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BorgBackup Website Full Guide (2026)

Deduplicating backup program with compression.

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Updated May 26, 2026

screenshot of BorgBackup

Introduction

When a server, workstation, or home lab needs a point-in-time copy before an upgrade, cleanup, or disk move, BorgBackup is the kind of backup tool that comes into play. It builds deduplicated, compressed, optionally encrypted archives so repeated backups store only changed data, which keeps repository growth under control. In Backup Solutions, it sits on the operator-driven side of the spectrum: more like a dependable snapshot and retention engine for filesystems and remote repos than a turnkey cloud backup service.

Fit comes down to how you run backups in practice. BorgBackup makes sense when you want scripted jobs, clear retention with prune, SSH-accessible offsite repositories, and restores you can test at the file or archive level without a heavy management layer. Judge it on repository setup, key handling, restore drill simplicity, corruption checks, and how comfortably your team works from the command line. If you need centralized endpoint administration or a polished GUI-first restore experience, it is less suitable.

Key Features

Core Capabilities

1

Content-defined chunk deduplication across archives

2

LZ4, Zstd, zlib, and LZMA compression options

3

Client-side authenticated encryption

4

SSH-backed off-site repositories

5

Mountable archives for file-level restore

Use Cases

For Sysadmins

Before a risky server upgrade, capture a restorable system state

BorgBackup fits admins who want encrypted, deduplicated archives sent to another host over SSH, with retention handled through prune rules instead of heavyweight image backup software. It is a better match for Linux filesystems, config trees, and user data than for bare-metal recovery scenarios that depend on a full appliance stack.

How to Use BorgBackup

Choose the source data and repository location

Open borgbackup.org and head to the documentation or quickstart, then decide what you are actually backing up first: a home directory, project tree, server config, or another concrete path. Pick the repository location at the same time, such as an external drive, a second machine over SSH, or a separate local volume.

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