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The Big Ten Academic Alliance Geoportal aggregates metadata from 12 different institutions providing a single place to find and use aerial imagery, geospatial data, and scanned maps from multiple GIS data clearinghouses and library catalogs.

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CUGIR provides free and open access to geospatial data for New York State, as well as worldwide geospatial data created by Cornell researchers.

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The Dryad Digital Repository is a curated resource that makes research data discoverable, freely reusable, and citable. Dryad provides a general-purpose home for a wide diversity of data types, and it participates in the Data Curation Network.

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The NYU Spatial Data Repository is a search and discovery platform for geospatial data created by NYU's Data Services. The application is the entry point for discovering and accessing NYU's spatial data collections.

Check out GeoBlacklight@NYU »

The Norman B. Leventhal Map Center at the Boston Public Library offers a customized discovery experience for its map collection. This unique application combines GeoBlacklight with the ability to georeference maps and create custom map sets for instruction.

Check out the Norman B. Leventhal Map Center »

The Digital Maps and Geospatial Data tool allows users to search for datasets and scanned historical maps from within the Princeton University Library's own collections, as well as the collections of other institutions.

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EarthWorks is Stanford University Libraries discovery tool for Geographic Information Systems (GIS) data. It combines data sources from many institutions allowing users to search through tens of thousands of geospatial datasets.

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The UC Berkeley Library developed GeoData@UC Berkeley to help users find geospatial data and maps. Much of the content is freely available, but some datasets are restricted to UC Berkeley affiliated users.

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The Texas GeoData portal is an online interface designed to make it easy for users to search and browse for geospatial data from the collections of the UT Libraries at the University of Texas at Austin and from the collections of other institutions.

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GeoData provides information about geospatial data that Virginia Tech Libraries has pledged to serve on behalf of local government organizations and data that has been acquired through research.

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Virgo GIS is the discovery application for GIS datasets from the U.Va Library collections.

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