Files with cmm extension were used to the ColorSync utility developed by Apple Inc.. They include some data for internal purposes.

There is one other file type using
the CMM file extension!

empty icon.cmm - Corel Multimedia Manager album information

Detailed description

Software that open cmm file

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CMM file extension - Apple ColorSync CMM file

What is cmm file? How to open cmm files?

File type specification:

Various data file type icon Various data file type

cmm file icon: cmm filetype icon

The cmm file extension is related to the ColorSync Utility in Mac OS X  that can be used to modify an image file. You can use it to add effects, change the color space, resample the image, or correct the colors and brightness.

The default software associated to open cmm file:

Mac OS X icon

Apple, Inc. logoMac OS X  Apple macOS / Mac OS X software

Company or developer:
Apple, Inc.

OS X or Mac OS X is Unix-based operating system developed by Apple Inc. for Macintosh computers. It contains basic core applications for everyday use, such as Finder basic file manager, Safari for Internet browsing, QuickTime for video, iTunes for managing audio data and iPod, iOS devices management , iMessage instant messaging, Mail, Contacts, Calendar and many more.

The latest version 10.11 of OS X is called El Capitan. It is available to purchase on Mac App Store as well as is distributed with new Mac computers and notebooks. It includes features to improve the security, performance, design and usability.

OS X operating system was replaced by new macOS in 2016!

Help how to open:

The cmm extension file is not meant to be opened manually by the user.

How to convert:

The cmm extension file is not convertable.

List of recommended software applications associated to the .cmm file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open cmm file, edit cmm file, convert cmm file, view cmm file, play cmm file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with cmm file - Apple ColorSync CMM file

Click on the software link for more information about Mac OS X. Mac OS X uses cmm file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Apple macOS / Mac OS X:

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