RapidSpell Web provides ASP.NET developers/designers with cross browser server controls that provide smooth user experience, yet require no client installation and no special security settings. RapidSpell features a rich design time experience with simple configuration (even when working with grids, lists, 'rich html boxes', and multiple text boxes) but also, extensive programmatic flexibility. Written in .NET, RapidSpell Web has a fast (no post back) interface and includes 5 English dictionaries plus multilingual support.