National Rail Token You will need a National Rail Enquiries Darwin Lite Webservice token if you wish to display National Rail departures. Enter the token exactly as received (in the format nnnnnnnn-nnnn-nnnn-nnnn-nnnnnnnnnnnn). You can register for a token free of charge here.

OpenWeather Map API Key Enter your openweathermap.org api key if you wish to display station weather information. You can register for a free api key here.

Transport for London API Key Enter your Transport for London api key (app_key) if you wish to display London Underground station arrivals. You can register for a free api key here.

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