Easily the most well-known family of microcontrollers these days, which effectively kickstarted an entire wave of open hardware development.

Although a bit limited and bulky by today’s standards, the Arduino compiler and IDE became a common staple of DYI electronics and Maker activities.


Date Link Notes
Dec’17 pubsubclient A tiny “MQTT”:Wikipedia:MQTT library
May’16 Microscheme A Scheme subset designed for Atmel microcontrollers
uLISP A LISP interpreter for the Arduino