Provide your users with fully featured spell checking; as you type, dialog, user options, autocorrect and custom dictionaries.
Built upon 12+ years of experience, it is pure .NET with a WPF front end that can be easily styled to fit in perfectly with your XAML UI.
Quick WPF integration - Either drag the RapidSpellDialog and RapidSpellAsYouType spelling controls into your XAML, or programmatically create in C# or VB.NET.
High quality dictionaries for users across the world: