Kchmviewer - Kchmviewer is a free, open-source CHM (MS HTML help) and EPUB viewer for Unix, Mac and Windows...

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

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.

CHM Editor - Best solution to edit CHM files

KEL CHM Creator - KEL CHM Creator a is flexible, powerful and free (freeware) CHM creator that uses Microsoft® HTML Help Workshop to combine your HTML files into one compressed and compact CHM (Compiled Help Modules…

Read CHM - Read CHM is ultimate CHM (Compiled HTML Help) file reader.