Does the August Smart Lock Pro (3rd generation) work with HomeKit, Alexa, and Google Home?
The August Smart Lock Pro (3rd generation) works with HomeKit and Z-Wave.
It includes DoorSense, and the Connect Wi-Fi Bridge adds remote access. It suits HomeKit users, with native support through Bluetooth. Google Home and Alexa users get native support through the maker's cloud. Home Assistant users get native support through Z-Wave.
How the device gets into the platform on this route. The headline is the best route: local before cloud, direct before bridged, core before community. The methodology page lists every level.