Is there a way to connect the TP-LINK TAPO T300 water leak sensor to Homey Pro?

It would be my choice because it also has an on-board alarm system, too. It doesn’t show up in Homey’s Tapo app but maybe someone found a workaround…

Same question here.

That’s not possible. The Tapo hub does not expose the sensors via the API, as stated by the Tapo app developer: