FreeFileSync
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
File Move is a simple program for syncing the contents of two folders. PROCESSING OPTIONS - File comparison by size - File comparison by date (different, older...
File Move is a simple program for syncing the contents of two folders.
PROCESSING OPTIONS
File comparison by size File comparison by date (different, older, newer) File comparison by content Adding missing files to target folder Removing files that are not contained in source folder Include empty folders into synchronization
file-syncing
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
Create Synchronicity is a nice, lightweight backup program with a very user-friendly - yet powerful - interface, that synchronizes files and folders extremely quickly (it can even recognize paths such as "MyUSB"\MyFolder, and...
Free Open Source Windows
ChronoSync can synchronize, backup, and create bootable backups to almost anything you can connect to your Mac: select cloud services, other Macs, NAS drives, external drives, PC's or anything you can mount as a volume.
Commercial Mac OS X
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
Uranium is a light and reliable backup software for the protection of your personal and business data. An all-in-one solution able to suit all your needs, available in both free and commercial editions.
Freemium Windows