Open APIs

Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä!

• Intersections with traffic lights in Vantaa

  The locations of crossings with traffic lights in Vantaa. The data is constantly updated. The data can be found at matti.vantaa.fi, which provides a link to ArcGIS service....

  • JSON

• Passenger numbers of Suomenlinna ferry

  Helsinki Region Transport's (HSL) LATI Web service is a ferry traffic statistics application commissioned by HSL. The system records the number of passengers, transported...

  • JSON

• Nordstat: statistics on largest Nordic cities

  The Nordstat database, implemented in cooperation between the Nordic countries, contains basic statistics as time series on the largest cities and urban regions in the Nordic...

  • PXWEB
  • JSON

• 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

• Parking spot usage API of Helsinki

  A real-time REST interface that provides information on the parking situation in Helsinki. The interface provides the number of parking spaces currently in operation in the...

  • JSON

• Helsinki and Tallinn nature trails

  Citynature.eu offers an open REST API interface that can be used to utilise the information about nature trails from both Helsinki and Tallinn available on the site. The...

  • JSON

• Pedestrian slip warnings in Helsinki

  The open REST interface provides information in JSON format on slip warnings given to pedestrians. In addition to Helsinki, the interface also provides information on warnings...

  • JSON

• Linked Events Espoo API

  You can use Espoo’s Linked Events API to retrieve event data of several City of Espoo departments and institutions and the Helmet library service in a uniform format. The...

  • JSON

• Helsinki Zoo visitor count

  The data includes the daily number of visitors to Korkeasaari Zoo since the beginning of 2010. The data contains a breakdown of tickets for adults and children, family...

  • JSON
  • XLSX

• Linked Events Helsinki API

  You can use Helsinki’s Linked Events API to retrieve event data of several City of Helsinki divisions and the Helmet library service in a uniform format. The geographic data is...

  • JSON

• Traffic data from Helsinki

  Traffic data from Helsinki contains data about motor traffic: traffic volume, speed, amounts of different types of vehicles). The data consists of three different datasets in...

  • JSON
  • CSV
  • WMS
  • WFS

• Helsinki metropolitan area Service Map APIs

  The Service Map is an open information channel on the service points and services offered by the cities of Helsinki, Espoo, Vantaa and Kauniainen. The Service Map helps the...

  • JSON
  • WFS