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Free Open Data APIs
78 free public Open Data APIs for developers. 76 support HTTPS, 42 allow CORS from the browser and 53 need no API key.
Showing 78 of 78 APIs
49 Gallery Historical Data
Normalized historical records and 25 daily-updated reference series
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API Setu
An Indian Government platform that provides a lot of APIS for KYC, business, education & employment
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APIllow
Zillow property data: 50+ fields per listing by address, URL, ZPID or ZIP, with sold data and comps
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Big Data Explained
Cloud data warehouse list prices, read daily from AWS and Azure pricing APIs, with price history
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CityAlert
Live public-safety incidents: crime, fire, disaster, weather and news from 650+ official feeds
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CoworkingView
Coworking spaces and offices in 63 European and Gulf cities with operator-published prices
No authHTTPSNo CORS
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DevLifeCheck
Security-update end dates, recalls and evidence for 1,300+ phones, tablets, Chromebooks and routers
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i6eal Open AI Data
Open datasets on AI policy, regulation and public-sector adoption in Germany and the EU
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Joshua Project
People groups of the world with the fewest followers of Christ
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K-Data Gate
Korean market data: K-beauty/K-food products, Naver trends, stocks, real estate, weather
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Kvartiry-Phuket
Russian-language Phuket real estate guides, asking prices, condo assessment rates, weather, beaches
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LinkPreview
Get JSON formatted summary with title, description and preview image for any requested URL
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Lowy Asia Power Index
Get measure resources and influence to rank the relative power of states in Asia
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Microburbs
Australian property and suburb data: valuations, sales, rents, schools, demographics, risk, zoning
apiKeyHTTPSNo CORS
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ModelPartFinder Error Codes
Lookup appliance and equipment error codes by brand and code, with recommended replacement parts
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MostExpensiveWatches
Documented luxury watch auction records, live listings, valuations and price indices
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Onyx Bazaar
Free public leaderboard of x402 paid HTTP services indexed from Coinbase CDP discovery API
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Open Scholarships
Free, openly-licensed directory of US scholarships and student aid from official sources
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PayCrunch
US wages for 1,008 occupations and by state, from BLS OEWS May 2025, static JSON, CC BY 4.0
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ProductGuru
Consumer product-safety recall notices from 11 government registers, looked up by barcode (EAN/GTIN)
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Recreation Information Database
Recreational areas, federal lands, historic sites, museums, and other attractions/resources(US)
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StackRates
VPS and cloud server prices from 46 providers, read daily from their own pricing pages and APIs
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Statistics of the World
Economic data for 218 countries — GDP, population, inflation, and 440+ indicators from IMF and World Bank
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Teleport
Quality of Life Data
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TerraScoutX
US property records by address: parcel, owner, appraised value, tax, flood zone and nearby schools
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The Deploy Log
1,000+ AI deployments, each linked to the publisher's own page, JSON and CSV, CC BY 4.0
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University of Oslo
Courses, lecture videos, detailed information for courses etc. for the University of Oslo (Norway)
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Verified Handles
Official social media handles and identifiers of 155,000+ notable people and organisations
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w14n
Brazilian company profiles by CNPJ, CNAE establishment counts and municipality coordinates
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Warnely
Composite travel-safety scores for 180 countries (FCDO + US State + GPI + WGI + live incident wire), OpenAPI 3.1 spec, CC BY 4.0
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Open Data API FAQ
How many free Open Data APIs are there?
There are 78 free public Open Data APIs in the directory. 76 support HTTPS, 42 are confirmed to allow CORS and 53 need no API key.
Which Open Data APIs work without an API key?
53 Open Data APIs need no authentication, including 221, 49 Gallery Historical Data, API Setu and Archive.org. You can call them straight away without signing up.
Which Open Data APIs can I call from the browser?
APIs with CORS enabled can be called directly from front-end JavaScript. In Open Data, that includes 221, 49 Gallery Historical Data, API Setu and APIllow.