CGN file format description

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

1 filename extension(s) found in our database.

.cgn - PoldatDB Data

The CGN data files are related to PoldatDB. The CGN file is a PoldatDB Data. The PoldatDB seems to be no longer supported.

Data files
- / -
PoldatDB Data related extensions:
PnET-BGC Model
Autodesk Simulation Mechanical Binary Beam Strain Output
BrainVoyager QX Surface Data
Serato DJ Data
MPICH Log Data

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

Can't open a .cgn 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 .cgn file extension is often given incorrectly!

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

cbn, cfn, cg, cgb, cgg, cgh, cgm, chn, cn, cng, cnn, crn, ctn, cvn, dgn

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Slax Livecd Signature File
Crunch Compressed Texture
CryptoNG Encrypted File
Apollo HDRU Image
Clinical Genomics Data

Operating systems 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 .cgn file format, then write to us! >> CGN file