* [johnny-five](https://github.com/rwaldron/johnny-five) - JavaScript Robotics and IoT programming framework, developed at Bocoup. Based on Arduino Firmata Protocol
* [grbl](https://github.com/grbl/grbl) - An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino
* [RF24](https://github.com/maniacbug/RF24) - Arduino driver for nRF24L01
* [keysweeper](https://github.com/samyk/keysweeper) - KeySweeper is a stealthy Arduino-based device, camouflaged as a functioning USB wall charger ....
* [aJson](https://github.com/interactive-matter/aJson) - an Arduino library to enable JSON processing with Arduino
* [ArduinoJson](https://github.com/bblanchon/ArduinoJson) - An efficient JSON library for embedded systems
* [USB_Host_Shield_2.0](https://github.com/felis/USB_Host_Shield_2.0) - Revision 2.0 of USB Host Library for Arduino
* [pubsubclient](https://github.com/knolleary/pubsubclient) - A client library for the Arduino Ethernet Shield that provides support for MQTT
* [Teensy](https://www.pjrc.com/teensy/) - The Teensy is a complete USB-based microcontroller development system
## Tutorials
*Tutorials for arduino flash.*
* [Arduino-Tutorial-Series](https://github.com/sciguy14/Arduino-Tutorial-Series) - These are the supporting materials for my popular series of Tutorials on the Arduino Microcontroller Platform