An efr file extension is related to the WJVN software. An efr file stores cell-assembly fragment data.

There is one other file type using
the EFR file extension!

empty icon.efr - Encryptafile private key

Detailed description

Software that open efr file

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EFR file extension - WJVN cell-assembly fragment data

What is efr file? How to open efr files?

File type specification:

Various data file type icon Various data file type

The efr file extension is associated with the WJVN. An *.efr file contains a cell-assembly fragment data.

Most likely some old format without support. No further information could be found.

This efr file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open efr file:

WJVN  Microsoft Windows software

Company or developer:
Renato Nobili

WJVN is the first complete Microsoft Windows version of an application for the practical implementation of John von Neumann's cellular automata. 

Help how to open:

Use compatible tools to work with *.efr files.

How to convert:

As far as we know, this .efr 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.

List of software applications associated to the .efr file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open efr file, edit efr file, convert efr file, view efr file, play efr file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting efr files.

Software that open efr file - WJVN cell-assembly fragment data

Programs supporting the exension efr on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about WJVN for open efr file action.

Microsoft Windows:

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