* [Cryptosuite](https://github.com/Cathedrow/Cryptosuite) - Cryptographic suite for Arduino
* [TinyGPS](https://github.com/mikalhart/TinyGPS) - A compact Arduino NMEA (GPS) parsing library
* [Arduino-EEPROMEx](https://github.com/thijse/Arduino-EEPROMEx) - Extended EEPROM library for Arduino
* [Arduino-CmdMessenger](https://github.com/thijse/Arduino-CmdMessenger) - CmdMessenger Communication library for Arduino
* [arduino-libs-manchester](https://github.com/mchr3k/arduino-libs-manchester) - Arduino Manchester Encoding
* [ShiftPWM](https://github.com/elcojacobs/ShiftPWM) - Arduino Library for software PWM with shift registers
* [Arduino-EasyTransfer](https://github.com/madsci1016/Arduino-EasyTransfer) - An Easy way to Transfer data between Arduinos
* [Arduino-SerialCommand](https://github.com/kroimon/Arduino-SerialCommand) - A Wiring/Arduino library to tokenize and parse commands received over a serial port.
* [TMRpcm](https://github.com/TMRh20/TMRpcm) - Arduino library for asynchronous playback of PCM/WAV files direct from SD card
* [Mozzi](https://github.com/sensorium/Mozzi) - a sound synthesis library for Arduino
* [StandardCplusplus](https://github.com/maniacbug/StandardCplusplus) - Standard C++ for Arduino (port of uClibc++)
* [ArdOSC](https://github.com/recotana/ArdOSC) - Open Sound Control(OSC) Library for Arduino
* [arduino-serial](https://github.com/todbot/arduino-serial) - Example C and Java host code to talking to an arduino or other "serial" device
* [Bounce2](https://github.com/thomasfredericks/Bounce2) - Debouncing library for Arduino or Wiring
*3D Printer .*
@ -83,12 +110,15 @@ A curated list of awesome Arduino hardwares, libraries and projects
* [esp8266](https://github.com/ssokol/esp8266) - ESP8266 Wifi library and sample code for Arduino
* [arduino_uip](https://github.com/ntruchsess/arduino_uip) - A plugin-replacement of the stock Arduino Ethernet library
* [HttpClient](https://github.com/nmattisson/HttpClient) - Http Client Library for the Spark Core