1)   Help Development Studio 1.92
Help Development Studio is a popular, full-featured, stand-alone help authoring tool, which is designed to create WinHelp, HTML Help, and Web Help files from the same source. Download your free trial copy now!
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 2)   HelpSmith 1.0
The HelpSmith's ultimate toolkit with its visual approach takes the process of writing HTML Help files for your software applications to a new quality level.
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