The NetRix Advanced version is recommended for all who want to create sophisticated HTML driven winform applications. It provides all advanced editing features, like inserting elements, accessing the DOM, formatting text, and deal with CSS in a very comprehensive object based manner. It comes with the basic HTML editing controls, like ColorPicker, FontPicker, and StyleEditor, which you can freely use independent of the basic control. Also a SpellChecker is included that allows usage of external spell dictionaries.