Databases: OCLC

  • OAIster

    OAIster is a union catalog of millions of records representing open access resources that was built by harvesting from open access collections worldwide using the Open Archives Initiative Protocol for Metadata Harvesting (OAI-PMH). Today, OAIster includes more than 25 million records representing digital resources from more than 1,100 contributors.

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  • WorldCat

    WorldCat is a worldwide union catalog created and maintained collectively by more than 9,000 member institutions. WorldCat-listed resources span thousands of years and nearly every form of human expression.

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