FreeFileSync
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
csync is a lightweight utility to synchronize files between two directories on a system or between multiple systems. It synchronizes bidirectionally and allows the user to keep two copies of files and directories in sync.
csync is a lightweight utility to synchronize files between two directories on a system or between multiple systems.
it synchronizes bidirectionally and allows the user to keep two copies of files and directories in sync. csync uses widely adopted protocols, such as smb or sftp, so that there is no need for a server component. it is a userlevel program which means you don’t need to be a superuser or administrator.
together with a pluggable authentication module (pam), the intent is to provide roaming home directories for linux.
backup-and-restore folder-sync synchronization
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
Backuplist+ is a popular "wrapper" application for the new rsync 3.0.6 copy tool. It is a powerful backup application that is simple for novice users and offers many choices for the more advanced user.
Free Mac OS X