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Public APIs · by APILayerData from public-apis (MIT)
  1. Home
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  3. /Programming

Free Programming APIs

5 free public Programming APIs for developers. 5 support HTTPS, 1 allow CORS from the browser and 1 need no API key.

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Showing 5 of 5 APIs

Codeforces logo

Codeforces

Get access to Codeforces data

apiKeyHTTPSCORS ?
Hackerearth logo

Hackerearth

For compiling and running code in several languages

apiKeyHTTPSCORS ?
Judge0 CE logo

Judge0 CE

Online code execution system

apiKeyHTTPSCORS ?
K

KONTESTS

For upcoming and ongoing competitive coding contests

No authHTTPSCORS ?
Mintlify logo

Mintlify

For programmatically generating documentation for code

apiKeyHTTPSCORS

Programming API FAQ

How many free Programming APIs are there?

There are 5 free public Programming APIs in the directory. 5 support HTTPS, 1 are confirmed to allow CORS and 1 need no API key.

Which Programming APIs work without an API key?

1 Programming APIs need no authentication, including KONTESTS. You can call them straight away without signing up.

Which Programming APIs can I call from the browser?

APIs with CORS enabled can be called directly from front-end JavaScript. In Programming, that includes Mintlify.