SOCH (Swedish Open Cultural Heritage) is a web service used for searching and retrieving data from museum an historical environment sectors in Sweden. SOCH aggregate metadata from different central, regional and local databases in order to facilitiate for applications to search and present cultural heritage data via an open API. The aim is to facilitate application developers to build applications that exploit SOCH. The SOCH is operated and developed at the Swedish National Heritage Board (SNHB). SNHB has used SOCH API for applications: and .