Unofficial US Federal Government API development resources and examples
No
✗
?
API Setu
Indian Government API platform offering KYC, business, education and employment data
No
✓
✓
Archive.org
Access millions of free books, movies, software, music, and more from the Internet Archive
No
✓
✗
Black History Facts
Search or contribute to one of the largest Black history fact databases online
apiKey
✓
✓
BotsArchive
JSON formatted data about Telegram Bots indexed in the BotsArchive database
No
✓
?
Callook.info
Access US amateur radio callsign lookup data
No
✓
?
CARTO
Location intelligence and spatial data analysis API
apiKey
✓
?
CollegeScoreCard.ed.gov
US Department of Education open data about higher education institutions
No
✓
?
Enigma Public
Access one of the broadest collections of public datasets across domains
apiKey
✓
✓
French Address Search
Search for French addresses using the official government geocoding API
No
✓
?
GENESIS
German Federal Statistical Office open data API for statistical datasets
OAuth
✓
?
Joshua Project
Open data on people groups and languages worldwide
apiKey
✓
?
Kaggle
Access datasets, notebooks, and competition metadata from Kaggle
apiKey
✓
?
LinkPreview
Fetch preview metadata (title, description, image) for any URL
apiKey
✓
✓
Lowy Asia Power Index
Ranking and data for countries' power and influence in Asia
No
✓
?
Microlink.io
Extract structured data, metadata, and screenshots from any website
No
✓
✓
Nasdaq Data Link
Official stock market and economic data API from Nasdaq
apiKey
✓
?
Nobel Prize
Open data API about Nobel laureates, prizes, and related events
No
✓
✓
Open Data Minneapolis
City of Minneapolis GIS and statistical datasets
No
✓
✗
openAFRICA
Largest open data repository for African countries and institutions
No
✓
?
OpenCorporates
Open database of corporate entities and directors globally
apiKey
✓
?
OpenSanctions
Data on international sanctions, crime, and politically exposed persons
No
✓
✓
PeakMetrics
News articles and open public datasets with sentiment and trend analysis
apiKey
✓
?
Recreation Information Database
US Government open data about recreational areas, historic sites, and museums
apiKey
✓
?
Scoop.it
Content curation and discovery service API
apiKey
✗
?
Socrata
Global access to open data from governments, NGOs, and organizations
OAuth
✓
✓
Teleport
Open API for quality of life and urban data from around the world
No
✓
?
Umeå Open Data
Public data portal for the city of Umeå, Sweden
No
✓
✓
Universities List
Open dataset of universities with names, domains, and countries
No
✓
?
University of Oslo
University of Oslo API with courses, videos, and academic data
No
✓
?
UPC database
API containing over 1.5 million barcode entries from around the world
apiKey
✓
?
Urban Observatory
Real-time urban data and sensor information from UK cities
No
✗
✗
Wikidata
Structured open knowledge base maintained by the Wikimedia Foundation
OAuth
✓
?
Wikipedia
MediaWiki API for Wikipedia content and metadata access
No
✓
?
Yelp
API for finding and reviewing local businesses
OAuth
✓
?
Best Open Data APIs for Developers
An open data API allows developers to access publicly available datasets from government agencies, research institutions, and international organizations. These APIs power data journalism, academic research, policy analysis, and public interest applications.
CodeHelper's curated open data API collection includes APIs covering economic indicators, social statistics, scientific measurements, geographic datasets, and public health data.
What to look for in an open data API
Data licensing: Confirm the dataset license (Creative Commons, ODbL, public domain) before using data in commercial products.
Indicator coverage: APIs with broad indicator coverage reduce the need to aggregate data from multiple sources.
Update cadence: Statistical data may be updated annually, quarterly, or monthly; match the API's cadence to your application's freshness requirements.
How to use this API directory
Browse the curated list of APIs below.
Click any API to visit its documentation.
Check the Auth column to understand what credentials you need.
Whether you are building a data visualization tool or a research portal, this free curated API directory saves you hours of research.