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 collections mostly comprise permanently retained,...

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 prototype service that aims to provide...

Helsingin historialliset tilastot on kokoelma Helsingin kaupungin historiaa kuvaavia tilastotietoja väestöstä, asuntokunnista, asumisesta, työelämästä ja koulutuksesta. Tilastojen aikasarjat vaihtelevat alkaen...

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 inhabitants of the municipality find current...