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Domoticz Companion DZVents

Self-hosted MQTT broker dashboard for IoT devices

Home Automation ★ 4k stars Easy setup Apache-2.0

This entry covers MQTT Explorer, a self-hostable web and desktop tool for inspecting and debugging MQTT traffic from smart home devices. It visualizes topic hierarchies and message payloads in real time.

Official siteSource code

Key features

  • Visual MQTT topic browser
  • Real-time message inspection
  • Payload diff highlighting
  • Cross-platform

Pros & cons

Strengths

  • Invaluable for debugging
  • Clear topic tree view

Trade-offs

  • Diagnostic tool not a hub
  • No automation features

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