nlpjs is a JavaScript natural language processing library.

If you have node you can install with npm:

npm install nlpjs

String Similarity/Distance: Recursive and iterative implementations of Levenshtein distance

• Other Distance measures
• Sentence splitting
• Stemming
• Word frequency analysis
• Co-occurance analysis
• part of speech tagging
• trigram statistics
• named entity recognition
• word sense disambiguation
• Library for clustering
• Bayesian classifier