Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Flathub
- PortableApps.com
- Chocolatey




MirrorFolder is described as 'Real-time folder mirroring and synchronization software to backup files on Windows desktop/laptop/server computers' and is a File Sync tool in the backup & sync category. There are more than 10 alternatives to MirrorFolder for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best MirrorFolder alternative is FreeFileSync, which is both free and Open Source. Other great apps like MirrorFolder are rsync, Unison File Synchronizer, SyncToy and Bacula.
Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.




Utility for Unix file and directory synchronization using delta encoding for efficient transfer, supports compression, incremental backup, remote operation via SSH, customizable filters, permission and timestamp preservation, and daemon mode on TCP 873.



Unison is a file-synchronization tool for POSIX-compliant systems (e.g. *BSD and GNU/Linux), macOS and Windows, with the caveat that the platform must be supported by OCaml. It allows two replicas of a collection of files and directories to be stored on different hosts (or diffe.


SyncToy is a free PowerToy designed by Microsoft, that provides an easy to use graphical user interface that can automatically synchronize local or network files and folders, but not WebDAV-, "Windows Mobile" files or folders and no triangle-sync as only Allway Sync...

Bacula is a set of computer programs that permit managing backup, recovery, and verification of computer data across a network of computers of different kinds.




Powerful Win utilities: fix registry, clean junk, protect privacy, optimize system, quick launch, find duplicates, folder size, see more recent resources, activity monitor, batch operation, synchronization, disable context menus, skip UAC, trace file.




LuckyBackup is an application that backs-up and/or synchronizes any directories with the power of rsync.




FBackup is a free backup software for both personal and commercial use. It protects your important data by backing it up automatically to any USB/Firewire device, local or network location. The backed up data can be either compressed (using standard zip compression) or an exact...



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 locate the USB drive called...



Kup is created for helping people to keep up-to-date backups of their personal files. Connecting a USB hard drive is the primary supported way to store files, but saving files to a server over a network connection is also possible for advanced users.




Automates file, folder, and drive synchronization with one- or two-way sync, scheduled jobs, LAN and USB support, portable use, change detection, reporting, and optional add-ons for exclusive file handling and Windows service operation.



