Open APIs Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä! Submit Last created Popular Relevance Names in ascending order Names in descending order Last modified Go 140 datasets found Pedestrian slip warnings in Helsinki The open REST interface provides information in JSON format on slip warnings given to pedestrians. In addition to Helsinki, the interface also provides information on warnings... JSON Building prohibitions map of the City of Helsinki The building prohibitions dataset is a thematic map compiled by the City Survey Services of the City of Helsinki’s Urban Environment Division on the city’s existing building... WMS WFS Unseparated parcels in the City of Helsinki The dataset includes the unseparated parcels in the administrative area of the City of Helsinki and a limited set of attributes extracted from the municipal register. Parcel... WMS WFS Real Estates in the City of Helsinki The dataset includes the up-to-date partition of real estate in the administrative area of the City of Helsinki and a limited set of attributes extracted from the municipal... PNG WMS WFS 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 Pictorial map of the City of Helsinki The pictorial map is a bird’s-eye view map of the inner city of Helsinki. Buildings and other features are presented in 3D. The map covers the southern inner city of Helsinki.... TIFF PNG WMS Cadastral Map of the City of Helsinki The cadastral map of Helsinki is a general terrain map showing the property codes and boundaries in the administrative area of the City of Helsinki. The cadastral map also... PNG WMS WMTS Base map of the City of Helsinki The base map of Helsinki is a large-scale (1:500) map maintained by the Urban Environment Division’s City Survey Services and used as a basis for city planning and civil... PNG WMS School history database of Helsinki Koulurekisteri is the school history database operated by the Helsinki City Archives. It is the most comprehensive listing available of the history of all schools in the City of... JSON Helsinki's nature information system With the Nature Information System, you can get to know the diverse nature of Helsinki. The most important natural resources of the system are nature conservation sites,... WMS WFS Historical detailed plan maps of the city of Helsinki Old detailed plans of Helsinki. The detailed plan maps for years 1820, 1838 and 1878 can be downloaded as TIFF-files. The guidemaps for all years can be found through WMS API.... TIFF WMS Air quality monitoring sites and annual nitrogen dioxide (NO2) averages in the Helsinki metropolitan area Monitoring site data includes permanent monitoring sites, mobile monitoring sites and passive samplers, as well as the annual average concentrations (μg/m3) of nitrogen dioxide... WFS WMS XLSX SHP TAB Information about Finland in many languages InfoFinland is a multi-language website providing vital information to people planning to move to Finland and to immigrants already living in the country. The website also helps... 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 Floor area of housing in new city plans for the Helsinki region 2012–2015 The material contains approved, legally valid and proposed city plans in the Helsinki region in 2012–2015 in geographic dataset. The Helsinki Region Environmental Services... SHP TAB CSV WFS WMS Housing production in the Helsinki region 2012-2015 The material contains location-specific data collected on a calendar year basis on housing production in the Helsinki region in 2012-2015. The data covers the 14 municipalities... WFS SHP TAB CSV Resource reservation system for City of Helsinki 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 The prioritised winter maintenance network for pedestrians and cyclists in the City of Helsinki The prioritised winter maintenance network for pedestrians and cyclists in Helsinki includes routes where sweeping and salting and intensified maintenance are used in winter... WMS WFS CSV Jokeri Light Rail Line lines and stations Planned Jokeri Light Rail line and stops from Itäkeskus in Helsinki to Keilaniemi in Espoo. Jokeri Light Rail is a light rail line planned to run between Itäkeskus and... WMS WFS Helsinki Region Transport public transport stations Helsinki Region Transport's (HSL) public transport stations. Data attributes and preview in HSL's website. SHP KML CSV GEOJSON GEOSERVICE « 1 2 3 4 5 6 7 »