.CMM File

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.

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

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.