Sensor for "is Dashboard XYZ currently visible on any client"?

[tom_l]

If anything can do it, then it would be this

Browser_mod - turn your browser into a controllable device, and a media_player

Ok… so here’s my first ever custom component It does what my lovelace plugins lovelace-player and browser-commander used to do, but with backend support. From the readme: Make the camera feed from your front door pop up on the tablett in your kitchen when someone rings the doorbell. Have a message pop up on every screen in the house when it’s bedtime. Make the browser on your workstation switch to a specific tab when the kitchen light is on after midnight Play a TTS message on your work c…

I don’t think it can though.