IT:AD:Spelling <div nav> (UP) http://www.crawler-lib.net/nhunspell Alternatives: http://aspell-net.sourceforge.net/ (maybe better for non-english?) Resources http://blog.faroo.com/2012/06/07/improved-edit-distance-based-spelling-correction/ http://www.codeproject.com/Articles/43495/Spell-Check-Hyphenation-and-Thesaurus-for-NET-with http://www.crawler-lib.net/nhunspell