HiveMQ Public Broker
MQTT Dashboard

HiveMQ Cluster
Connection Issue Detected! ⚠️

We're experiencing difficulty retrieving data from the MQTT broker monitoring API, which may result in the display of inaccurate or zero values. This could indicate a potential issue with the MQTT broker or the monitoring system. Our team is already investigating the problem.

Please be assured that we are actively working to resolve this issue. In the meantime, you may experience limited or delayed updates on the dashboard. We apologize for any inconvenience this may cause and appreciate your patience.

For immediate assistance or to report any concerns, please reach out to our support team at HiveMQ Community Forum. Thank you for your understanding.

Clients Connected

Topic Subscriptions

MQTT Sessions










Cluster Size
0 Nodes


The MQTT Dashboard utilizes the HiveMQ MQTT broker. You can use any MQTT client or library to publish to the broker.

With our free, fully managed MQTT Cloud Platform HiveMQ Cloud you can create reliable, scalable and secure MQTT cloud-broker clusters that are built for production. Sign up and you are ready to connect up to 100 IoT devices at no cost (no credit card required).

Getting Started

If you are new to MQTT and want to know how it works take a look at the MQTT Essentials which explains all the basics in a very digestible manner.

You can use our MQTT Websocket client to publish and subscribe to the broker. A list of assorted MQTT client tools with tutorials about their features can be found in the MQTT Toolbox.

If you want to use MQTT in your software project you can take a look at the MQTT Client Library Encyclopedia, which contains a range of HowTos on MQTT client libraries for different programming languages.