Integrate Xiaomi things without gateway

[job (Joachim Boeddeker)]

I use the already mentioned zigbee2mqtt, have a look here to integrate into openHAB2.

Howto use zigbee2mqtt with openHAB, removing proprietary bridges / gateways

If you want to use zigbee2mqtt with openHAB, please advance to the next level. The following is a far nicer implementation of the same stuff, just with the mqtt2 binding and a new option of zigbee2mqtt The old stuff, if you prefer the mqtt1 binding and too many tranformations, please go ahead. Recently io discovered zigbee2mqtt, which made me think of getting rid of my hue bridge and being able to use a large number of cheap sensors. This works pretty well. I already joined 15 devices (inclu…