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Home > Quick Reference > File Extensions

Data Formats and Their File Extensions -- M

Number Symbol A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Full List
.m      Function (program) (Matlab)
	Macro module (Brief)
	Standard package (Mathematica)
.m11    Text file (MASS11)
.m2p	MPEG-2 Program Stream Format file
.m2v	MPEG-2 Video Only file
.m3     Modula 3 source code file
.m3d    3d animation macro
.m3u	Music Playlist (Winamp)
.m4     M4 preprocessor file (unix)
.m4a 	MPEG-4 Audio Layer
.m_u    Backup of boot sector, FAT and boot dir (MazeGold)
.ma3    Macro (Harvard Graphics 3.0)
.mac    Bitmap graphics (Macintosh MacPaint)
.mad	MS Access Module Shortcut
.mag    Woody Lynn's MAG graphics format (MPS Magro Paint System)
.mai    Mail (VAX)
.mak    Makefile
	Project file (Visual Basic)
.man    Command manual
.map    Color palette
	Format data (Micrografx Picture Publisher)
	Linker map file
	Map (Atlas MapMaker)
	Network map (AccView)
.mar    Assembly program (VAX Macro)
.mas    Smartmaster set (Freelance Graphics)
.mat    Data file (Matlab)
.max	Max source code file
	Microsoft Data Analyser View 
.mb     Memo field values for database (Paradox)
.mbf	MS Money Backup file
.mbk    Multiple index file backup (dBASE IV)
	Medisoft for Windows Backup
.mbx    Mailbox (Eudora/Zerberus)
.mcc    Configuration file (Mathcad)
.mcd    Document (Mathcad)
.mcf    Mathcad font
        Meta Content Format file
        Master Command file
        TMPGEnc template 
.mci    Mci command script (Media Control Interface)
.mcp    Application script (Capsule)
	Printer driver (Mathcad)
.mcr	DataCAD Keyboard macro file
.mcw    Text file (MacWrite II)
.mcx	Graphic file
.md     Compressed file archive created by MDCD (mdcd10.arc)
.md5	Message Digest 5 (Easy MD5 Creator)
.mda    Data (MS Access)
.mdb    Database (MS Access)
.mdf	Accelio Capture Classic (JetForm) Filler
	I-deas Master Drafting Machine Data file
	Menu Definition file
	MS-SQL Master Database file
	Alcohol 120% CD Image File
.mdl    Model (3D Design Plus)
	Spreadsheet (CA-Compete!)
.mdm    Modem definition (TELIX)
.mdmp 	Microsoft Windows XP Trouble Report
.mdr	FaxTalk Modem Doctor Modem Report file
.mdt    Data table (MS ILink incremental linker)
.mdx    Multiple index file (dBASE IV)
.mdz	MS Access Wizard Template
.me     Usually ASCII text file READ.ME
.meb    Macro Editor bottom overflow file (WordPerfect Library)
.med    Macro Editor delete save (WordPerfect Library)
	Music (OctaMED)
.mem    Macro Editor macro (WordPerfect Library)
	Memory variable save file (Clipper - dBASE IV - FoxPro)
.meq    Macro Editor print queue file (WordPerfect Library)
.mer    Macro Editor resident area (WordPerfect Library) (vakioalue)
.mes    Macro Editor work space file (WordPerfect Library)
.met    Document (Omnipage Pro)
	eDonkey2000 file
	Macro Editor top overflow file (WordPerfect Library)
	Presentation Manager Meta file
.meu    Menu group (DOS Shell)
.mex    Mex file (executable command) (Matlab)
	Macro Editor expound file (WordPerfect Library)
	Mioplanet mex reader interactive file
.mf     Metafont text file
.mfx 	ImageMAKER Fax Viewer folder file
.mgf    Font (Micrografx)
.mgp 	MagicPoint Presentation file
.mhp	MS Home Publishing Project
.mht  	MS MHTML Document
.mib    Snmp MIB file
.mic	Microsoft Image Composer file
.mid    Standard MIDI file (music synthetizers)
.mif	Maker Interchange Format (FrameMaker)
.mii    Datafile (MicroStat-II)
.mim	MIME file
.mio	Multimedia Interactive Object
.mip	Paint Shop Pro Multiple Image Print file
.mis	Delta Force Land Warrior Mission
	MagicInstall Installation Script
	Tribes 2 Game file
.mix    Object file (Power C)
.mk     Makefile
.mke    Makefile (MS Windows SDK)
.mki    Japanese graphics MAKIchan format (MagView 0.5)
.mks    Data (TACT)
.ml3    Project (Milestones 3.x)
.mlb    Macro library file (Symphony)
