1)   E.S.T. Help Author Pro 1.65
EST Help Author Pro creates the most popular help formats from a single source It supports the following output formats: Ansi Text Manual, Unicode Text Manual, RTF Manual, HTML Manual, HTML Web Help, Windows Help, CHM Help, Electronic Book (EXE)
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 2)   for Windows Help Designer/Winhelp 3.1
Visagesoft for Windows® Help Designer is a stand alone and true WYSIWYG Windows help authoring tool. It provides all the basic features of a Help authoring software
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 3)   for Windows Help Designer/HtmlHelp 3.8.7
Visage for Windows® Help Designer/HTML Edition is a specialized WYSIWYG environment for quickly and easily creating Microsoft HTML Help systems.
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