Details of extension .ck2

On this page, we're going to take a closer look at the .ck2 file extension. We'll explain what exactly a .ck2 fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .ck2 files into different formats, we'll give you some tips on how to do that too. Let's see the 2 file formats associated with this file extension!

Contents

• ChessBase Strategy Key Data
• Commander Keen Data File

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ChessBase Strategy Key Data

The CK2 file is a ChessBase Strategy Key Data. ChessBase is a personal, stand-alone chess database.

Category: Game Data files

Application: ChessBase

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

cp2

Related extensions:

.cbf ChessBase Old Game Database

.cblay ChessBase Window Layout Data

.ck3 ChessBase Endgame Key Data

.cbz ChessBase Encrypted Archived Database

Links:

-

Commander Keen Data File

The CK1 file is a Commander Keen Data File. Commander Keen is a series of video games developed by id Software in the early 1990s.

Category: Game Data files

Application: Commander Keen

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

ck2, ck3, ck4, ck5, ck6

Related extensions:

.bs1 Apogee Blake Stone Game Data

.bm1 Apogee Bio Menace Map

.fp1 Flying Pigs for Windows Data

.hel Hellbender Saved Game

Links:

-

The .ck2 file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .ck2 extension may contain various content types. If you have helpful information about this extension, write to us!

The .ck2 extension is frequently misused

People sometimes confuse the .ck2 filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

Having trouble opening a .ck2 file?

If you want to open a .ck2 file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .ck2 association can trigger this error.

Windows can't open this file:

File: example.ck2

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

• Right-click a file with the extension whose association you want to change, and then click Open With.
• In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
• Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android