Alternative name of service
Thesaurus and Ontology Service Finto
Part of a service package
Service description

Finto is a thesaurus and ontology service free for all users. Finto's contents include e.g. General Finnish Ontology YSO and General Finnish Thesaurus YSA. Finto also provides several domain ontologies, domain thesauri and classifications as well as KOKO ontology cloud which links a number of Finnish domain ontologies to YSO. The thesauri and ontologies in Finto are published as linked data and contribute to interoperability across language and institutional borders. Finto's content can be used in indexing and information retrieval through Finto's APIs. Finto service is based on Skosmos, an open source browser and publishing tool developed by The National Library of Finland

Joining the service
  • No customer relation is required to use the service
  • Free of charge

Browsing Finto's content is free for everybody. Finto's customer wiki has more info on how to use  Finto's content in indexing and information retrieval though APIs.

Standards used


Contact information
Service address
Background information

Finto service is run by Finto project, funded by The Ministry of Finance and The Ministry of Education and Culture. The service has roots in the research and ground work done by Semantic Computing Research Group of Aalto University.

Service users
  • Enterprises
  • Organisations
  • Private individuals

The thesauri, ontologies and classifications are used e.g. in databases in libraries, archives and museums as well as in indexing web content of several governmental bodies and Finnish Broadcasting Company YLE.

Steering responsibility

National Library of Finland and the Finto network, consisting of Finto service's interest groups

Organisation model
  • Service is developed as part of basic operation of National Library
Index terms: