BorgBackup is described as '(short: Borg) is a deduplicating backup program. Optionally, it supports compression and authenticated encryption' and is a popular Backup Client in the backup & sync category. There are more than 25 alternatives to BorgBackup for a variety of platforms, including Linux, Mac, Windows, Self-Hosted and BSD apps. The best BorgBackup alternative is Duplicati, which is both free and Open Source. Other great apps like BorgBackup are Restic, TimeShift, Acronis True Image and Kopia.
Proxmox Backup Server is an enterprise backup solution, for backing up and restoring VMs, containers, and physical hosts. By supporting incremental, fully deduplicated backups, Proxmox Backup Server significantly reduces network load and saves valuable storage space.
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Duplicity is a software suite that provides encrypted, digitally signed, versioned, remote backup of files requiring little of the remote server.
An open-source backup and restore platform built for modern workloads. It offers encrypted, deduplicated, and instantly recoverable snapshots across file systems, object stores and cloud environments.
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Rustic is a backup tool that provides fast, encrypted, deduplicated backups written in Rust. It reads and writes the restic repo format described in the design document and can be used as a restic replacement in most cases.
BackupPC is a high-performance, enterprise-grade system for backing up Linux, WinXX and MacOSX PCs and laptops to a server's disk. BackupPC is highly configurable and easy to install and maintain.
A cross-platform folder backup software, based off a forked version of kopia. Since it uses kopia, you get end to end encryption with your own password.
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Burp is a network backup and restore program. It uses librsync in order to save network traffic and to save on the amount of space that is used by each backup. It also uses VSS (Volume Shadow Copy Service) to make snapshots when backing up Windows computers.
rdiff-backup backs up one directory to another, possibly over a network. The target directory ends up a copy of the source directory, but extra reverse diffs are stored in a special subdirectory of that target directory, so you can still recover files lost some time ago.
ZBackup is a globally-deduplicating backup tool, based on the ideas found in rsync. Feed a large .tar into it, and it will store duplicate regions of it only once, then compress and optionally encrypt the result.
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