> /v1/apis/category/open-data
Free Open Data APIs[038]
38 free public APIs in the Open Data category — 19 require no authentication, 35 support HTTPS, 14 have CORS enabled.
18F
Unofficial US Federal Government API Development
Archive.org
The Internet Archive
ArgentinaDatos
Unofficial Argentinian data API
Black History Facts
Contribute or search one of the largest black history fact databases on the web
BotsArchive
JSON formatted details about Telegram Bots available in database
Callook.info
United States ham radio callsigns
CARTO
Location Information Prediction
CollegeScoreCard.ed.gov
Data on higher education institutions in the United States
DataStream
An open access platform for sharing Canadian water quality data
Enigma Public
Broadest collection of public data
French Address Search
Address search via the French Government
Generate Link Preview (including checking for malicious links)
Fetches metadata from any URL passed to it, including Open Graph tags.
GENESIS
Federal Statistical Office Germany
Joshua Project
People groups of the world with the fewest followers of Christ
Kaggle
Create and interact with Datasets, Notebooks, and connect with Kaggle
LinkPreview
Get JSON formatted summary with title, description and preview image for any requested URL
Lowy Asia Power Index
Get measure resources and influence to rank the relative power of states in Asia
Microlink.io
Extract structured data from any website
Nasdaq Data Link
Stock market data
Nobel Prize
Open data about nobel prizes and events
openAFRICA
Large datasets repository of African open data
OpenCorporates
Data on corporate entities and directors in many countries
Open Data Minneapolis
Spatial (GIS) and non-spatial city data for Minneapolis
OpenSanctions
Data on international sanctions, crime and politically exposed persons
Recreation Information Database
Recreational areas, federal lands, historic sites, museums, and other attractions/resources(US)
Scoop.it
Content Curation Service
Socrata
Access to Open Data from Governments, Non-profits and NGOs around the world
Sofiaplan
Access to urban research data for the Bulgarian capital Sofia
Udemy Coupons, Courses & Instructors Data
Retrieve Udemy courses, coupons, instructors, and metadata
Umeå Open Data
Open data of the city Umeå in northern Sweden
UniDb
Data that helps people gain useful insight into universities in the United Kingdom
Universities List
University names, countries and domains
University of Oslo
Courses, lecture videos, detailed information for courses etc. for the University of Oslo (Norway)
UPC database
More than 1.5 million barcode numbers from all around the world
Urban Observatory
The largest set of publicly available real time urban data in the UK
Wikidata
Collaboratively edited knowledge base operated by the Wikimedia Foundation
Wikipedia
Mediawiki Encyclopedia
Yelp
Find Local Business
// FREQUENTLY ASKED
What are the best free Open Data APIs?
The directory tracks 38 free public Open Data APIs. Top picks include 18F, Archive.org, ArgentinaDatos, Black History Facts, BotsArchive — see the full list above, all free to use.
Are there free Open Data APIs without authentication?
19 of 38 Open Data APIs require no authentication and can be used immediately without an API key.
Do these APIs support HTTPS?
35 of 38 Open Data APIs support HTTPS.