Open APIs

Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä!

• City districts of Vantaa

  The district division is the official territorial division of the city. The city of Vantaa has 61 districts maintained in the city plan of Vantaa and the property information...

  • WFS

• Materials of Helsinki City Archives

  The Sinetti archive information system operated by the City of Helsinki Archives provides collection data from archived documents of the City of Helsinki. The document...

  • JSON

• News on Helsinki’s hel.fi website

  News on the City of Helsinki’s hel.fi website are available as open data via a RSS feed. The Helsinki City Executive Office’s Communications is responsible for the contents on...

  • XML

• Resource reservation system for City of Espoo

  An API for making resource reservations, such as booking a practice room or a meeting space. API location: https://api.hel.fi/respa/v1/ Reservation booking system or Respa is a...

  • JSON

• Resource reservation API for City of Helsinki

  Note (12/2024): Due to a technical update, the resource reservation API is currently not available. A new API is being discussed. An API for making resource reservations, such...

• Job API for City of Vantaa vacancies

  REST interface for job vacancies at the City of Vantaa. The interface provides basic information on vacancies that can be applied for at the City of Vantaa as JSON records. More...

  • JSON

• Helsinki Metropolitan Area service register REST API

  Helsinki Metropolitan Area (Helsinki, Espoo, Vantaa and Kauniainen) service register REST API. The interface offers possibilities to make queries and use the data in the...

  • XML
  • JSON

• Espoo.fi-web service open API

  Note! Espoo.fi website's old APIs was removed from use starting 1.9.2021. New API will be documented in 2022. Meanwhile, events in Espoo can be queried through Linked Events...

  • XML
  • JSON

• Metadata of HRI datasets

  The dataset includes the metadata of all open data found in the Helsinki Region Infoshare (HRI) online service for open data. The metadata can be read through the CKAN data...

  • JSON

• Telephone numbers for City of Helsinki departments

  The numerot.hel.fi service provides an Internet interface for browsing and searching for telephone numbers of the City of Helsinki’s departments and municipal enterprises. The...

  • XML

• 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

• Helsinki Channel open data

  Helsinki Channel’s (helsinkikanava.fi) videos and metadata are available through an open programming interface. The Helsinki Channel provides webcasts and publishes recordings...

  • JSON