nostr:note138dvj5rfymyzqtwyucmt4mfv43hf5qjlq3cl0mhuxumymcd85fmsktfc8e 0xchat has implemented a secure DMs to prevent metadata leaks

https://github.com/0xchat-app/0xchat-core/blob/main/doc/friends.md

iOS & Android Download link: www.0xchat.com