| Name | Links | |
|---|---|---|
| European Language Social Science Thesaurus (ELSST) The European Language Social Science Thesaurus (ELSST) is a broad-based, multilingual thesaurus for the social sciences... | API | |
| Humanities and Social Science Electronic Thesaurus (retired and replaced by ELSST in January 2025) (HASSET) For many years UKDS studies have been indexed with terms from the Humanities and Social Science Electronic Thesaurus (HASSET)... | API |