FreeFileSync
Open Source
FreeFileSync is a free open source backup software which helps you compare and synchronize files and folders on Windows, Linux and macOS.
Duplicati
Open Source
Duplicati is a backup tool, not a file sync tool.
Unison
Open Source
Unison is a file-synchronization tool for OSX, Unix, and Windows. It allows two replicas of a collection of files and directories to be stored on different ho…
Qtd Sync
Open Source
Qtd Sync is a backup client and server.
rsync
Open Source
rsync is a utility for efficiently transferring and synchronizing files across computer systems, by checking the timestamp and size of files.
Synkron
Open Source
Synkron is a multiplatform Qt application designed for synchronizing two or more folders. It is written in C++ and uses the Qt4 libraries. Synkron is distribu…
DirSync Pro
Open Source
DirSync Pro is an open source synchronization and backup utility for Windows, Linux, macOS, and all other operating systems that run Java.
Compare grsync with alternatives
Compare FreeFileSync and grsync and decide which is most suitable for you.