rsync
rsync is an open source utility that provides fast incremental file transfer.
An open source utility that provides fast incremental file transfer. It also has useful features for backup and restore operations among many other use cases.
rsync is freely available under the GNU General Public License and is currently being maintained by Andrew Tridgell.
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OpenRsync is a FREE, easy to use implementation of the rsync program.
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Rclone is a command-line program to manage files on cloud storage. It is a feature-rich alternative to cloud vendors' web storage interfaces. Over 40 cloud storage products support rclone including S3 object stores, business & consumer file storage services, as well as standard transfer protocols.
Synchronisation de fichiers entre plusieurs machines avec architecture master/master possible (topologie en étoile)