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Kchmviewer

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

20 Alternatives To Kchmviewer

Chmox

Chmox is a free (of charge), open source application for OS X which lets you read Windows Help…

Doc-O-Matic

Doc-O-Matic is a software source code documentation and Help authoring tool.
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GnoCHM

GnoCHM is a CHM file viewer. It is designed to integrate nicely with Gnome.

HelpNDoc

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

HelpSmith

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

Helpinator

WYSIWYG, single source, multiformat, multilingual help authoring tool with screenshot capture and annotation. CHM, PDF, WebHelp, QtHelp, JavaHelp, OracleHelp, WordPress. 249USD.

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…

Microsoft HTML Help

Microsoft HTML Help is the standard help system for the Windows platform.
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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.