BitReplica is a tool for backing up files stored on your Windows PC. It protects your photos, music, documents and any other data from being lost due to a hard drive crash, virus attack or accidental deletion.

MirrorFolder is a real-time folder mirroring and synchronization software to backup files on Windows desktop/laptop/server computers.

Z-DBackup is a modular backup system which can copy complex data sets quickly, easily and reliably to any kind of target drive and optionally even to CD-R/W, DVD+/-R/W, DVD-RAM, Blu-Ray, tape, USB flash drives and many more.

Lsyncd watches a local directory trees event monitor interface (inotify or fsevents). It aggregates and combines events for a few seconds and then spawns one (or more) process(es) to synchronize the changes. By default this is rsync.

Sync two folders on Windows.

Powerful folders and archives synchronization tool. Built-in support for zip archives and FTP. Can be used as backup tool, for folders comparison, and for CDRW verification. Produces HTML reports and printout of folders comparison result.

Backup, synchronization and archiving for Windows 7 and 8.

SaftBackup is an english & german backup-software including version control. Backup of locked files via Volume Shadow Copy, automatical limits for the number of backups or backup age.

Yadis! is a free and easy backup application that protects your private information within minutes. It's intuitive design will guide you through a few steps, and before you know it, your personal data is brought in safety.

SSuite Office Backup Master is a backup software solution designed to backup your data either on the local computer or onto another system in the network.

AnyBackup is designed to keep two pools of volumes in sync with one another. The primary use case is backing up one large network array to several smaller volumes. These syncs are intended to be periodic and user initiated.

MKSBackup is a free front-end for common backup tools like MS Windows ntbackup, and it successor wbadmin, Un*x tools like tar, but also popular ghettoVCB to backup Virtual Machine on VMware ESX(i) host.