
FreeFileSync
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
Directory Compare is a utility to help you keeping copies of your important directories (documents, programs under development and so on) in a backup hard disk or any other storage system (like USB drives or CD-RW disks).
Directory Compare is a utility to help you keeping copies of your important directories (documents, programs under development and so on) in a backup hard disk or any other storage system (like USB drives or CDRW disks). The copy can be made (semi)automatically or in an interactive way.
Portable File sync Folder Mirroring
portable backup-and-restore file-synchronization folder-sync synchronization folder-mirroring
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
Free Open Source Mac OS X Windows Linux Debian CentOS Ubuntu openSUSE
Allway Sync is a file and folder synchronization software for Windows.
Freemium Windows
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 folders recursively.
Free Open Source Mac OS X Windows Linux
@MAX SyncUp is a feature-rich utility for backing up and synchronizing data on a local network or over the Internet. @MAX SyncUp provides an Apple Time Machine style backup using hard links.
Free Personal Windows