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Data & APIs

Datasets, dumps and developer APIs — which free tiers are real, and which ones died.

Every data & apis listing, ranked by how free it really is

12 verified · 6 truly free · sorted by Free Score.

Truly Free100

Wikidata & Wikimedia dumps

You getThe full Wikidata graph as downloadable JSON and RDF

Truly Free100

data.gov

You getHundreds of thousands of federal, state and local datasets

Truly Free98

OpenAlex

You getMetadata for hundreds of millions of scholarly works, authors and institutions

Truly Free96

OpenStreetMap

You getThe entire world map as downloadable data (planet file and regional extracts)

Truly Free95

Common Crawl

You getPetabytes of crawled web pages, updated monthly

Truly Free94

Open-Meteo

You getWeather forecasts and historical data with no API key at all

Free Forever84

Hugging Face Datasets

You getHundreds of thousands of public datasets, downloadable

Free Forever76

Supabase

You getA real hosted Postgres database with an auto-generated API

$15 value
Free-ish58

Firebase

You getThe Spark plan: a hosted database, authentication and hosting at small scale

Free-ish52

Reddit API

You getRate-limited API access for non-commercial projects

Free-ish44

Google Maps Platform

You getA monthly free allowance per service — commonly 10,000 calls on the core APIs

Not Free4

X (Twitter) API

You getNothing for new developers