rsync

Duplicati is the only portable backup program, able to send backups in encrypted form to another computer or MS Live SkyDrive using one of several methods (WebDAV, FTP, SFTP/SCP/SSH, Amazon …

Déjà Dup is a simple backup tool. It hides the complexity of doing backups the 'right way' (encrypted, off-site, and regularly) and uses Duplicity as the backend. It features support …

Areca is a file backup software which can be run on Windows or Linux. It creates backup copies (which can be encrypted and compressed) of your files and stores them …

Toucan is a small portableapp utility allowing you to synchronise, backup and secure your data with more options than the built in suite utilities. It is split up into 7 …

DirSync Pro (Directory Synchronize Pro) is a small utility for file and folder synchronization without bidirectional file-deletion. DirSync Pro can be used to synchronize the content of one or many …

rsnapshot is a rsync based backup utillity, providing filesystem snapshot functionality. It can take incremental snapshots of local and remote filesystems for any number of machines.

Incremental backup like Microsoft System Restore or Apple Time Machine. Can also backup the whole linux distribution included the bootloader, in this case you can restore starting the PC with …

FlyBack is an open source backup utility based on Git and modeled loosely after Apple's Time Machine . FlyBack creates incremental backups of files which can be restored at a …