@rek2 no, we sadly don't and we're still very much considering which services to add, erring on the side of "as few as possible". There are secure chats out there, integrate those rather than build something new.
Though cloud hosting is common, kbfs is rather unique in terms of encryption, true.
Keyoxide should be viewed as a partial replacement focusing completely on identity verification. But who knows what we might add in the future!
Hispagatos - Anarcho hacker collective a(A)a