Glossary ======== .. glossary:: :sorted: Nextcloud Sync Client Nextcloud Client Name of the official Nextcloud syncing client for desktop, which runs on Windows, macOS and Linux. It uses the CSync sync engine for synchronization with the Nextcloud server. Nextcloud Server The server counter part of Nextcloud Client as provided by the Nextcloud community. mtime modification time file modification time File property used to determine whether the servers' or the clients' file is more recent. Used only when no sync database exists and files already exist in the client directory. unique id ETag ID assigned to every file and submitted via the HTTP ``Etag``. Used to check if files on client and server have changed.