SaBackup creates incremental backups of your data. For this it utilizes Microsoft's Robocopy and the Volume Shadow Copy Service. You can use any file browser to access your backups, no special program is needed.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.