openhab-docs/_addons_bindings/mqtt.homeassistant/readme.md

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---
id: mqtt.homeassistant
label: HomeAssistant MQTT Components
title: HomeAssistant MQTT Components - Bindings
type: binding
description: "HomeAssistant MQTT Components are recognized as well. The base topic needs to be **homeassistant**."
since: 3x
install: manual
---
<!-- Attention authors: Do not edit directly. Please add your changes to the appropriate source repository -->
{% include base.html %}
# HomeAssistant MQTT Components Binding
HomeAssistant MQTT Components are recognized as well. The base topic needs to be **homeassistant**.
The mapping is structured like this:
| HA MQTT | Framework | Example MQTT topic |
|-----------------------|---------------|------------------------------------|
| Object | Thing | homeassistant/../../object |
| Component+Node | Channel Group | homeassistant/component/node/object|
| -> Component Features | Channel | state/topic/defined/in/comp/config |
## Limitations
* The HomeAssistant Fan Components only support ON/OFF.
* The HomeAssistant Cover Components only support OPEN/CLOSE/STOP.
* The HomeAssistant Light Component only supports RGB color changes.
* The HomeAssistant Climate Components is not yet supported.