SWAPI

Wikipedia API

Access Wikipedia content, search articles, and retrieve page data programmatically

API KeyFree

CKAN API

Search, publish, and manage datasets on open-data portals powered by the CKAN platform.

Eurostat API

Query official European Union statistics across economy, population, trade, and the environment.

API KeyFreemium

AccuWeather

Precise weather forecasts with location search, current conditions, and daily predictions

Open Trivia DB

Free trivia question database with thousands of questions across multiple categories

JSONPlaceholder

Serve fake REST endpoints with sample posts, users, and comments for testing and prototyping.