Free Public APIs

A collection of 364 Free Public APIs for Students and Developers.

Tested every single day.

Travel

Pack your bags—these APIs take you places, from planning to arrival.

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🚆Transport API

Swiss public transport API with endpoints for locations, connections, and stationboard

3 Endpoints

95 API Health

🛣️Autobahn API (DE)

OpenAPI Documentation for Autobahn GmbH's Autobahn API.

3 Endpoints

95 API Health

📮Postcodes.io

Free UK postcode lookup API and datasets. Search, validate and reverse geocode postcodes. Open sourced project.

2 Endpoints

95 API Health

🇨🇳Chinese Holiday Calendar

This API provides a comprehensive listing of public holidays in China for the year 2024. It includes the date, name of the holiday, and whether it is an off day or not.

1 Endpoint

95 API Health

🚉Railway Station Photos

OpenData project to collect railway station photos from many countries. More and more countries are added over time. Most photos are CC0 licensed and can be used freely. The railway stations with their photos can also be viewed on the website https://map.railway-stations.org and in the Android and iOS Apps. These apps also implement the API and can be examined on GitHub: https://github.com/RailwayStations The full OpenAPI Spec can be found here: https://api.railway-stations.org/openapi.yaml

3 Endpoints

95 API Health

🚂transport.rest transit APIs

Provides transit APIs for different regions such as Germany, Poland, Berlin-Brandenburg, Schleswig-Holstein, Europe, and England.

3 Endpoints

91 API Health

🛩️OpenSky Network API

Retrieve state vectors, flights, and tracks for the whole network, a particular sensor, or a specific aircraft. Rate limits apply for certain API calls, and restrictions vary for anonymous and OpenSky users.

3 Endpoints

90 API Health

🚀speedscale.com

Mock complex API / database dependencies and production load, modeled after real user behavior - without writing scripts.

Speedscale enables developers to record and playback realistic, sanitized production conditions on their laptop, without delays or having to search for good data.

📫Sepomex

REST API mapping current zip codes in Mexico, provides CSV or Excel files from official site.

4 Endpoints

90 API Health

🚽Refuge Restrooms API

Provides access to gender-neutral restroom locations and information. Users can search for restrooms by address or current location.

1 Endpoint

80 API Health

📬postali API REST

API REST for retrieving postal code information for Mexican addresses

2 Endpoints

25 API Health