1)   VBdocman 2.25
Generates documentation from VB source files. It parses source code and automatically creates table of contents, index, topics, cross-references and context sensitive help in CHM, HLP, HTML, RTF, XML and others. It works as Visual Basic Add-In.

 2)   VBdocman .NET 2.3
This VS .NET add-in generates documentation from VB source files. It parses Visual Basic .NET and ASP .NET projects and automatically creates the table of contents, index, topics, links, and context help in Help 2, CHM, HTML, RTF, XML and others.