API Explorer
Explore real-world APIs and see live data from various sources. Perfect for learning how to work with external data in your applications.
Fetching earthquake data from USGS...
Earthquakes
USGS API • Free • No auth required • 5 min cache
Trading Cards
Pokemon TCG & Scryfall • Free • Optional API key • 1 hour cache
Stocks
Finnhub / Demo data • API key optional • 1 min cache
BYU Sports
ESPN (unofficial) • Free • No auth required • 15 min cache