Building a highly efficient and reliable file syncing product is not a trivial task. Seafile's data model and syncing protocol are purpose-built to implement fast and reliable file syncing. Thanks to this design, Seafile can sync 10 thousand small files within 1 minute. With more than 6 years real-world usage by over 1 million users, Seafile has become very stable and reliable. File histories and library snapshots allow you to easily restore any file or folder in the history.