" A standard way to present MOF meta-data modeling objects using XML". //ftp.pmg.org/pub/docs/ad/98-1005.pdf
XML Metadata Interchange, an OMG specification that provides a standard way of exchanging metadata between software tools, repositories and data warehouses. XMI is based on XML, UML and MOF.
An open information interchange model intended to give developers working with object technology the ability to exchange programming data over the Internet in a standardized way, bringing consistency and compatibility to applications created in collaborative environments. XMI is intended to be either stored in a traditional file system or streamed across the Internet from a database or repository.