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Matter Server

A Matter Controller Server over WebSockets

Home Assistant

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About this app

🛜 This project implements a Matter Controller Server over WebSockets using the official Matter (formerly CHIP) SDK as a base and provides both a server and client implementation.

🏠 The goal of this project is primarily to have Matter support in Home Assistant but its universal approach makes it suitable to be used in other projects too.

What's new
Version 8.1.1last month

This release includes several improvements and bug fixes.

Key updates:

  • Improved error handling when deleting Matter bindings
  • Limited fabric labels to 32 characters, with truncation for longer labels
  • TCP support is currently disabled
  • Various internal improvements and optimizations

Full release notes are available at https://github.com/home-assistant-libs/python-matter-server/releases

Version 8.1.02 months ago

This release includes several improvements and bug fixes.

Key updates:

  • Added ObstructionDetected attribute for Eve devices
  • Logged primary interface used by Python Matter server at startup
  • Added Heiman cluster support
  • Updated to Matter SDK 2025.7.0
  • Added multiplier and divisor attributes to ThirdReality metering cluster
  • Added custom weatherTrend attribute for Eve Weather device
  • Introduced node binding dialog

Full release notes are available at https://github.com/home-assistant-libs/python-matter-server/releases

Version 8.0.05 months ago

This release includes several improvements and bug fixes.

Key updates:

  • Improved Matter DNS-SD service parsing
  • Added Mounted device types (1.4)
  • Removed unnecessary libgirepository dependency
  • Enhanced multicasts for service discovery
  • Added custom cluster for Inovelli VTM31-SN Dimmer
  • Improved support for local updates with the same version string

Full release notes are available at https://github.com/home-assistant-libs/python-matter-server/releases

Version 7.0.19 months ago

Matter Server 7.0 and 7.0.1 contains support for Matter 1.4, multiple improvements and bug fixes.

Key Updates:

  • ⚠ Breaking Change: Updated to Matter 1.4 wheels and device types
  • Improved storage reliability with atomic writes and fixed settings file issues during initial startup.
  • Enhanced documentation structure for easier navigation.
  • Added custom features like draft ElectricalMeasurement cluster and updated naming for certification.

Full release notes are available at https://github.com/home-assistant-libs/python-matter-server/releases

Information

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