Various things I have integrated in HA.
IHC - Light, Dimmer, Swich
Milight - Bulb
Zigbee - Plug, Switch, Termostate
Ikea Trådfri - Roller blinds, Plugs, Switch, Bulb.
Gardna - Sileno
Roborock - S6 MaxV
Reolink - Cam, Doorcam
MQTT - EspEasy (HC-SR04 - salt level in water softener)