COR1 file format description

Many people share .cor1 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cor1 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cor1 files.

1 filename extension(s) found in our database.

.cor1 - Corel Multimedia Manager Data

The COR1 data files are related to Corel Multimedia Manager. The COR1 file is a Corel Multimedia Manager Data. Corel Multimedia Manager is a media catalog application for Microsoft Windows.

Corel Multimedia Manager
Data files
- / -
Corel Multimedia Manager Data related extensions:
KNX ETS Product Database
SAP2000 Model Data
TI-83 Calculator List
PCAnywhere Session Log
Mine-imator Language Data
WebMoney Keeper CLASSIC Group Data

Naturally, other applications may also use the .cor1 file extension. Even harmful programs can create .cor1 files. Be especially cautious with .cor1 files coming from an unknown source!

Can't open a .cor1 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 .cor1 file extension is often given incorrectly!

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

cor, cr1

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CYANA DG Cartesian Coordinate File
Trimble Corrected SSF
WMOVIEC Atomic Coordinates Data
Insight II Output Coordinate Data
CRBasic Source

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

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If you have useful information about the .cor1 file format, then write to us! >> COR1 file