESP32, Sonoff RF Bridge or Arduino with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ thermometer compatibility, SMS & LORA.

ADVi3++, an alternative and better firmware for Wanhao i3 Plus printers and clones. Fork of Marlin Firmware.

Bluetooth LE Mouse library for the ESP32 (Arduino IDE compatible)

Control LEDs connected to an Arduino with iCUE, create an unofficial Corsair iCUE compatible Arduino LED controller.

RunCPM is a multi-platform, portable, Z80 CP/M 2.2 emulator.

Wirehome.Core is a home automation system written in C# targeting .NET Core. It runs on Linux, Windows and macOS.

Send and receive MIDI messages over Ethernet (rtpMIDI or AppleMIDI)

An adjustable, compact, event-driven button library for Arduino that debounces and dispatches events to a user-defined event handler.

Arduino code to brute force Macbook's 4-digit iCloud PINs

driver library for Ti CC1100 / CC1101. For Arduino and Raspberry Pi

Non-blocking LED controlling library for Arduino and friends.

A scalable, open source battery management system

DEPRECATED, use our successor library https://modm.io instead

An Arduino Library that facilitates packet-based serial communication using COBS or SLIP encoding.

Fast Stepper Motor Library for Teensy boards

OpenGarage: open-source WiFi-enabled garage door opener

The world's first printable open-source humanoid, starter kit.

An [IN PROGRESS] open source, low cost, low resource, quick deployment ventilator design that utilizes a Ambu-bag as a core component. Another project into the "war" against COVID-19. [Repo in Potuguese]

An Arduino library for sending and receiving DMX packets.

💾 Customizable menu system for M5Stack and ESP32-Chimera-Core - loads apps from the Micro SD card. Easily add you own apps

U8glib V2 library for Arduino

Board definitions for SparkFun-manufactured AVR, ARM, and ESP-based Arduino boards.

An Arduino library for the digital light sensor breakout boards containing the BH1750FVI IC

A lightweight Arduino framework for Keil projects.

Arduino library to facilitate time zone conversions and automatic daylight saving (summer) time adjustments.

ST STM32: development platform for PlatformIO

OneWire slave device emulator

Blynk is an Internet of Things Platform aimed to simplify building mobile and web applications for the Internet of Things. Easily connect 400+ hardware models like Arduino, ESP8266, ESP32, Raspberry Pi and similar MCUs and drag-n-drop IOT mobile apps for iOS and Android in 5 minutes

Program the esp32 ULP coprocessor in Arduino

JavaScript Robotics and IoT programming framework, developed at Bocoup.

Arduino library for debouncing momentary contact switches, detect press, release, long press and sequences with event definitions and callbacks.

A socket.io-client implementation for ESP8266 and Arduino

📖📖📖📖📖 写给软件工程师看的硬件编程指南

Configurable automation library for linux SBC boards including raspberry pi

Air Hockey Robot Project

Xiaomi M365 Display V0.2

RubberDucky like payloads for DigiSpark Attiny85