How to open DMK files

Did your computer fail to open a DMK file? We explain what DMK files are and recommend software that we know can open or convert your files.

What is a DMK file?

DMK files are TRS-80 DMK disk image files, which you can read more about below.

The DMK file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a DMK opener may not be able to open all kinds of DMK files. In this case, though, we only know of one specific use.

TRS-80 DMK disk image

Through our analysis of DMK files, we know that one use of the format is TRS-80 DMK disk image. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

DMK file openers, viewers, etc.

These apps are known to open certain types of DMK files. Remember, different programs may use DMK files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Digimask ViewerDigimask ViewerUser submitted
Digimask LaunchPadDigimask LaunchPadUser submitted
We have not verified any programs that we know for certain can work with DMK-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with DMK-files. If you know one, please use the Suggest link below and tell us about it!