Thanks.
In that case…
CrazyIvan’s MQTTany might be a way forward, if you’re comfortable programming patterns in Python.
Or having a little headless (with dummy 4K HDMI plug) Windows machine running one or more instances of Jinx!, with openHAB2 remotely controlling them.
As per my link in my first reply.
“Budget and imagination are the only two limits in life”
Good luck.