ROZETA is a multilingual and multifunctional Natural Language Processing (NLP) and Linked Data tool wrapped around STRUTEX. STRUTEX is a structured text knowledge representation technique, which is used to extract words and phrases (from natural language documents) and represent them in a structured form. Its web-based environment provides: automatic extraction of STRUTEX dictionaries in Linked Data form; semantic enrichment through link discovery services; a manual revision and authoring component; a document similarity search tool and an automatic document classifier.