C2X file format description

Many people share .c2x files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .c2x file can be edited, converted or printed with. On this page, we try to provide assistance for handling .c2x files.

1 filename extension(s) found in our database.

.c2x - WinOnCD C2X Data

The C2X data files are related to Roxio Creator. The C2X file is a WinOnCD C2X Data. WinOnCD is a CD writing package from CeQuadrat.

Roxio Creator
Data files
- / -
WinOnCD C2X Data related extensions:
Zemax Spectrum Source
SunSpec Model Definition XML Data
InspireData Data
CitectSCADA Data
vMix Preset Data
Web Intents Data

Naturally, other applications may also use the .c2x file extension. Even harmful programs can create .c2x files. Be especially cautious with .c2x files coming from an unknown source!

Can't open a .c2x 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 a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .c2x file extension is often given incorrectly!

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

c2, c2a, c2c, c2d, c2s, cex, cqx, cwx, cx, czx, d2x, v2x

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Casio ClassPad II Add-in
Diablo 2 Player Stash Data
WinOnCD Disc Image
G7 Click2Stitch Embroidery Design
SolidWorks Enterprise PDM Exported Vault Settings
CZIP X Encrypted ZIP Archive

Operating systems

DataTypes.net currently supports the following operating systems:

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

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


If you have useful information about the .c2x file format, then write to us!

DataTypes.net >> C2X file