free@home
homebridge-freeathome-local-api · v1.24.0
Adds Busch-Jaeger free@home lights, outlets, thermostats, door openers and sensors to HomeKit.
What it says it supports
Brands
- Busch-Jaeger
- ABB
Devices it names
- switch actuators
- dimmable lights
- thermostats
- door openers
- smoke detectors
- motion sensors
- weather station sensors
- radiator actuators
- blind and shutter actuators
Shows up in Apple Home as from its README
Sensor readings in its code
What people report
Maintainer adds free@home devices by function ID after users supply device JSON; thermostats and wireless dimmers were added.
- Works2
- Partly works1
| Device | Status | What they said | Source |
|---|---|---|---|
| Busch-Jaeger free@home Comfort room temperature controller | Works | Function ID 3e support added after report and device configSaved copyMeasured temperatures seem also to be plausible but it's harder to compare since in the Busch Jäger system the mean temperature from multiple thermostats seem to be taken. Yes, I have noted that myself. I have a room that has two B+J room temperature controllers. in the free@home app I'm seeing an (incorrect) aggregated temperature. [26/08/2023, 13:19:10] [FreeAtHomeLangstreet] ABB700D78F22 (ch0000): Cannot configure accessory for FunctionID '3e'! Thanks for that hint. I'll publish a new version shortly that fixes this issue. Excerpt saved from GitHub on 2026-10-22. | Issue #74 · 2023-07 |
| Busch-Jaeger free@home wireless dimming actuator | Works | Works under Experimental Accessories in 1.11.0-pre.0; user confirmedSaved copyDescribe The Bug: The dimming actuators from Busch Jeager do not show up in the apple home app. Normal light switches work, dimmers do not. To Reproduce: Connect to free@home system with dimming actuators. Expected behavior: Dimming actuator shows up in the home app Allow to turn on and off the light Allow setting the brightness level Logs [30/12/2023, 14:31:58] [Busch Jaeger] Connection opened [30/12/2023, 14:31:59] [Busch Jaeger] Restoring existing accessory from cache: Hoek lamp [30/12/2023, 14:31:59] [Busch Jaeger] Restoring existing accessory from cache: Hoek lamp [30/12/2023, 14:31:59] … Excerpt saved from GitHub on 2026-10-22. | Issue #84 · 2023-12 |
| Busch-Jaeger free@home 4.3 inch RTR (ABB700DB6452) | Partly works | Set temperature returned HTTP 403, current temp missing; uses different data points; later closedSaved copyProblem witht the Support of the 4,3 Display RTR Changing Temperature: [29/12/2022, 12:54:14] [My free@home Setup] Office RTR (Room Temperature Controller ABB700DB6452 (ch0010)) set characteristic TargetTemperature -> 20 [29/12/2022, 12:54:14] [My free@home Setup] Received HTTP 403 status code unexpectedly: [29/12/2022, 12:54:14] [homebridge-freeathome-local-api] This plugin threw an error from the characteristic 'Target Temperature': Unhandled error thrown inside write handler for characteristic: Received HTTP 403 status code unexpectedly: . See https://homebridge.io/w/JtMGR for more info. … Excerpt saved from GitHub on 2026-10-22. | Issue #42 · 2022-12 |
Gathered from the plugin’s GitHub issues, pull requests, discussions, wiki and docs, and from r/homebridge. These are individual reports, so check the linked thread and the date before you buy.
How it connects
Local
System Access Point local API (firmware above 2.6.0)
You’ll need
- free@home System Access Point
Compatibility
| Verified by Homebridge | Yes |
|---|---|
| Homebridge versions | >=1.8.0 || ^2.0.0-beta.0 |
| Homebridge 2.0 | Yes |
| Node.js | ^22.19.0 || ^24.11.0 |
| Settings in Homebridge UI | Yes |
| Matter | No |
| Platform name | FreeAtHomeLocalApi |
| License | MIT |
Community signals
| Downloads a week | 174 |
|---|---|
| Downloads a month | 650 |
| GitHub stars | 17 |
| Open issues | 6 |
| Closed issues | 66 |
| Last code push | 2026-10-21 |
| Latest version | 1.24.0 (2026-10-06) |
| First published | 2022-06-14 |
| Releases | 79 |
In ReReHome
Whatever this plugin publishes reaches Apple Home as a normal HomeKit accessory behind your Homebridge bridge, so ReReHome shows and controls it like any other.
Bridges get their own settings page listing the accessories behind them.
Caveats from the README
- Blind, shutter and awning actuators are experimental
- Sensors need a home hub
HomeKit services in its code
Found by scanning the published npm package. A plugin can register a service only for some devices.
- ContactSensor
- LightSensor
- Lightbulb
- LockMechanism
- MotionSensor
- Outlet
- SmokeSensor
- StatelessProgrammableSwitch
- Switch
- TemperatureSensor
- Thermostat
- WindowCovering
