Alphabetic File Extension List

The file extension list you requested is shown on this page. It loads as a table so please give it a moment as some of the lists are quite long. These lists contain basic information: the extension, the name of the program it works with, the specific function of the file, and the company that makes the program. Not all extensions have all of the data. Click on the extension of interest to see the detail page for that extension. Total extensions in this particular list: 1745.

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Extension Information
M Brief Macro Source
M Cliq Accessories Datebook Modification File
M Desktop Color Separation Specification Magenta Layer
M Limbo Interface Declaration
M Maple Common Binary File (Maplesoft, a Division of Waterloo Maple Inc.)
M Mathematica Functions and Commands (Wolfram Research, Inc.)
M MATLAB Function or Script (The MathWorks, Inc.)
M Miranda language Script File
M Objective-C Source
M Winamp3 Uncompiled Script
M Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
M Amiga E Source Module (Wouter van Oortmerssen)
M$S MindStor Firmware Update File
M01 MicroStation Modification Resource (Bentley Systems, Incorporated)
M0D Malete Options (Record 0) File (OpenIsis)
M11 Farallon's MacRecorder Format Sampling Rate 11k
M11 MASS11 Text File
M12 Hydrographs Synthesis Project File
M12 Proprietary Data Format for Interchange of Defense Form Data with Mil-Pac Technology Software Products
M12 S-BASIC File
M12 SHARP MZ-series Emulator File
M14 Steuer2001 File
M15 Apple MPEG-1 Video (Apple Inc.)
M15 thinEdge Model (Petr Schreiber)
M18 Accolade Golf Course File
M1A Apple MPEG-1/2 Audio (Apple Inc.)
M1A MPEG-1 Audiostream
M1C IBM Voice Type Language Newuser File
M1I IBM Voice Type Language Newuser File
M1PG iFinish Video Clip (Media 100 Inc.)
M1S MPEG Media File
M1V MPEG-1 Video File
M2 Modula 2 Language Source
M21 AXMEDIS MPEG-21 File (AxMediaTech S.R.L.)
M22 Farallon's MacRecorder Format Sampling Rate 22k
M29 Turbo Smetchik (Data Basis)
M2A Apple MPEG-1/2 Audio (Apple Inc.)
M2A MPEG-2 Audio
M2C IBM Voice Type Language Newuser File
M2I IBM Voice Type Language Newuser File
M2O Modula Fitted Modula2 File
M2P MPEG-2 Program Stream Format File
M2S MPEG-2 Audio and Video
M2TS Blu-ray BDAV MPEG-2 Transport Stream (Blu-ray Disc Association)
M2V MPEG-2 Video Only File
M3 Modula 3 Program File
M32 Dr.T MIDI File
M3A MPEG Archive Enhanced .M3U Playlist File
M3C IBM Voice Type Language Newuser File
M3D 3D Animations Macro
M3D Corel Motion 3D Animation
M3D EverQuest File
M3D Cossacks Map File (cdv Software Entertainment USA)
M3G Mobile 3D Graphic
M3G Nokia Phone Screen Saver (Nokia)
M3I IBM Voice Type Language Newuser File
M3S Myst III Exile Saved Game (Cyan Worlds, Inc.)
M3U MP3 Playlist File
M3U8 MP3 Playlist File (UTF-8)
M3URL MP3 Playlist File
M4 Meta4 Source Code (Meta4)
m4 m4 Macro
M4A MPEG-4 Audio Layer
M4B MPEG-4 Audio Layer Bookmarkable File
M4C IBM Voice Type Language Newuser File
M4I IBM Voice Type Language Newuser File
M4P Protected AAC File (Apple Inc.)
M4R iPhone Ringtone (Apple Inc.)
M4S Myst IV: Revelation Saved Game (Cyan Worlds, Inc.)
