Enigma Public
Broadest collection of public data
Auth
apiKey
HTTPS
Yes
CORS
Yes
More Open Data APIs
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Unofficial US Federal Government API Development
No Auth
Archive.org
The Internet Archive
No AuthHTTPS
ArgentinaDatos
Unofficial Argentinian data API
No AuthHTTPSCORS
Black History Facts
Contribute or search one of the largest black history fact databases on the web
apiKeyHTTPSCORS
BotsArchive
JSON formatted details about Telegram Bots available in database
No AuthHTTPS
Callook.info
United States ham radio callsigns
No AuthHTTPS