The Geobytes Get Distance API allows developers to get the bearing, direction, and distance between two cities, both by road and by air (as the crow flies). It also provides a map and driving directions. Distance is calculated with the "great circle distance" method using the cities' latitudes and longitudes. Users can have distances returned in either miles or kilometers.
Fast, Free, takes a wide range of different parameters to identify the cities in question. Can be used both server side and client side. Can be accessed over 16,000 times per hour without registering.
HamDB.org offers amateur ham radio callbook data in HTML, XML, JSON, & CSV. Data includes name, callsign, class, status, grid, expires, address FCC, ULS, and formats.
Rownd is a personal data ownership platform. The Rownd API provides ways to collect and manage user data. Rownd is designed to "increase trust and decrease liability by giving your customers control...
The Golemio API provides data from the city of Prague such as air quality, parking, public spaces, public transport, traffic and waste. Golemio is Prague's Data Platform that provides data and direct...
The Jaxsta API enables developers to retrieve data from a music creation database, offering data about artist, songwriter, engineer, producer, mixer, session musician, record label and more. This API...
