General natural language (tokenizing, stemming (English, Russian, Spanish), part-of-speech tagging, sentiment analysis, classification, inflection, phonetics, tfidf, WordNet, jaro-winkler, Levenshtein distance, Dice's Coefficient) facilities for node.
AFINN 165 (list of English words rated for valence) in JSON
AFINN 165 (list of English words rated for valence) in JSON with added words and modifications for financial market news