HelpNDoc is particularly recommended for technical writers, software developers, and content creators who need to produce and manage help guides and documentation across multiple formats. It's also suitable for teams who require collaborative features and comprehensive project management tools.
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.
Dr.Explain - Dr.Explain software is a help file authoring tool.
CHM Editor - Best solution to edit CHM files
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
xchm - xCHM is a cross-platform GUI front-end to chmlib, with borrowed bits from Pabs' chmdeco project.
Adobe RoboHelp - Adobe RoboHelp empowers organizations to deliver engaging help and policy content across mobile devices, formats, and platforms.