M4T Sage Mas 200 Table File (Sage Software)
M4U Ogg Media Redirector File
M4V MPEG-4 Video File
M64 Mupen64 Movie Capture
M68 Turbo Pascal DOS File (Borland Software Corporation)
M7 Farallon's MacRecorder Format Sampling Rate 7k
M75 Apple MPEG-1 Video (Apple Inc.)
M7A Mapking Map (Matlas Technologies, Inc)
M7A Yamaha Synthesizer Internal User Memory File (Yamaha Corporation)
M8 Grlib Scry PCserv File
M8 Heretic II MipMap
M99 M99 Compression Algorithm Compressed File (Michael Masicalco)
M?? Ingres Modify Table/Index File (Computer Associates International, Inc.)
MA Mathematica ASCII File (Wolfram Research, Inc.)
MA Diablo II Map File (Blizzard Entertainment)
MA hDC Products for MicroApp Executable Files
MA Maya ASCII Scene (Alias Systems, a division of Silicon Graphics Limited)
MA Homeworld Maya Scene File (Sierra Entertainment, Inc.)
MA0 Diablo II (Blizzard Entertainment)
MA1 Diablo II (Blizzard Entertainment)
MA1 SKY Mobile Phone Icon/Ringtone
MA2 Diablo II (Blizzard Entertainment)
MA2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MA3 Diablo II (Blizzard Entertainment)
MA3 Harvard Graphics Macro (Harvard Graphics)
MAB Mozilla (Netscape) Personal Addressbook or Collected Addressbook (Mozilla)
MAC MINITAB Macro (Minitab, Inc.)
MAC Geometry II Plus Macro File (Cabrilog)
MAC PDP-10 MACRO-10 Assembler Compiler Source
MAC Daqarta Extended Audio Data (Interstellar Research)
MAC Dynamics GP Macro (Microsoft Corporation)
MAC MacPaint Bitmap Graphic
MAC Macro
MAC Access Shortcut (Microsoft Corporation)
MAC TASM Macro (Borland Software Corporation)
MAC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAC2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAC3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAC4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACAPPL MacDrive (Mediafour Corporation)
MACHACHA MacHacha Split Control File (Pescados Software)
MACHINE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACHTYPE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACP MacPaint Bitmap Graphic
MACR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACRO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACRO2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACRO3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACROS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MACWRITE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAD Homeworld Model Animation Data (Sierra Entertainment, Inc.)
MAD Mlat AdLib Tracker
MAD Access Module Shortcut (Microsoft Corporation)
MAD Game Movie File (Electronic Arts, Inc.)
MADNESS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MADONNA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MADSTATE Homeworld Model Animation Script (Sierra Entertainment, Inc.)
MADX fotoFlag Meta Action Definition XML (flagNtag inc.)
MAE Maestro Molecular Model (Schrödinger, LLC)
MAEGZ Maestro Compressed Molecular Model (Schrödinger, LLC)
MAF Access (Microsoft Corporation)
MAFF Firefox Mozilla Archive Format Extension Saved Web Page Archive (Mozilla)
MAG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAG Access Diagram Shortcut (Microsoft Corporation)
MAG Magenta Color Separation (Adobe Systems Incorporated)
MAG Magic Mail Monitor Mailbox File
MAG MagIchan Graphic
MAG MPS Magro Paint System Graphic
MAG Magic 1 2 3 Acounting File (Universal Systems)
MAG Fortis and File Magic Document File (Westbrook Technologies, Inc.)
MAGIC Magic Mail Monitor Mailbox
MAGICS Magics Project File (Materialise NV)
MAGNET Vuze File (Vuze Project Team)
MAGNETICFIELDSIV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAH Mahjongg Solitaire Settings
MAHJONGTITANSSAVE-MS Mahjong Titans Saved Game (Microsoft Corporation)
MAI MS Mail Message
MAI VAX Mail
MAI Sony Video Thumbnail (Sony Corporation of America)
MAI Pegasus Mail Message Directory (David Harris)
MAIL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAIL NeoPlanet Mail Client
MAILABVIEW MSN AddressBook View (Microsoft Corporation)
MAILBOX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAILHOST MSN Explorer E-mail Server Preferences File (Microsoft Corporation)
MAILORDER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAILSRV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAILVIEW MSN Mail Message List (Microsoft Corporation)
MAIN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAJ Profile Master 2000 Job Data (MAP Ltd.)
