712 Open source projects that are alternatives of or similar to K3ng_cw_keyer

Library sim800l for Arduino UNO (maybe sim900l work)

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

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

An Arduino library for sending and receiving DMX packets.

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Arduino-TVout

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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]

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Arduino library for LED strips and pixels using LPD8806 (and probably LPD8803/LPD8809)

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

JavaScript Robotics and IoT programming framework, developed at Bocoup.

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A library for writing modern websockets applications with Arduino (ESP8266 and ESP32)

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

ESP32 Firebase RTDB Arduino Library

Air Hockey Robot Project

DIY Arduino Wi-Fi Keylogger (Proof of Concept)

LED Matrix Library

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⏳ Timer Library fully implemented for Arduino DUE

一款使用 C# 及 WPF 框架编写的串口调试助手，界面优雅、简洁，易于使用。

Countdown the years/days/seconds remaining in your life.

Arduino web server library.

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.

The free embedded operating system.

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

Non-blocking LED controlling library for Arduino and friends.

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

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OneWire slave device emulator

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

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embedded-hal abstractions for AVR microcontrollers

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