Reference entities
Controlled vocabularies exposed as first-class endpoints.
Geographic
- GET
/v1/oa/countriesISO-3166-1 alpha-2 countries.
- GET
/v1/oa/countries/{code}Single country.
- GET
/v1/oa/continentsAll continents.
- GET
/v1/oa/continents/{id}Single continent.
Languages
- GET
/v1/oa/languagesISO 639-1 language list.
- GET
/v1/oa/languages/{code}Single language.
Type enumerations
- GET
/v1/oa/work-typesWork type enumeration + counts.
- GET
/v1/oa/source-typesSource type enumeration.
- GET
/v1/oa/institution-typesInstitution type enumeration.
Licenses
- GET
/v1/oa/licensesCC-BY, CC0, MIT, public-domain, etc.
- GET
/v1/oa/licenses/{id}Single license.