Supportiv - The Support Network // Any Topic-24/7-No Trolls #PeerSupport
Dr.Explain - Dr.Explain software is a help file authoring tool.
easyDITA - easyDITA is a component content management system (CCMS) that offers extensive content creation, management and publishing solutions.
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
XML-Director - A XML content management system based on the CMS Plone for XML content, DOCX to XML conversion and high-quality PDF production, EPUB support. Enterprise CMS.
WinCHM - Creating CHM file, Make CHM file, Web Help. WinCHM Pro - Help authoring software (CHM, WebHelp, DOC, PDF) . With this powerful tool you can not only create chm file from scratch, but also convert a set of existing HTML files to a chm file.