MQTT libraries

Python

• paho-mqtt, the MQTT Python client library of the Eclipse Paho project.

• For an example, see the basic MQTT example in Python.

MicroPython

• https://github.com/micropython/micropython-lib/blob/master/micropython/umqtt.simple/umqtt/simple.py

• See also MQTT with MicroPython.

C++/Arduino

General

• Arduino Client for MQTT by Nick O’Leary

• Adafruit MQTT Library from Adafruit

ESP8266

• esp_mqtt, the Native MQTT client library for ESP8266 by Tuan PM

• async-mqtt-client by Marvin Roger

• See also C++ (Arduino/ESP8266).

ARMmbed

• The ARMmbed MQTT library, a port of the Eclipse Paho Embedded MQTT C/C++ Client Libraries.

• ARMmbed ESP8266 MQTT example