COB file format description

Many people often share .cob files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .cob files. To address this issue, we have created this page to offer assistance and guidance on handling .cob files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .cob files.

Our aim is to simplify the process and promote seamless use of the .cob file format.

4 filename extension(s) found in our database.

.cob - Caligari TrueSpace Object

The COB document files are related to Caligari TrueSpace. The COB file is a Caligari TrueSpace 3D object. TrueSpace is a 3D modeler and animation software. The Caligari TrueSpace seems to be no longer supported.

Application:Caligari TrueSpace
Category:Document files
Magic:- / -

Caligari TrueSpace Object related extensions:

  • gid Windows Global Index File
  • ins Inspiration Document
  • ftmt Family Tree Maker for Mac Chart Template
  • vcs vCalendar Document
  • gtp Guitar Pro Tabulature
  • igf Intercept Geometry File

.cob - Total Annihilation Unit Script

The COB game data files are related to Total Annihilation. The COB file is a Total Annihilation Unit Script. Total Annihilation is a real-time strategy video game created by Cavedog Entertainment.

Application:Total Annihilation
Category:Game Data files
Magic:- / -

Total Annihilation Unit Script related extensions:

  • bfres Mario Kart 8 Binary Cafe Resources Data
  • xbw Unreal Championship 2: The Liandri Conflict Data
  • sqf Operation FlashPoint Function Script
  • ugd Need for Speed: Underground Game Data
  • gvm Phantasy Star Online Game Data
  • typ Aces Hight Map TYP Data

.cob - Creatures Compiled Object

The COB game data files are related to Creatures. The COB file is a Creatures Compiled Object. Creatures is an artificial life (alife) video game.

Category:Game Data files
Magic:- / -

Creatures Compiled Object related extensions:

  • cos Creatures Object Source Code
  • sfc Creatures Saved Game

.cob - COBOL Source Code

The COB development files are related to Eclipse. The COB file is a COBOL Source Code. COBOL is one of the oldest programming languages, primarily designed by Grace Hopper.

Category:Development files
Magic:- / -

COBOL Source Code related extensions:

  • cpy COBOL Include Data
  • dadx Eclipse Document Access Definition Extension
  • e4xmi Eclipse Application Model Data
  • eclipseproduct Eclipse Product Marker
  • egrid Eclipse Grid Data
  • emof Eclipse EMOF Model

Be careful.

It is important to understand that the .cob file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .cob extension to create files. This includes potentially harmful programs or malware that may generate .cob files for various purposes. Be especially cautious with .cob files coming from untrusted or unknown sources.

Can't open a .cob file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize an extension, you receive the following message:

Select an app to open this .cob file

To set the .cob file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .cob file association. Many applications can open .cob files without requiring any specific file association to be set.

The .cob file extension is often given incorrectly

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.

These misspellings were the most common in the past year:

cb, cbo, cib, ckb, clb, co, cof, cog, con, cov, cpb, dob, fob, ob, ocb

Is it possible that the filename extension is misspelled?

There is a possibility that the .cob filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .cob:

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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If you find the information on this .cob page useful, please feel free to link to this page. >> COB file