The CRU file extension is related to the CRUSH compression tool.

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CRU file - CRUSH compressed archive

What is cru file? How to open cru files?

File type specification:

Archive and compressed file type icon Archive and compressed file type

The CRU file extension is associated with the CRUSH is a data compression utility for UNIX operating systems released in 1991. The *.cru file stores archive compressed with CRUSH tool.

The CRUSH is obsolete product.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .cru file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

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