- EDMED Metadata Profile
The European Directory of Marine Environmental Datasets metadata scheme, which is a profile of ISO 19115.
- Earth System Grid
A gateway providing a discovery service for climate data held at repositories across the globe. It supports use of the Common Information Model (CIM).
- MIBBI - Minimum Information for Biological and Biomedical Investigations
A common portal to a group of checklists of Minimum Information in nearly 40 biological disciplines.
- Repository-Developed Metadata Schemas
Some repositories have decided that current standards do not fit their metadata needs, and so have created their own requirements.