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… ...

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

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.