Free APIs For You
Free APIs For You

Free Open Data APIs

Discover free open data APIs for your next project.

35
APIs listed
100%
Free to use

All Open Data APIs

35

18F

Open Data

Unofficial US Federal Government API Development

AuthHTTPCORS

API Setu

Open Data

An Indian Government platform that provides a lot of APIS for KYC, business, education & employment

AuthHTTPSCORS

Archive.org

Open Data

The Internet Archive

AuthHTTPSCORS

Black History Facts

Open Data

Contribute or search one of the largest black history fact databases on the web

AuthHTTPSCORS

BotsArchive

Open Data

JSON formatted details about Telegram Bots available in database

AuthHTTPSCORS

Callook.info

Open Data

United States ham radio callsigns

AuthHTTPSCORS

CARTO

Open Data

Location Information Prediction

AuthHTTPSCORS

CollegeScoreCard.ed.gov

Open Data

Data on higher education institutions in the United States

AuthHTTPSCORS

Enigma Public

Open Data

Broadest collection of public data

AuthHTTPSCORS

French Address Search

Open Data

Address search via the French Government

AuthHTTPSCORS

GENESIS

Open Data

Federal Statistical Office Germany

OAuthHTTPSCORS

Joshua Project

Open Data

People groups of the world with the fewest followers of Christ

AuthHTTPSCORS

Kaggle

Open Data

Create and interact with Datasets, Notebooks, and connect with Kaggle

AuthHTTPSCORS

LinkPreview

Open Data

Get JSON formatted summary with title, description and preview image for any requested URL

AuthHTTPSCORS

Lowy Asia Power Index

Open Data

Get measure resources and influence to rank the relative power of states in Asia

AuthHTTPSCORS

Microlink.io

Open Data

Extract structured data from any website

AuthHTTPSCORS

Nasdaq Data Link

Open Data

Stock market data

AuthHTTPSCORS

Nobel Prize

Open Data

Open data about nobel prizes and events

AuthHTTPSCORS

Open Data Minneapolis

Open Data

Spatial (GIS) and non-spatial city data for Minneapolis

AuthHTTPSCORS

openAFRICA

Open Data

Large datasets repository of African open data

AuthHTTPSCORS

OpenCorporates

Open Data

Data on corporate entities and directors in many countries

AuthHTTPSCORS

OpenSanctions

Open Data

Data on international sanctions, crime and politically exposed persons

AuthHTTPSCORS

PeakMetrics

Open Data

News articles and public datasets

AuthHTTPSCORS

Recreation Information Database

Open Data

Recreational areas, federal lands, historic sites, museums, and other attractions/resources(US)

AuthHTTPSCORS

Scoop.it

Open Data

Content Curation Service

AuthHTTPCORS

Socrata

Open Data

Access to Open Data from Governments, Non-profits and NGOs around the world

OAuthHTTPSCORS

Teleport

Open Data

Quality of Life Data

AuthHTTPSCORS

Umeå Open Data

Open Data

Open data of the city Umeå in northen Sweden

AuthHTTPSCORS

Universities List

Open Data

University names, countries and domains

AuthHTTPSCORS

University of Oslo

Open Data

Courses, lecture videos, detailed information for courses etc. for the University of Oslo (Norway)

AuthHTTPSCORS

UPC database

Open Data

More than 1.5 million barcode numbers from all around the world

AuthHTTPSCORS

Urban Observatory

Open Data

The largest set of publicly available real time urban data in the UK

AuthHTTPCORS

Wikidata

Open Data

Collaboratively edited knowledge base operated by the Wikimedia Foundation

OAuthHTTPSCORS

Wikipedia

Open Data

Mediawiki Encyclopedia

AuthHTTPSCORS

Yelp

Open Data

Find Local Business

OAuthHTTPSCORS

FAQ

What are open data APIs?

Open Data APIs are programming interfaces that allow developers to integrate open data-related functionality into their applications, providing access to data and features specific to the open data domain.

Are these open data APIs really free?

Yes — all APIs listed here offer free tiers or are completely free to use. Some may have usage limits or require registration. Always check the specific API's documentation for detailed terms.

How do I get started with open data APIs?

Choose an API that fits your needs, then visit its documentation page. Most APIs require an API key obtained through free registration. Follow the integration guides and examples provided.