There are 6 other file types using
the MRF file extension!
.mrf - Macintosh font
.mrf - Marks Russel Format raster image
.mrf - GPS Pathfinder Office geoid grid data
.mrf - MeterReading data
.mrf - MultiEx Commander resource file
.mrf - WinMorph project information
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What is mrf file? How to open mrf files?
The MRF file extension is also used by Grade Busters Teacher Tools - the ultimate electronic gradebook system.
The default software associated to open mrf file:
Grade Busters Teacher Tools 
Company or developer:
J. Klein Productions Inc.
Grade Busters Teacher Tools is a dedicated electronic gradebook system for teachers.
Help how to open:
Due the variability and uncertainty of this file type group, there is no general information available, about how to open this various data file format. However most files with extension from this group are usually not meant to be opened or viewed directly. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.
For general information try to look at:
Identifying unknown file formats
How to convert:
Due the variability and uncertainty of this file type group, there is no general information available, about how to convert this various data file format. However most files with extension from this group are usually not in formats, which can be converted. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.
List of recommended software applications associated to the .mrf 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 mrf file, edit mrf file, convert mrf file, view mrf file, play mrf file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with mrf file - Grade Busters Teacher Tools file
Click on the software link for more information about Grade Busters Teacher Tools. Grade Busters Teacher Tools uses mrf file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).
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