 Microsoft Compiled HTML Help

Microsoft Compiled HTML Help, commonly known as CHM, is a proprietary online help format developed by Microsoft. It is designed to provide a single file that contains a collection of HTML files, images, style sheets, and other resources that can be used to create a help system or documentation for software applications. Here are some key features of CHM: 1. **Single File Format**: CHM files are compiled into a single file format, making it easy to distribute and manage documentation.