Open APIs

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• Statistical API for traffic measurement data of the city of Helsinki

  Traffic measurements from Helsinki which contain data of traffic volume, average speeds and the amounts of different types of vehicles, collected for different means of...

  • JSON
  • CSV

• HSL Beacon API

  HSL Beacon API can be used to fetch a list of Bluetooth beacons that have been installed to stops and vehicles in HSL area. Beacon data can be combined with data from journey...

  • JSON

• HSL OpenMaaS sales API

  HSL OpenMaaS is an open-for-all ticket sales interface for acquiring HSL mobile tickets. The goal is to have all HSL’s mobile ticket products available via this API. The...

  • JSON