Dataset - Helsinki Region Infoshare

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
Land usage permission system for public areas in the City of Helsinki

The City of Helsinki Urban Environment Division manages the city’s public areas and gives the necessary landowner’s consent for the land use of public areas (e.g. construction,...
- WMS
- WFS

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