Free backup software

Areca Backup is a personal file backup software developed in Java.

BackupPC is a free disk-to-disk backup software suite with a web-based frontend.

Amanda, previously known as Advanced Maryland Automatic Network Disk Archiver is an open source computer archiving tool that is able to back up data residing on multiple computers on a network.

dar (disk archive) is a computer program, a command-line archiving tool intended as a replacement for tar in Unix-like operating systems.

Clonezilla is a free disk cloning, disk imaging, data recovery, and deployment computer program.

FSArchiver is a disk cloning utility for Linux.

Synkron is a multiplatform Qt application designed for synchronising two or more folders.

In computing, tar is a computer software utility for collecting many files into one archive file, often referred to as a tarball, for distribution or backup purposes.

rsync is a utility that keeps copies of a file on two computer systems.

Partimage is a disk cloning utility for Linux/UNIX environments.

Bacula is an open source, enterprise level computer backup system for heterogeneous networks.

Duplicati is a backup client that securely stores encrypted, incremental, compressed remote backups of local files on cloud storage services and remote file servers.

UDPcast is a file transfer tool that can send data simultaneously to many destinations on a LAN.

Back In Time is a backup application for Linux.

Redo Backup and Recovery is free backup and disaster recovery software.

DirSync Pro is an open source synchronization and backup utility for Windows, Linux, Mac OS X, and all other operating systems that run Java.

Partclone is a partition clone and restore tool.

Cobian Backup was a free, donation-supported backup software for Microsoft Windows.

"Obnam" is Free and open-source backup software.

Attic is a Backup system written mostly in Python (some performance critical parts are implemented in C and Cython).

Zmanda Recovery Manager is a perl-based utility used to automate backup and recovery of MySQL databases.

PING (Partimage Is Not Ghost) is a free software Linux-based live CD ISO image built upon the Partimage and Linux From Scratch (LFS) projects for disk cloning or backup purposes.

Bup is a Backup system written in Python.

FlyBack is an open-source backup utility for Linux based on Git and modeled loosely after Apple's Time Machine.

Grsync is a graphical user interface for rsync.

luckyBackup is a free backup application.

Mondo Rescue is free disaster recovery software.

Duplicity is a software suite that provides encrypted, digitally signed, versioned, remote backup of files requiring little of the remote server.