The Github page has one: https://github.com/ricochet-im/ricochet/
> As far as I can see currently the only widely used, secure protocols are Matrix and XMPP with OMEMO.
secure != metadata free
The Github page has one: https://github.com/ricochet-im/ricochet/
> As far as I can see currently the only widely used, secure protocols are Matrix and XMPP with OMEMO.
secure != metadata free