SynchronEX for Linux realizes robust multi-directional file tree synchronization and backup over local & network paths in any situation: From laptop synchronization to scheduled backup tasks to incremental FTPDAV website upload. It supports true synchronization of (re)moved files and directories provides collision detection and advanced wildcard filters. A GUI front-end with more than 15 wizards makes it easy to use. A simulation mode error level control project scripts (Python) and a shell (batch) interface meet the needs of advanced users. An integrated job scheduler logging features and super-project options enable extensive automation. The virtual file system design of this file synchronizer integrates ZIP archives FTP FTPS SFTP WebDAV automatic file version tracking (XVS) split-backup on changeable media and other storage options seamlessly. Amongst extra tools is a duplicate file finder.