General information about CMR is viewable on the CMR Overview Page.

Information about the UMM and its relationship to CMR is accessible on the Unified Metadata Model Information Page

CMR Metadata Provider user guide is located here: CMR Data Partner User Guide.

CMR Client Developer Information is available at CMR Client Developer Page and the CMR Client Partner user guide is accessible from

CMR Metadata Provider and Client Developer API Documentation, as well as the Client Developer's Forum, is available from the API Access Page

CMR / UMM Links

• Team Activities and Presentations
• Metadata Reconciliation Plans and Progress

Documentation Links

• Key CMR and UMM Documents
• ESO Document Review Information
• GCMD Documentation

Development Team Technical Documentation

• CMR Development Resources
• Computation of MODIS Tile Geometry
• OPeNDAP, OpenSearch, and the CMR
• Polygon Support in CMR Search and Ingest Interfaces
• Relevancy Ranking of Data Collections
• CGSync
• CMR Designs
• Catalog Service for the Web (CSW)

Questions, comments, technical issues, and change requests should be sent to: support@earthdata.nasa.gov