0xchat on Nostr: It's private. We use NIP-17 as our default DM type, and we also support private group ...

It's private. We use NIP-17 as our default DM type, and we also support private group and public channel features. Let me know if you have any problems when using it. :)

NIP-17 can help prevent metadata leaks:
https://github.com/nostr-protocol/nips/blob/master/17.md";