Open / view .chm file under Linux or FreeBSD

Chm file is a Microsoft Compressed HTML Help file in a proprietary format for online help files. Under Linux/FreeBSD or UNIX you can open .chm file using following three different programs which makes it possible to browse native Windows CHM files:

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Install chm viewer

Use apt-get or yum command to install chm viewer:
# apt-get install gnochm
OR
# apt-get install kchmviewer

Gnome Desktop User

Use gnochm program as follows
$ gnochm file.chm

KDE Desktop User

Use kchmviewer (very nice and highly recommended) program as follows
$ kchmviewer file.chm

Other tool

xchm program is quite outdated but works:
$ xchm file.chm

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I'm Vivek Gite, and I write about Linux, macOS, Unix, IT, programming, infosec, and open source. Subscribe to my RSS feed or email newsletter for updates.

23 comments… add one
  • Landis Jan 26, 2012 @ 23:10

    under KDE (openSuSE), I use and love okular!
    Landis

  • David May 25, 2013 @ 15:58

    Am using kchmviewer and it works fine.

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