**8. Unilexicon vocabulary**

Unilexicon is a visual online controlled vocabulary and thesaurus construction server. This is a high-level open-source software for designing taxonomy and classification. It fully supports the faceted navigation and tagging for document and knowledge classification on the basis of simple knowledge organization system (SKOS). Institutional digital repository can easily be designed and developed by using the metadata and semantic search tool. This is also known as record management tool (https://unilexicon.com/). **Figure 5** represents the Unilexicon vocabulary interface. This is independent of content management system by using tag and facet count concept.
