MQTT Beginners Guide

The IoT protocol explained with Python

Internet of Things (IoT) and the need for communication. MQTT for the win. (Source)

Why should you spend 5 minutes of your life reading this story? Because after reading this…

• …you have a basic understanding of the MQTT protocol
• …you know when to use MQTT
• …you have the practical experience and can follow along the provided examples using the free Mosquitto MQTT broker and Python MQTT client library Paho-MQTT.

I recommend also following along with this article with my video on YouTube, which explains some more details behind the theoretical concepts and technical implementation.

MQTT Basics

MQTT is not a new protocol. The first version was published back in 1999, but its popularity is dramatically increasing recently, especially in the Internet Of Things (IoT) context.

There are more and more devices, sensors, phones, embedded systems like connected cars or smart homes with the need to communicate with each other. With the rise of the IoT revolution, MQTT is experiencing a second…