nFreezer is described as '(for encrypted freezer) is an encrypted-at-rest backup tool, designed specifically for the case when the destination server is untrusted. With nFreezer, the data is safe on the destination server even if a malicious user gets root access to it' and is an app in the backup & sync category. There are four alternatives to nFreezer for a variety of platforms, including Linux, BSD, Mac, Windows and Self-Hosted apps. The best nFreezer alternative is Syncthing, which is both free and Open Source. Other great apps like nFreezer are Rclone, rsync and Duplicity.
Open-source, peer-to-peer service offering encrypted file synchronization, ensuring data privacy and user-autonomy without relying on cloud storage or central servers, suitable for various uses.
Versatile command-line utility for syncing, copying, and verifying files across local disks and multiple cloud storage providers. Features include hash-based integrity checks, timestamp preservation, compression, encryption, and mounting storage as drives for backup and transfer tasks.
Utility for Unix file and directory synchronization using delta encoding for efficient transfer, supports compression, incremental backup, remote operation via SSH, customizable filters, permission and timestamp preservation, and daemon mode on TCP 873.
Duplicity is a software suite that provides encrypted, digitally signed, versioned, remote backup of files requiring little of the remote server.
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