ADS-B Exchange
HTTPS CORS ? Free
Access real-time and historical data of any and all airborne aircraft
API Endpoint
https://www.adsbexchange.com/data/More Transportation APIs
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
Travel Search - Limited usage
HTTPS CORS ? OAuth