Dataset - Helsinki Region Infoshare

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
Address API of Uusimaa

You can use the address interface of Uusimaa to search for official addresses and their coordinates for the entire Uusimaa region. The interface provides the coordinates, postal...
- JSON
- XML
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
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
Helsinki metropolitan area Service Map APIs

The Service Map developed by the City of Helsinki shows the locations and services offered by the cities of the Helsinki Metropolitan Area, as well as Vantaa and Kerava and...
- JSON
- WFS

You can also access this registry using the API (see API Docs).