Abee Chm eBook Creator 

The program for creating eBooks in the CHM format quickly and easily. You can use it to create eBooks, documentation, software guides and archives with HTML pages saved from the Internet.
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WinCHM [help authoring tool] 

A html help authoring software that help you create help file easily and quickly.
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Visual CHM 

With Visual CHM you can easily create your HTML help files.
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