The library supports the CC3000, FONA, ESP8266, and now the Arduino Yun. It can even work with other network hardware & libraries which implement Arduino’s generic Client interface.

[TuanPM] ported over an MQTT library to the native ESP8266 SDK and of course there’s espduino, a port for an Arduino-plus-ESP combo.

This video demonstrates how to set up a remote temperature monitoring system using an Arduino Uno R4 WiFi, an LM35 temperature sensor, and the MQTT protocol. The system captures ambient temperature ...