SpellServer.NET: an ASP.NET spell checking solution
EditBy: SpellServer is a complete Spell checking solution for ASP.NET web sites.

With SpellServer.NET, you have complete control over how spell checking is integrated
into your web site - from looks to behavior.

Our extensive dictionaries (built in-house) can easily be used in Combination with your
own custom word list for maximum flexibility.

Features include:
Easy integration - just add a single page
Per-user and per-application custom dictionaries
Includes US English, UK English, French and Spanish dictionaries
(all built in-house - we do not use public domain dictionaries)
Includes examples in C# and VB.NET
Read the Ziff-Davis Review of SpellServer.NET: you can free download SpellServer.NET 2.0 now.