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Details of extension .cgm

On this page, we're going to take a closer look at the .cgm file extension. We'll explain what exactly a .cgm fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .cgm files into different formats, we'll give you some tips on how to do that too. Let's see the 3 file formats associated with this file extension!

Contents

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cgm file - Computer Graphics Metafile

Computer Graphics Metafile

The CGM file is a Computer Graphics Metafile. Computer Graphics Metafile (CGM) is a file format for 2D vector graphics, raster graphics, and text, and is defined by ISO/IEC 8632.
Category: Graphic files
Application: Vizex Reader
Program name: -
Mime-type: image/cgm
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.raf Fujifilm Raw Image
.mmp Symbian Project Specification Data
.psd Adobe Photoshop Image
.ithmb iPod Photo Thumbnail
Links:
cgm file - Altair FEKO Matrix Equation Data

Altair FEKO Matrix Equation Data

The CGM file is an Altair FEKO Matrix Equation Data. Altair Feko is a comprehensive computational electromagnetics (CEM) code used widely in the telecommunications, automobile, space and defense industries.
Category: Data files
Application: Altair FEKO
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.cfm Altair FEKO CADFEKO Model Mesh Data
.wfg Altair FEKO GraphFEKO Data
.fek Altair FEKO Input Data
.pfs Altair FEKO POSTFEKO Session Data
Links:
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cgm file - Heroes of Might and Magic III Saved Game

Heroes of Might and Magic III Saved Game

The CGM file is a Heroes of Might and Magic III Saved Game. Heroes of Might and Magic III is a turn-based strategic war game, set up in a classical role-playing game Environment.
Category: Game Data files
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.ert Heroes of Might and Magic III Script
.h3c Heroes of Might and Magic III Campaign Data
.gm1 Heroes of Might and Magic III Saved Game
.h5c Heroes of Might and Magic V Campaign Data
Links:
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The .cgm file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .cgm extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .cgm file extension wrong?

In our database, we came across the following similar extensions:

.cym AdPlug Callus YM2151 Register Log
.cbm EaseUS Todo Backup Data
.cvm Odin Sphere Game Data
.ctm CrazyTalk Model Data
.cm Cable Modem Configuration
.cgn PoldatDB Data

The .cgm extension is frequently misused

People sometimes confuse the .cgm filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

cym (1), cbm (1), cvm (1), ctm (1), cm (1), cgn (1), cnm (1), cmg (1), sgm (1), cgh (1)

Having trouble opening a .cgm file?

If you want to open a .cgm file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .cgm association can trigger this error.

Windows can't open this file:

File: example.cgm

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android