Not really messaging right now, but still looking for a family internal chat solution. There has been some development on #nostr, like 0xchat, and we also have experimented with Delta Chat in the past. 🤔

0xchat

0xchat⚡️ - Secure Encrypted Chat App Built on Nostr Protocol

Decentralized secure messaging on Nostr. End-to-end encrypted DMs, private groups, voice & video calls, and Lightning payments. No registration req...

https://delta.chat/

Don't forget Keychat and White Noise too

I like SimpleX