Go to the Supervisor Panel, select Add-on Store, click the three little dots on the upper right and select Repositories. Now fill the Add repository testbox with https://github.com/schumijo/homeassistant-addons/ and click Add.
Somfy Protect 2 MQTT (Minims/SomfyProtect2MQTT) - DEPRECATED
Publish Somfy Home Alarm as MQTT messages.
Somfy Protect 2 MQTT (dev branch) (Minims/SomfyProtect2MQTT) - DEPRECATED
Publish Somfy Home Alarm as MQTT messages (dev branch).