Open APIs

Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä!

• 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

• Guide Map of Helsinki Metropolitan Area

  The guide map of the Helsinki Metropolitan Area is a map of the area with a generalised documentation technique, produced to assist in positioning and guidance. The guide map is...

  • TIFF
  • WMS

• General guide map of the Helsinki Metropolitan Area

  The general map of the Helsinki Metropolitan Area is a map of the Helsinki metropolitan area with a generalised documentation technique, produced to assist in positioning and...

  • WMS
  • TIFF

• Helsinki metropolitan area Address Catalogue

  The regional address catalogue contains information about the addresses and place names of properties and plan units located in the area (so-called zero address). The...

  • WMS
  • WFS