NASA
NASA data, including imagery
Worth knowing
A hand-picked spread of the atlas's most recognizable names.
OpenWeatherMap
Weather
CoinGecko
Cryptocurrency Price, Market, and Developer/Social Data
REST Countries
Get information about countries via a RESTful API
GitHub
Make use of GitHub repositories, code and user info programmatically
Open Library
Books, book covers and related data
Pokéapi
Pokémon Information
Unsplash
Photography
Spotify
View Spotify music catalog, manage users' libraries, get recommendations and more
Frankfurter
Exchange rates, currency conversion and time series
Deck of Cards
Deck of Cards
Open-Meteo
Global weather forecast API for non-commercial use