[RELEASE] MQTT Connection State Monitor for Home Assistant

Blueprints Exchange
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:satellite_antenna: MQTT Connection State Monitor

Open your Home Assistant instance and import a blueprint.

Monitors MQTT Connection State binary sensors and sends notifications when devices remain offline longer than the configured duration.

Built on top of @studioIngrid’s excellent MQTT Connection State integration – A huge thank you for the great foundation!

Requirements

  • Home Assistant 2024.6.0 or newer
  • MQTT Connection State integration (must be installed separately)
  • One Input Text helper with maximum length of 255 for notification tracking

Features

  • Delayed offline detection with configurable duration
  • Duplicate notification protection (each device notified only once per offline event)
  • Optional offline/online Companion App notifications
  • Optional offline/online custom actions (Telegram, Discord, scripts, webhooks, etc.)
  • Automatic recovery handling when devices come back online
  • Device exclusion list
  • iOS notification grouping (Group ID: mqtt_connection_state)
  • Custom notification icons (:red_circle: offline / :green_circle: online)

Documentation

Full documentation, setup instructions, variable references, and action examples are available on GitHub:

:backhand_index_pointing_right: GitHub - dabo53ck/mqtt-connection-state-monitor: Home Assistant Blueprint to monitor MQTT Connection State binary sensors · GitHub

Feedback

This is a public beta. Please report bugs or suggestions via Issues or Pull Requests.

Add connection state (online/offline) to every z2m device (or other MQTT device)
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:loudspeaker: Release v0.1.1-beta — Multi-Device Notifications & Concurrency Fix

Just pushed a new beta version with major improvements:

Highlights

  • Multiple device notifications — Send alerts to all your phones simultaneously
  • Platform-aware options — iOS interruption levels, Android priority/sticky/channels
  • Concurrency fix — Parallel events processed correctly (mode: queued)

:warning: Breaking Changes

  • Notification selector changed from entity to device (mobile_app filter)
  • Requires Home Assistant 2024.8.0 or newer
  • Existing notification targets need reconfiguration

Full Changelog

Import in Home Assistant

Open your Home Assistant instance and import a blueprint.

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