Duplicacy

You want encrypted incremental backups to many clouds with cross-machine dedup to save space. Duplicacy takes a novel approach: a new-generation cloud backup tool using lock-free deduplication to encrypt and incrementally back up to many cloud storages.

Features

Cross-Source Dedup: Efficient incremental backup.

Many Backends: Supports many clouds.

Encryption: Client-side encryption.

CLI: Scriptable automation.