For anyone needing something like that right now - not wanting to wait for their release I can recommend Tody. It really helped me and my SO.

I had similar problems with other games - my solution almost every time was to use protonge

(yay -S asdf

asdf install protonge)

Searxng - any of the instances hosted in Germany Brave search - but only search

Isn’t that just group chats? Or what do you mean with multi chat rooms?

Here is the only overview you’ll ever need