1)   WinCHM [help authoring tool] 4.09
Help authoring software. Create Help file, Create Web-based help, Create CHM file, Create printable pages, Create PDF manual easily and quickly. Two versions: WinCHM Pro and WinCHM (Standard)

 2)   HelpBreeze HTML Help/JavaHelp Edition 3.0e
One of the leading tools for creating HTML Help (.chm) files as well as JavaHelp files. Offers a powerful HTML editor integrated with tools for creating the table of contents, index and other elements help systems. Also allows you to automatica

 3)   HelpStudio 3.5
Generate help output in cross-platform plain HTML, HTML Help, Help 2.0 or printable PDF. HelpStudio seamlessly combines a feature packed WYSIWYG authoring environment with HTML based layout templates.

 4)   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

 5)   HelpCruiser 2.2
This program allows you to create and transform text documents into any format (HTML,CHM,PDF,XML etc.). HelpCruiser is optimized for solving tasks that appear during the process of creating help files, descriptions and manuals for software products.

 6)   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.

 7)   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.