WorldCat

WorldCat is a union catalog that itemizes the collections of tens of thousands of institutions (mostly libraries), in many countries, that are current or past members of the OCLC global cooperative. It is operated by OCLC, Inc. Many of the OCLC member libraries collectively maintain WorldCat's database, the world's largest bibliographic database. The database includes other information sources in addition to member library collections. OCLC makes WorldCat itself available free to libraries, but the catalog is the foundation for other subscription OCLC services (such as resource sharing and col

AI overview

WorldCat is the world's largest shared catalog of library collections, combining information from tens of thousands of libraries worldwide that participate in the OCLC cooperative network. It matters because it helps libraries and patrons discover what books and materials exist and where to find them, while also serving as the foundation for library services like resource sharing between institutions.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Website.name: WorldCat
Website.logo: WorldCat logo.svg
Website.logo_alt: Five-color WorldCat emblem, with WorldCat in black letters and OCLC in smaller grey letters
Website.screenshot: WorldCat homepage.png
Website.collapsible: y
Website.collapsetext: Screenshot
Website.background: gainsboro
Website.caption: WorldCat homepage as of June 2019
Website.commercial: No
Website.type: Network of library content and services
Website.registration: Optional, but some features require registration (such as writing reviews and making lists or bibliographies)
Website.language_count: 13
Website.content_license: Copyright policy
Website.owner: OCLC
Website.launch_date: (date of registry of the new domain name; the database has existed since 1971)
Website.oclc: 756372754
Website.current_status: Online

via Wikipedia infobox

Described at

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Wikidata facts

Official website: www.oclc.org/en/worldcat.html

Show 6 more facts

Alexa rank: 3756
search formatter URL: search.worldcat.org/search?q=$1&qt=owc_search
inception: 1971-08-26
P8168: Sobor
Commons category: WorldCat
described at URL: tapor.ca/tools/1243

Sources (4)

via Wikidata · CC0

~5 min read

Article

6 sections

Contents

{{anchor|Identifier}}History
System architecture
See also
References
Further reading
External links

, WorldCat contained over 540 million bibliographic records in 483 languages, representing over 3 billion physical and digital library assets, and the WorldCat persons dataset (mined from WorldCat) included over 100 million people.