Bitwarden is great, you can also optionally self-host it with vaultwarden.

Why wouldn’t you use Kagi?

Pleasepleaseplease don’t forget, we must see it!

Yes, they do, but it’s very inconvenient. You can’t access such chats on desktop, no cloud syncing…

I second that

Their prices suck tho, compared to hetzner

I would recommend Hetzner. Their prices are pretty good, VPSs are under GDPR and they have servers in Germany, Finland, Singapore and the USA.

Nope, it is impossible to have messages deleted after a specific time. There is simply no way to do it.

How does xmpp handle it?

The push notifications can be encrypted. Threema encrypts them, for one.

XMPP and Matrix

Messages can be encrypted

Is that…Google Chrome and Discord‽ Blasphemy.