HelpNDoc - What is HelpNDoc ? Easy to use yet powerful help authoring environment which can generate various documentation formats from a single source.

phpMyFAQ - phpMyFAQ is a world’s most popular mobile-friendly, feature-rich and open-sources FAQ software that uses PHP 5.

Dr.Explain - Dr.Explain software is a help file authoring tool.

Support Hero - Educate your customers through self-help support

HelpSmith - HelpSmith is a help authoring tool to create CHM HTML help files, manuals, and PDF documents.

iService - iService is an integrated solution for managing all customer interactions with complete web-based interface, routes and automatically responds to customer email, provides a simple but powerful knowledge base, and includes a complete contact manageme…