a set of utility programs developed by Microsoft for migrating documents and associated descriptive information ("metadata") from SharePoint Portal Server web storage system document libraries to SharePoint Portal Server 2003 SQL Server document libraries. The tools can export documents and associated metadata from SharePoint Portal Server 2001 document libraries as well as SharePoint Portal Server 2003 backward-compatible document libraries - both of which are based on Microsoft web storage system technology. The content expected by the tools can be imported into SharePoint Portal Server 2003 SQL Server document libraries