Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .cpj

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .cpj file?
  • Which program can create the .cpj file?
  • Where can you find a description of the .cpj format?
  • What can convert .cpj files to a different format?
  • Which MIME-type is associated with the .cpj extension?
WinOnCD Project .cpj file icon

WinOnCD Project

CPJ file is a WinOnCD Project. WinOnCD is a CD writing package from CeQuadrat. It contains an audio editor, and some useful audio restoration software.
Detailed description not available
Category: Project files
Application: Roxio Creator
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
WinOnCD Disc Image

Other types of files may also use the .cpj file extension. If you have helpful information about .cpj extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

PhotoStage Slideshow Project
Novell Netware Compiled Server Software Package
Nexilogic Pixbend Studio Project
VideoPad Project
Clojure Source Code
DeskProto Project
Sega Saturn Cinepak Video
Adobe Captivate Project

The .cpj filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

spj (25), vpj (24), cpk (16), clj (1), xpj (1), pcj (1), dpj (1), cpu (1), cpm (1), cpi (1), cp (1), pj (1), fpj (1), cpy (1), cpn (1)

Can't open a .cpj file?

If you want to open a .cpj file on your computer, you just need to have the appropriate program installed. If the .cpj association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.cpj

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 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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