[drdaeman]

Except that Git Annex has encryption (with OpenPGP support, which is perfect, because I can use a proper HSM) and chunking, and can replicate data across multiple clouds and/or local drives.

This thing mentions encryption, but I think it only exists somewhere on the roadmap.

[outofpaper]

RClone has a great encryption module too https://rclone.org/crypt/