MAK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAK Make File
MAK Visual Basic Ver. 3.0 Project (Microsoft Corporation)
MAK Visual C++ Project (Microsoft Corporation)
MAKE Makefile
MAKE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAKE2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAKEFILE Makefile
MAKEPP Makepp Make File (Gary Holt)
MAKER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAKETAIL Sourcecontrol File
MAKI Winamp3 Compiled Script (Nullsoft)
MAL Connect Server Configuration (AvantGo, Inc.)
MAL Webalizer.01 Language File
MAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MALE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAM Access Macro Shortcut (Microsoft Corporation)
MAN Manual
MAN Windows 2000 Mandatory User Profile
MAN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAN Blaise File (Statistics Netherlands)
MANAGER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MANGER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MANIFEST Windows Visual Stylesheet XML File (Microsoft Corporation)
MANNERLY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MANTECA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MANUAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MANUALS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MANX Manual File
MAP AccView Network Map
MAP Atlas MapMaker Map
MAP Blood Game File Map
MAP Route 66 Card Document
MAP Color Palette
MAP ColorMAP Intensities and Indices Color Palette
MAP Debug Info Used by Some Programming Languages
MAP DIV Game Studio Map
MAP Duke Nukem Game Level Data File
MAP Fenix Map
MAP Geography Maps
MAP Image
MAP Ingres Termcap Mapping File (Computer Associates International, Inc.)
MAP Visual Studio .NET 2002 Linker Map (Microsoft Corporation)
MAP Manifold Map
MAP MAPIMail
MAP Micrografx Picture Publisher Format Data
MAP Poser 3D Map File
MAP PROGNOSIS Map Document File
MAP Server-side Image Map
MAP WorldCraft Quake/Half-Life Game Level File
MAP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAP Offline Explorer (MetaProducts Corporation)
MAP 3Com Network Supervisor Network Topolgy Map (3Com)
MAP Command & Conquer Red Alert 2 Mission File (Westwood Studios)
MAP Pro/ENGINEER (PTC)
MAP Diablo II Map (Blizzard Entertainment)
MAP OziExplorer Map (Des & Lorraine Newman)
MAP Hex Workshop Hex Editor Character Map (BreakPoint Software, Inc.)
MAP SpellForce Level Map (JoWooD Productions Software AG)
MAP Carnivores / Ice Age Map File (Action Forms, Ltd.)
MAP MapInfo Map (MapInfo Corporation)
MAP General Surfing Map
MAP Imagination Image Map Editor Image Map Coordinates File (Multimedia Australia Pty. Ltd.)
map UNIX Map File
MAP2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAPF MainActor Project (MainConcept AG)
MAPIMAIL Outlook Express Mail File (Microsoft Corporation)
MAPIMAIL Mail SentTo Drop (Microsoft Corporation)
MAPISEND MAPISEND File (Microsoft Corporation)
MAPLET Maplet Design File (Blitz Research Ltd.)
MAPS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAPSAO Aleph One Maps (Marathon Open Source)
MAPX MapDotNet Map Definition File (I.S. Consulting, Inc.)
MAQ Access Query Shortcut (Microsoft Corporation)
MAR Access Report Shortcut (Microsoft Corporation)
MAR Bibliographic Data Format
MAR VAX Macro Assembly Program
MAR Mozilla Archive (Mozilla)
MAR Pegasus Mail Attributes Records Per User (David Harris)
MAR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAR Mar Compressed Archive
MAR WebSphere Business Modeler Process Model Template (International Business Machines Corp.)
