Crossref — independent third-party profile of a public API surface, by API Evangelist. Crossref is a non-profit organization that provides digital infrastructure for scholarly communications. Best known for Digital Object Identifier (DOI) registration, Crossref also operates a public REST API offering searchable, filterable access to metadata for t
metadata doi citations open-access journals prefixes ror members identifiers publishers orcid licenses scholarly funders apis-json reference-linking
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Updated
Sep 4, 2026