CHM

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|subcat=Help files
 
|subcat=Help files
 
|extensions={{ext|chm}}
 
|extensions={{ext|chm}}
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|mimetypes={{mimetype|application/vnd.ms-htmlhelp}}
 
|pronom={{PRONOM|fmt/634}}
 
|pronom={{PRONOM|fmt/634}}
 
|released=1997
 
|released=1997
 
}}
 
}}
[[CHM]] (Compiled HTML Help) is a Microsoft format for help files. While it is proprietary, it has been reverse engineered, and many software applications can read it.
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[[CHM]] (Compiled HTML Help), AKA '''Microsoft Help 1''', is a Microsoft format for help files. While it is proprietary, it has been reverse engineered, and many software applications can read it.
  
== See also ==
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It is a compressed binary file format, including content in [[HTML]] as well as other related data.
  
* [[HLP (WinHelp)]]
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[[Microsoft Help 2]] was intended as a successor, but never saw much use.
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== Format description ==
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* [http://chmspec.nongnu.org/latest/ chmspec]
  
 
== Software ==
 
== Software ==
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== Links and references ==
 
== Links and references ==
  
* [http://chmspec.nongnu.org/latest/ chmspec]
 
 
* [https://en.wikipedia.org/wiki/Microsoft_Compiled_HTML_Help Wikipedia article]
 
* [https://en.wikipedia.org/wiki/Microsoft_Compiled_HTML_Help Wikipedia article]
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* [http://www.infoworld.com/article/2894256/security/ancient-help-file-format-carrying-new-cryptowall-attacks-on-pcs.html Ancient help-file format carries new CryptoWall attacks into PCs]
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== See also ==
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* [[Microsoft Help 2]]
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* [[HLP (WinHelp)]]
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[[Category:Microsoft]]
 
[[Category:Microsoft]]
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[[Category:Windows]]
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[[Category:Hypermedia]]

Revision as of 10:49, 2 December 2020

File Format
Name CHM
Ontology
Extension(s) .chm
MIME Type(s) application/vnd.ms-htmlhelp
PRONOM fmt/634
Released 1997

CHM (Compiled HTML Help), AKA Microsoft Help 1, is a Microsoft format for help files. While it is proprietary, it has been reverse engineered, and many software applications can read it.

It is a compressed binary file format, including content in HTML as well as other related data.

Microsoft Help 2 was intended as a successor, but never saw much use.

Contents

Format description

Software

Links and references

See also

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