It will be open source, end to end encrypted using Signal’s double ratchet encryption protocol, and he plans to make it easy for fediverse platforms to integrate it. The beta will release later this month.
He’s also the creator of https://fedidb.org btw
I’ve been following Daniel since he started working on Pixelfed and dude’s a beast. His code and skill improved astronomically and he just doesn’t stop. Great example of how “doing it” is best way to learn anything software related.