File Extension Types
File Extension Search Glossary
.M4A - MPEG-4 Audio File ( file extension m4a ).
.M4P - iTunes Music Store Audio File ( file extension m4p ).
.M4R - iPhone Ringtone File ( file extension m4r ).
.M4V - used in Apple iTunes and iPod ( m4v file extension ).
.M3D - Motion 3D - Corel ( file extension m3d ).
.MAC - MacPaint
.MAF - Microsoft Access Form ( filename extension maf ).
.MAK - Makefile
.MAM - Microsoft Access Macro (file extension).
.MAP - Map - linkage editor
.MAQ - Microsoft Access Query (filename extension).
.MAR - Microsoft Access Report (file extension).
.MAT - Microsoft Access Table (filename extension).
.MCS - MathCAD format
.MCW - Microsoft Word for Macintosh (filename extension).
.MDX - Multi-index
.MET - Metafile - OS/2 ( file extension met ).
.MEU - Menu
.MFF - MIDI File Format ( filename extension mff ).
.MGF - Micrografx Draw Font ( filename extension mgf ).
.MI - Miscellaneous ( filename extension mi ).
.MIC - Microsoft Image Composer ( filename extension mic ).
.MID - MIDI
.MIFF - An ImageMagick file format
.MIL - Group 4
.Mime - MIME (filename extension); the encoding format used by the Multipurpose Internet Mail Extension.
.MKV - is the Matroska Video File (filename extension mkv); MKV is similar to the .AVI, and .MOV formats and supports several types of audio and video codecs. The DivX player supports MKV files on both the Mac and Windows operating systems. The mkv file can be played on both the Palm and Pocket PC mobile devices using the CorePlayer Mobile software.
.MME - Mime encoded file (filename extension); the encoding format used by the Multipurpose Internet Mail Extension.
.MMF - Microsoft Mail File ( mmf file extension ) .mmf can also describe a sound file format created for some mobile devices; MMF is a file type used for some cell phone ring tones. McAfee anti-virus software also contains a .mmf which is a configuration type of file. Many file types like .mmf can be realted to various software programs and have a completely different function.
.MMM - Macromind animation
.MOD - (For module). A music file format that contains digitized sound samples A .MOD file takes more memory than a MIDI file because a MIDI file contains instructions for making sounds but not the actual sound samples. There are .MOD players for Amiga, PC, and Macintosh computers.
.MOOV - QuickTime movie. This file can be viewed with QuickTime Player.
.MOV - Movie - QuickTime ( file extension mov ).
.Movie - QuickTime movie. This file can be viewed with QuickTime Player.
.MOZ - Mozilla - Netscape cache file (filename extension).
.Mp2 - MPEG Layer II compressed audio. This file can be played using QuickTime Player and some other sound players.
.Mp3 - MPEG Layer III compressed audio. This file can be played with QuickTime Player, Real Player, and some other sound players.
.MPE - MPEG ( filename extension mpe ).
.MPEG - MPEG movie or animation file. This file can be played with QuickTime Player.
.MPG - MPEG encoded file. This file is an MPEG movie, and can be played with QuickTime Player. ( file extension mpg ).
.MPNT - Macintosh MacPaint
.MPP - Microsoft Project project file ( file extension mpp ).
.MPT - Microsoft Project template file ( filename extension mpt).
.MPX - Microsoft Project export file ( filename extension mpx ).
.MRK - Markup - Informative Graphics ( file extension mrk ).
.MSG - Message file
.MSN - Microsoft Network document ( filename extension msn ).
.MSP - Microsoft Paint
.MUS - Music ( filename extension mus ).
.MVB - Microsoft Multimedia Viewer ( filename extension mvb ).
.MYS - Myst saved game file ( filename extension mys ).
Every filename contains a file extension like mmf, mp3, mpg, mov, mac, map, m4p, m4r, m4a, m3d, mpp, mrk, mpt, mrk and others that refers to the specific type of file. Info on files like mmf, mp3, m4r, m4a, m4v and others is used by your PC operating system to
open an appropriate program associated with that respective file.
File Extension Type starting with ....
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