A cdk file extension is related to the Calamus SL software. A cdk file stores document from Calamus.

There are 3 other file types using
the CDK file extension!

empty icon.cdk - CD Katalog data

empty icon.cdk - OS/2 saved SKF format

empty icon.cdk - CADKEY document

Detailed description

Software that open cdk file

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CDK file extension - Calamus SL document

What is cdk file? How to open cdk files?

File type specification:

Document file type icon Document file type

The cdk file extension is associated with the Calamus SL editor, a Dutch layout system for Microsoft Windows operating system, developed by Invers Software.

The cdk file contains document from Calamus SL,


The default software associated to open cdk file:

Calamus SL picture or screenshot

Calamus SL  Multiplatform software

Company or developer:
invers Software

Calamus SL is a professional desktop and layout program for Windows. Calamus offers powerful tools for text, image and vector editing.

Help how to open:

Use Calamus SL to open *.cdk files.

How to convert:

Calamus SL can export *.cdk files to other formats.

List of 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).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting cdk files.

Software that open cdk file - Calamus SL document

Programs supporting the exension cdk on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Calamus SL for open cdk file action.


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