Transport for Washington, US
HTTPS CORS ? OAuth
Washington Metro transport API
API Endpoint
https://developer.wmata.com/More Transportation APIs
Access real-time and historical data of any and all airborne aircraft
HTTPS CORS ? Free
Get name and website-URL for airports by ICAO code
HTTPS CORS ? Free
Real-time data of any marine and inland vessel equipped with AIS tracking system
HTTP CORS ? apiKey