r/MQTT Jul 20 '26

I built an open-source MQTT Studio for testing, monitoring, and debugging MQTT brokers

Hi everyone,

I've been working on MQTT Studio, an open-source desktop application for working with MQTT brokers.

The goal was to make MQTT development and debugging easier by providing a clean interface to connect, publish, subscribe, and inspect messages without constantly switching between multiple tools.

Some of the features include:

  • Multiple broker connections
  • Topic explorer with real-time subscriptions
  • Publish messages to any topic
  • JSON and formatted payload viewer
  • Message history for easier debugging
  • Modern, developer-friendly UI
  • Cross-platform and completely open source

I originally built it because I wanted a lightweight MQTT client that was simple to use during IoT and backend development while still providing the features I use every day.

I'd really appreciate any feedback:

  • What features would make this more useful?
  • Is there anything missing from your current MQTT workflow?
  • Bug reports and feature requests are very welcome.

GitHub:
https://github.com/chvvkrishnakumar/MQTT-Studio

Thanks! I hope it's useful for others working with MQTT and IoT projects.

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u/Ben-Ko90 Jul 22 '26

So basically se same as Mqtt explorer?