Have you checked out rclone? Local encryption, targets almost any cloud storage provider, and open source. Syncthing might also be part of a solution to this w

Have you checked out rclone? Local encryption, targets almost any cloud storage provider, and open source. Syncthing might also be part of a solution to this with the Untrusted Devices feature [1]. 0: https://rclone.org/ https://rclone.org/ 1: https://docs.syncthing.net/users/untrusted.html https://docs.syncthing.net/users/untrusted.html