.mlm	Novel Groupwise e-mail file
.mm     Text file (MultiMate Advantage II)
.mmc	Media Catalog  
        MSoffice Media Content 
.mmd	Peristudio/PeriProducer file
.mmf    Mail message file (MS Mail)
.mml	Mail Meta Language
.mmm    Movie (RIFF RMMP format) (MacroMind Director 3.x)
.mmo    Memo writer file (RapidFile)
.mmp    Output video format from Bravado board
.mmx	Command & Conquer Red Alert 2 Map file
	Oracle Forms Compiled Menu
.mmz	MusicMatch Theme file
.mnd    Menu source (AutoCAD Menu Compiler)
.mng    Map (DeLorme Map'n'Go)
.mnt    Menu memo (FoxPro)
.mnu    Advanced macro (HP NewWave)
	Menu (AutoCAD Menu Compiler - Norton Commander - Signature)
.mnx    Compiled menu (AutoCAD)
	Menu (FoxPro)
.mny    Account book (MS Money)
.mob    Device definition (PEN Windows)
.mod    Modula-2 source code file (Clarion Modula-2)
	Windows kernel module
	Music (FastTracker - many)
.mol	MDL Molfile 
.mon    Monitor description (ReadMail)
.mov    QuickTime Video Clip
        Apple QuickTime Audio
        AutoCAD AutoFlix Movie
.mp2    Mpeg audio file (xing)
.mp3	mp3PRO Audio file
	MPEG Audio Stream, Layer III
	SHARP MZ-series Emulator file
	Wrapster Wrapped file
.mp4	MPEG-4 Video File 
.mpa 	MPEG Audio Stream, Layer I, II or III 
.mpc    Calender file (MS Project)
.mpd	MS Project database file
.mpe	MPEG Movie Clip
.mpf	MS Design Gallery
        MosASCII Project Workspace file
.mpg    Mpeg animation
.mpm    Mathplan macro (WordPerfect Library)
.mpp    Project file (MS Project)
        CAD Drawing File
.mpq	Blizzard Game Data file
.mpr    Generated program (FoxPro)
.mps	Multimedia File
        Casio PDL Pocket Streets Map
.mpt    Bitmap graphics (Multipage TIFF)
	Template File (MS Project)
.mpv    View file (MS Project)
.mpw	MosASCII Project Workspace file
.mpx    Compiled menu program (FoxPro)
.mrb    Multiple Resolution Bitmap graphics (MS C/C++)
.mrc	MIRC Script file
        Bibliographic Data Format
.mrk	Informative Graphics markup file
.mrs    Macro Resource file (WordPerfect for Win)
.msc    MS C makefile
.msd	MS Diagnostic Utility Report
.msf	Multiple Sequence file
.msg    Message
.msi	Windows Installer file
.msm	MultiSIM Circuit Diagram
.mso	Math Script Object file
	MS FrontPage file
	MS Word OLE Web Page Storage Stream 
.msp    Bitmap graphics (Microsoft Paint)
.mspx	XML based Web Page
.mss Manuscript text file (Perfect Writer - Scribble - MINCE - Jove) .mst ChemFinder Chemical Structure Index DATAIR Pension System Master file Minispecification file (Prosa) Setup script (MS Windows SDK) Visual Test Source file .msv Sony Memory Stick Format .msw Text file (MS Word) .msx Compressed CP/M file archive created by MSX .mtd Digital Sheet Music .mth Math file (Derive) .mtm Multitracker Module music .mts Viewpoint iPix file .mtw Datafile (Minitab) .mtx Temporary File often used by a browser or TWAIN device Viewpoint iPix file .mu Menu (Quattro Pro) .mu3 Myriad Music file (packed sounds & digital tracks) .muf ProtoMuck Multi User Forth Program .mul Ultima Online Game .mus MusicTime Sound file Myriad Music file .mvb Database MS Multimedia viewer file .mvc Music Collector Collection Manager file .mvd MicroDVD (DVD movie  file)
.mvf Stop frame file (AutoCAD AutoFlix) .mvi Movie command file (AutoCAD AutoFlix) .mvw Log file (Saber LAN) .mwf Animation (ProMotion) .mwp Lotus Wordpro 97 Smartmaster file MegaWorks Pack file .mwv MovieWorks file .mxd GIS Project file .mxe Macro Express Mindex Effect Album .mxf Material eXchange Format for the interchange of audio-visual material with associated data and metadata.
.mxm MS Project/Outlook Team Assign Task .mxp Macromedia Extension Manager ArcReader Published Map .mxt Data (MS C) .myp Presentation (MM Make Your Point) .myr Myriad Music file .mys Myst Saved Game .myt Myriad Tutorial file

Number Symbol A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Full List

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