RapidSpell Web .NET v3.5
ASP.NET spell checker control for Web applications.

RapidSpell Desktop .NET v4.5
.NET spell checker component for Windows applications.

Thesaurus Desktop .NET v1.1
.NET thesaurus component for Windows applications.

Search for ASP.NET v3.1
ASP.NET search engine control for Web applications & sites.

StudioSpell v3.0
VisualStudio .NET code/asp.net spell check add-in.

RapidSpell Web v3.0 Java
Java spell checker, JSP Tags and non UI class for Web applications.

RapidSpell Desktop v2.2 Java
As you type and dialog Swing based checker.