Glottolog API
Provides access to a comprehensive catalog of the world's languages, dialects, and language families, including geographic data, classification hierarchies, and bibliographic references. Supports lookup by Glottocode, ISO code, or name, and returns language locations as GeoJSON.
Screenshot:
Slug: glottolog
Key:
Base URL:
Auth: none
Endpoints: 6
Reachable: yes
CORS: unknown
Tier: verified
Last checked: 2026-03-14 16:08:21.467776
Key:
glottolog.org:glottolog-apiBase URL:
https://glottolog.org/Auth: none
Endpoints: 6
Reachable: yes
CORS: unknown
Tier: verified
Last checked: 2026-03-14 16:08:21.467776
Links
SDKs:
- pyglottolog (python) official
Topics
Skills
- Look up language data by glottocode — When the user asks about a language, dialect, or language family — its classification, genealogy, coordinates, descendant counts, or ISO 639-3 code — reach for Glottolog via its Glottocode lookup. No auth required.
Endpoints (6)
| Path | Summary | Response | Auth |
|---|---|---|---|
| Get dataset information | application/json |
none | |
| glottolog | Search languages | application/json |
none |
| glottolog/language.geojson | Get all languages as GeoJSON | application/json |
none |
| resource/languoid/id/{glottocode}.json | Get language details by Glottocode | application/json |
none |
| resource/reference/id/{referenceId}.json | Get bibliographic reference by ID | application/json |
none |
| valuesets/{valuesetId}.json | Get valueset by ID | application/json |
none |