1)   Helpinator Free CHM PDF HTML Help Tool 1.4
Get rid of time-expensive boring and monotonous help authoring routine. Produce CHM, PDF, RTF and HTML websites from single source. Use template engine to change help file appearance with one click. Image Library and Text Snippets speed up authoring.

 2)   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.