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Public APIs · by APILayerData from public-apis (MIT)
  1. Home
  2. /Open Data
  3. /w14n
Open Data
W

w14n

Brazilian company profiles by CNPJ, CNAE establishment counts and municipality coordinates.

w14n API is a free Open Data API that requires no API key, is served over HTTPS and supports CORS, so it can be called from the browser.

Authentication
None required
HTTPS
Yes
CORS
Yes
Category
Open Data
Visit documentation ↗api.w14n.dev
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w14n API alternatives

Vuntum logo

Vuntum

Sourced, dated facts on consumer robots and physical AI, licensed CC BY 4.0

No authHTTPSCORS
Warnely logo

Warnely

Composite travel-safety scores for 180 countries (FCDO + US State + GPI + WGI + live incident wire), OpenAPI 3.1 spec, CC BY 4.0

No authHTTPSCORS
Voidly logo

Voidly

Internet censorship measurements, incidents, and ISP-level blocking data across 126 countries

No authHTTPSNo CORS
Wikidata logo

Wikidata

Collaboratively edited knowledge base operated by the Wikimedia Foundation

OAuthHTTPSCORS ?
Verified Handles logo

Verified Handles

Official social media handles and identifiers of 155,000+ notable people and organisations

No authHTTPSCORS
Wikipedia logo

Wikipedia

Mediawiki Encyclopedia

No authHTTPSCORS ?

w14n API FAQ

Is the w14n API free?

Yes. The w14n API is listed in the Open Data category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the w14n API require an API key?

No. The w14n API requires no authentication, so you can start making requests without signing up.

Can I call the w14n API from the browser?

Yes. The w14n API supports CORS, so front-end JavaScript can call it directly.

Does the w14n API support HTTPS?

Yes. The w14n API is served over HTTPS, so it's safe to use in production.