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Navigation: Home > CKO file

Informations about the CKO filename extension and the file formats associated with it

We collected the information you should know about the .cko filename on this page. If you were sent a(n) .cko file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

2 filename extension(s) are in our database

.cko - Kokogut C Output File

The CKO file is a Development file, which is connected to the Kokogut C Output File according to our registry. With the adequate settings, the Kokogut C Output File (.cko) files can be opened or converted with the help of Kokogut.

Format description:
CKO format description not yet available
Category:
Development
Application:
Kokogut
Mime-type:
application/octet-stream
Magic string:
- / -
Aliases:
ckg
Related links:
-
Related extensions:
.koi
Kokogut Module Interface File
.kop
Kokogut Compiler Options File

.cko - ChessBase Key Openings

The CKO file is a Game Data file, which is connected to the ChessBase Key Openings according to our registry. With the adequate settings, the ChessBase Key Openings (.cko) files can be opened or converted with the help of ChessBase.

Format description:
CKO format
Category:
Game Data
Application:
ChessBase
Mime-type:
application/octet-stream
Magic string:
- / -
Aliases:
cip
Related links:
-
Related extensions:
.cba
ChessBase Annotations
.cbb
ChessBase Search Booster
.cbc
ChessBase Commentators Index
.cbe
ChessBase Team Index
.cbf
ChessBase Old Game Database
.cbg
ChessBase Game Moves Data

Important! Programs other than the ones listed above may also use the .cko file extension. Even harmful programs can create files with the .cko extension to store data in them. Always be careful with .cko files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .cko file can’t be opened on your computer?

If the program necessary for opening the .cko file is installed properly on your computer, then the quickest and simplest way to open the .cko file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .cko file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .cko extension

The .cko filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .cko files.

ck, sko, kco, coo, co, clo, ckl, ko, cuo, cok, cmo, ckp

Maybe you’re not even looking for the .cko file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .cko extension. It’s possible that the one you’re looking for is among them.

.ck
ChucK Source Code
.coo
Tajima Embroidery Data File
.ckl
DISA STIG Checklist
.cuo
CUDA Object
.clo
Cloe Raytracer Image
.kco
Kwalitan Codes Data

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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