
FreeFileSync
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
DirSync is a directory synchronisation tool, which can also be used for backupping data.
DirSync is an intuitive backup tool that can be run without installation. By comparing source and target files, only required files are copied, which greatly increases the working speed. By using multiple jobs, it is possible to perform complex data backups.
DirSync can work with drive serial number instead of drive letters.
portable file-synchronization folder-sync
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
SyncFolders helps you to synchronize the contents of two folders, including any subfolders, track file modifications and deletions in a local database, propagate deletions and detect file renames, which is a noteworthy feature.
Free Windows