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.
|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|