1)   Document! X 5.0
Document! X automates the process of creating and maintaining documentation for a wide range of solution elements: VB.NET/C#/C++ .NET Projects; VB 5 or 6 / VBA Projects; Compiled COM Components and Controls; COM Type Libs, Databases, XSD Schemas.
documentation, .net, ndoc, help, f1 help, dynamic help, context sensitive help, chm, hxs, help 2,

 2)   MGTEK Help Producer 2.2
MGTEK Help Producer is a help authoring tool that allows you to create Microsoft HTML Help 1.0 files, Microsoft Help 2.0 help files, and web based content from a Microsoft Word document.
application help, authoring tools, chm, context sensitive help, help authoring, help authoring tools, help compiler, help development, help editor, help manual,