The MMI Ontology Registry and Repository (ORR) is a web application through which you can create, update, access, and map ontologies and their terms.

• The MMI ORR User Manual is located here.
• More information about the MMI Semantic Framework, of which the ORR forms a part, can be found here. Previous documentation about the ORR can be found here.

If you have any trouble or suggestions about ORR please contact us.