MQTT Explorer is a game-changer diagnostic tool to troubleshoot, control, and manage the smart devices that use MQTT.

The project itself is very simple: getting push notifications via MQTT when a wireless doorbell sounds. But as [Robin Reiter] points out, as the “Hello, world!” program is a time-honore… ...

The addition of MQTT protocol support paves the way to bringing SCADA control systems and other industrial IoT deployments to Azure. Here’s how to get started.