> For the complete documentation index, see [llms.txt](https://kwcsec.gitbook.io/the-red-team-handbook/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kwcsec.gitbook.io/the-red-team-handbook/techniques/initial-access/file-formats/chm.md).
# CHM
These are Microsoft's online help format, these consist of HTML pages, indexes and other navigation tools. These files are then compressed in a file format called .CHM, also known as compiled CHM.
Numerous amount of CHM file programs exist, for example, you could use Microsoft's HTML Help Workshop.
Example:
```
Click Me
This is a demo !
```