Files with the extension .HMK are 'greetings card' project files created within 'Hallmark card studio'. Hallmark card studio is a greetings card creator / photo editor.
Applications that are reportedly able to open .HMK files include: Adobe-Photo Deluxe, Windiows Media, and Quicktime.
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S. Reed.
2008-08-10 17:17:44
#1
Hi, Somebody sent me a file with a .HMK extension, how do I go about opening it?
