.CDK file extension - OS/2 saved SKF format
What is cdk file? How to open cdk files?
File type specification:
The cdk file extension is associated with the IBM OS/2 operating system. The cdk file contains floppy disk image.
Mime types:
file/binary
Most likely some old format without support. No further information could be found.
This cdk file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open cdk file:
OS/2 
(obsolete software)
Company or developer:
IBM
OS/2 is operating system developed by IBM for personal computers. OS/2 is no longer marketed by IBM and support for OS/2 was discontinued in 2006. OS/2 is very similar like Windows in many ways, but also has similarities with Unix. The last version of OS/2 is named OS/2 Warp.
List of recommended software applications associated to the .cdk 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 cdk file, edit cdk file, convert cdk file, view cdk file, play cdk file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with cdk file - OS/2 saved SKF format
Click on the software link for more information about OS/2. OS/2 uses cdk 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.).
Other operating systems or devices:
OS/2 (obsolete/discontinued)
