Open APIs Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä! Submit Last created Popular Relevance Names in ascending order Names in descending order Last modified Go 138 datasets found 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 The Issue Reporting API of the City of Helsinki NOTE: The API is currently not in use due to renewal of the information system. The renewed API is scheduled to be published in 2024. An API to the City of Helsinki digital... XML JSON Database of addresses of Helsinki The database of addresses of Helsinki maintains information about the addresses and place names of properties and plan units located in the area of Helsinki. The street names... WMS WFS Open decision API of Helsinki Note (12/2023): OpenAhjo is not in production, so the up-to-dateness or availability of its data cannot be guaranteed. You can search for public decision data for the City of... XML JSON Map of Helsinki and its areas from 1909 Map of the City of Helsinki and its areas from 1909 prepared by the City of Helsinki construction office. The map covers the entire urban area at the time and the city-owned... TIFF WMS Stara Snowplow API Note (10/2024): Due to updates, the API is currently not operational. In 2012, the City of Helsinki’s construction service Stara introduced an electronic production control... XML Population grid of Helsinki metropolitan area The population grid contains grid-based data on the population total, age distribution and occupancy rate of the Helsinki metropolitan area. The material covers the years... WFS WMS SHP TAB KML Lot reserve in the Helsinki Metropolitan Area (SeutuRAMAVA) SeutuRAMAVA contains data on lot reserve based on the reserve of legally valid city plans in the Helsinki metropolitan area. The data has been calculated for the data by... WFS SHP TAB KML XLSX CSV Building information grid of the Helsinki metropolitan area The building information grid contains grid-based data on the number, floor area and purpose of use of buildings as well as area density in the Helsinki metropolitan area. Data... WFS WMS SHP TAB KML 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 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 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 region map The regional map is general map dataset compiled from the data of the 14 municipalities in the Helsinki region. The map is divided into sections describing land use (built-up... WMS WFS TAB 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 environmental statistics Helsinki Environmental Statistics is an online statistics service collecting the essential variables describing the state of the environment and burdens on the environment in... PXWEB JSON HSL Journey Planner API The Journey Planner (reittiopas.fi) APIs offer data regarding routing, geocoding, map data and vehicle locations through several APIs. Routing API, Itinerary- and... XML 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 Helmet-libraries’ catalog Data from the HelMet libraries’ catalogue in a machine-readable format. The data source contains the descriptions of approximately 680,000 books, records, sheet music... JSON « 1 ... 5 6 7