rsync is a utility for efficiently transferring and synchronizing files across computer systems, by checking the timestamp and size of files.

Areca Backup is a personal file backup software developed in Java. It is released under the GNU General Public License (GPL) 2.

ViceVersa is a free file synchronization software utility for Windows.

Déjà Dup is a simple backup tool. It hides the complexity of backing up the Right Way (encrypted, off-site, and regular) and uses duplicity as the backend. Fe…

Syncovery will copy your files the way you need it, Back up your data and synchronize PCs, Macs, servers, notebooks and online storage space.

FBackup is a data backup platform.