Help authoring software Create Help file, Create Web-based help, Create CHM file, Create printable pages, Create PDF manual easily and quickly.
License: Shareware
OS Support: WinXP, WinNT 4.x, WinNT 3.x, WinME, Win2003, Win2000, Win Vista, Win Vista, Win98, Win95, Linux Gnome

HelpSmith is a popular help authoring tool from Divcom Software which lets you create CHM files, Web Help, PDF, DOC, and Printed Manuals The tool includes support for dynamic styles and many other unique features.
License: Shareware
OS Support: WinXP, Win2003, Win2000, Win Vista

Write and manage your documentation from an easy to use yet powerful help authoring environment Generate standard Windows CHM help files, WEB based documentation, PDF and Word documents from a single source.
License: Freeware
OS Support: WinXP, Win2003, Win2000, Win Vista

Word-2-Web is a professional WebHelp authoring software converting doc to online help and manual Word-2-Web can convert doc or docx into HTML based help and create online help and manual from doc without any HTML skills.
License: Shareware
OS Support: WinXP, Win2000, Win Vista

Word-2-CHM is a powerful yet easy CHM help software create desktop help from doc or docx Word-2-CHM can converting Word doc/docx into CHM help file and building CHM help from Word doc/docx automatically.
License: Shareware
OS Support: WinXP, Win2000, Win Vista

HelpGear lets you create HTML Help files, Web Help manuals, and PDF Manuals - the ultimate Help Authoring Software HelpGear is easy-to-use to create help files and documentation.
License: Shareware
OS Support: WinXP, Win2003, Win2000, Win Vista

Help authoring tool for creating professional Help Systems and PDF Manuals.
License: Commercial
OS Support: Linux, Mac OS X, WinXP, Win2000, Win98, Pocket PC, Unix

Easy solution for your help system: use PDF files as program help and manuals in your own software! Read and display PDF manuals and context sensitive help files with Perfect DocuReader No installation and no additional software required.
License: Freeware
OS Support: WinXP, Win2000, Win Vista

CHM Editor is a handy WYSIWYG editor which can be used for editing and translating CHM files You can translate your e-Books in CHM format easily and quickly.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98, Win95

The d3dx9_30dll error can be very frustrating just like any other .
License: Freeware
OS Support: WinXP, WinNT 4.x, WinNT 3.x, WinME, Win2003, Win2000, Win Vista, Win98, Win95, Win 3.1x