Transport for Atlanta, US
HTTP CORS ? Free
Marta
API Endpoint
http://www.itsmarta.com/app-developer-resources.aspxMore Transportation APIs
Access real-time and historical data of any and all airborne aircraft
HTTPS CORS ? Free
Real-time port congestion risk scores, ETA delays and waiting vessels for 15 global ports
HTTPS CORS apiKey
Get name and website-URL for airports by ICAO code
HTTPS CORS ? Free