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OpenAlex

OpenAlex is a bibliographic catalogue of scientific papers, authors and institutions accessible in open access mode, named after the Library of Alexandria. It started operating in January 2022 by OurResearch as a successor of the terminated Microsoft Academic Graph. OpenAlex competes with commercial products such as Clarivate's Web of Science or…

History, Applications, Science & Products

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Research this topic

Explore the main themes, entities and connections around OpenAlex. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Disciplines
Science, social science, arts, humanities (supports 256 disciplines)
Format coverage
Articles, reviews, editorials, chronologies, abstracts, proceedings (journals and book-based), technical papers
History
2022; 4 years ago (2022)
Producer
OurResearch
Record depth
Citation indexing, author, topic title, subject keywords, abstract, periodical title, author's address, publication year

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

History

Uses

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

OpenAlex

Nodes33
Edges32
Triples104
Avg. degree1.94
Density0.060606
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

OpenAlex

Top relations

related to Further reading · 53
OpenAlex → An, Anne, Anton, April, Association, Ayeni, Benz, Bing, Boudreau Ninkov, Carolina, Constance, Culbert, Céspedes, Diego, Donner, Ebrahimy, Evaluating, Filali, Haupka, Hobert
related to history · 17
OpenAlex → Alexandria, API, December, In December, In September, Its, January, Leiden University, Library, MAG, Microsoft Academic Graph, Netherlands, On, OurResearch, Scopus, Sorbonne University, The
related to Uses · 13
OpenAlex → API, Aurora's, Crossref, Diamond, Diamond OA, DOAJ, In, It, ORCID, Scopus, United Nations, Unpaywall, WoS
related to SemOpenAlex · 9
OpenAlex → CC0, International Semantic Web Conference, It, Linked Open Data, RDF, SemOpenAlex, SPARQL, The, URIs
Disciplines · 1
OpenAlex → Science, social science, arts, humanities (supports 256 disciplines)
Format coverage · 1
OpenAlex → Articles, reviews, editorials, chronologies, abstracts, proceedings (journals and book-based), technical papers
History · 1
OpenAlex → 2022; 4 years ago (2022)
Producer · 1
OpenAlex → OurResearch
Record depth · 1
OpenAlex → Citation indexing, author, topic title, subject keywords, abstract, periodical title, author's address, publication year
Website · 1
OpenAlex → openalex.org

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

science scopus open 2024 research web ourresearch metadata bibliographic access million works journals 2022 api history including rdf catalogue authors

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
OpenAlexDisciplinesScience, social science, arts, humanities (supports 256 disciplines)1.00infobox
OpenAlexFormat coverageArticles, reviews, editorials, chronologies, abstracts, proceedings (journals and book-based), technical papers1.00infobox
OpenAlexHistory2022; 4 years ago (2022)1.00infobox
OpenAlexProducerOurResearch1.00infobox
OpenAlexRecord depthCitation indexing, author, topic title, subject keywords, abstract, periodical title, author's address, publication year1.00infobox
OpenAlexWebsiteopenalex.org1.00infobox
OpenAlexis abibliographic catalogue of scientific papers0.90text
Clarivate's Web of Science or Elsevier's Scopusinstance ofOpenAlex competes with commercial products0.80text
and is complemented by bibliometrics toolsinstance ofOpenAlex competes with commercial products0.80text
an APIinstance ofOpenAlex competes with commercial products0.80text
journal articlesinstance ofOpenAlex included metadata for 209 million works0.80text
booksinstance ofOpenAlex included metadata for 209 million works0.80text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.