>> CGM file

CGM file format description

Many people share .cgm files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cgm file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cgm files.

1 filename extension(s) found in our database.

.cgm - Computer Graphics Metafile

The CGM graphic files are related to Vizex Reader. 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.

Vizex Reader
Graphic files
- / -
Computer Graphics Metafile related extensions:
CyBook Thumbnail Image
Crystal Reports Image
Bio-Rad Scan File
JPiG Image
Adobe ImageStyler File
Blender Data

Naturally, other applications may also use the .cgm file extension. Even harmful programs can create .cgm files. Be especially cautious with .cgm files coming from an unknown source!

Can't open a .cgm file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .cgm file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cym, cmg, vgm, cbm, gcm, ctm, cnm, cm, cgn, cgk, xgm, cfm, gm, dgm, cvm

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Chessmaster Saved Game
AdPlug Callus YM2151 Register Log
NBA 2K12 Saved Game
Color FBM Image
Autodesk AutoCAD Civil 3D DGM Document
Pegasus Mail New Message

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .cgm file format, then write to us!

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