CMM file format description

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

2 filename extension(s) found in our database.

.cmm - Corel Multimedia Manager v7 Album

The CMM data files are related to Corel Multimedia Manager. The CMM file is a Corel Multimedia Manager v7 Album.

Corel Multimedia Manager
Data files
- / -
Corel Multimedia Manager v7 Album related extensions:
WCS Color Appearance Model Profile
Virtual Light Lab Show Data
Sony CAV-M1000ES Memory Backup
ProShow Producer Transition Data
Filetopia Collection Manager Data
Lingea Lexicon Dictionary Data

.cmm - ColorSync Utility CMM Data

The CMM data files are related to Mac OS X ColorSync Utility. The CMM file is a ColorSync Utility CMM Data. ColorSync Utility is a software program that ships with Mac OS X, it is used for management of color profiles and filters.

Mac OS X ColorSync Utility
Data files
- / -
ColorSync Utility CMM Data related extensions:
SAP Business Explorer Data
WinFamily 6 Genealogy Data
XOS Digital Export Package
Adobe Encore Menu Template
PTC Creo View MCAD Package
PTC Creo Default Menu Data

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

Can't open a .cmm 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 .cmm file extension is often given incorrectly!

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

chm, ckm, clm, cm, cmh, cmj, cmk, cml, cmn, cnm, dmm, fmm, mcm, mm, smm

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Microsoft SMS Collection Membership Update
Chemical Markup Language File
Visual Studio Windows CE Build Settings
ControlMyJoystick Profile
Pegasus Mail New Message
CardShop Plus Document

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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