Here is a good list of current apps.

Most of them aren’t older than several days but they improve incredibly fast.

https://lemmy.world/post/465785

At the moment the best way to find new communities imho.

A good starting point for content you are looking for might be the community browser.

Community Browser

Thank you. You wouldn’t recommend it’s frontend for larger datasets either?

I’m already using Grafana but hoped for a seeming less integration in HA