OpenSky Network
HTTPS CORS ? Free
Free real-time ADS-B aviation data
API Endpoint
https://opensky-network.org/apidoc/index.htmlMore 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