Public APIs Directory

A collective list of free APIs for use in software and web development.

Cisco Spark
Social

Team Collaboration Software

OAuth HTTPS CORS: ?
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Citi
Finance

All Citigroup account and statement data APIs

apiKey HTTPS CORS: ?
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City Bikes
Sports & Fitness

City Bikes around the world

No Auth HTTPS CORS: ?
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City, Berlin
Government

Berlin(DE) City Open Data

No Auth HTTPS CORS: ?
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City, Gdańsk
Government

Gdańsk (PL) City Open Data

No Auth HTTPS CORS: ?
View API
City, Gdynia
Government

Gdynia (PL) City Open Data

No Auth HTTP CORS: ?
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City, Helsinki
Government

Helsinki(FI) City Open Data

No Auth HTTPS CORS: ?
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City, Lviv
Government

Lviv(UA) City Open Data

No Auth HTTPS CORS: ?
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City, Nantes Open Data
Government

Nantes(FR) City Open Data

apiKey HTTPS CORS: ?
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City, New York Open Data
Government

New York (US) City Open Data

No Auth HTTPS CORS: ?
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City, Prague Open Data
Government

Prague(CZ) City Open Data

No Auth HTTP CORS: ?
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City, Toronto Open Data
Government

Toronto (CA) City Open Data

No Auth HTTPS CORS: Yes
View API