MAR Micrognosis Micrognosis Compressed Archive File
MAR MSN Archive (Microsoft Corporation)
MARCH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MARIMBA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MARIO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MARK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MARKE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MARKER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MARM EPOC Makefile for MARM Platform
MAS Access Stored Procedures (Microsoft Corporation)
MAS Focus Master Data Definition
MAS Freelance Graphics Smartmaster File (IBM)
MAS QuickCard File
MAS WebFOCUS / FOCUS / Web390 MASter File Description (MFD) (Information Builders)
MAS Make A Storybook Storybook (Kennard Consulting)
MAS Nascar SimRacing Data
MASCOT Otaku Mascot Mascot (Accursed Toys Inc.)
MASK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MASKA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MASON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MASS Mass Downloader Partial Download (MetaProducts Corporation)
MASSAGESOAPBOOK WinCity Massage SOAP Notes Soap Book (WinCity Custom Software, Inc.)
MASTER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MASTERANDSERVANT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAT Freelancer Model Textures File (Microsoft Corporation)
MAT 3D Studio Material Library (Autodesk, Inc.)
MAT Access Table Shortcut (Microsoft Corporation)
MAT Animation:Master Material (Hash)
MAT ArcView Geocoding Matching Parameters File (ESRI)
MAT CRiSP Harvest File
MAT MATLAB Variables Binary File (The MathWorks, Inc.)
MAT Ox Object-Oriented Matrix Programming Language Matrix File
MAT Poser 3D Pose File
MAT Pro/ENGINEER Material Properties File (PTC)
MAT Sound File
MAT RCSWin Material File (RCS Corporation)
MAT Vue Materials (e-on software, inc.)
MATH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MATH AnalyticMath (Paul Hunter)
MATH Amaya
MATHCALC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MATILDA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAUC Multi-Channel Server (MCS) Component Policy Editor Audio Component (Volantis Systems Ltd.)
MAUD Sound File
MAV Access View Shortcut (Microsoft Corporation)
MAW Access Data Access Page (Microsoft Corporation)
MAX 3D Studio Scene (Autodesk, Inc.)
MAX 3ds Max Studio Max Scene (Autodesk, Inc.)
MAX Max Source Code
MAX Maximizer Contact & E-business Program
MAX OrCAD Layout File (Cadence Design Systems, Inc.)
MAX PaperPort Scanned Image (ScanSoft Inc.)
MAX Creative Writer Document (Microsoft Corporation)
MAX CryptoMailer Encrypted File (TheGreenBow)
MAX PS2 Powersave File
MAX OmniPage Image (Nuance Communications, Inc.)
MAX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAXA Maxa Crypt Mobile Encrypted File (MAXA Research Int'l Inc.)
MAYBE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MAZ Division's dVS/dVISE File
MAZ Hover Maze Data
MAZ 3ds Max Archived Network Rendering Job (Autodesk, Inc.)
MAZE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MB Mathematica Binary File (Wolfram Research, Inc.)
MB Maya Binary Scene (Alias Systems, a division of Silicon Graphics Limited)
MB Paradox Memo Holder
MB MapBasic Program (MapInfo Corporation)
MB1 Apogee Monster Bash Data
MB4 Model Builder Model Design File (Evan Designs)
MBA Martus Human Rights Bulletin System (Benetech)
MBB MannaBook (MannaBook Software, Inc.)
MBD Revolution EDX Catalog (4pi Analysis, Inc.)
MBD Multimedia Builder MP3 Authoring File (Mediachance.com)
MBD Multimedia Builder Data (as-master)
MBF Corel Visual DTD Document Type Definition for SGML (Corel Corporation)
MBF Money Backup File (Microsoft Corporation)
MBFAVS Stardent AVS X Image
MBFS Stardent AVS X Image
MBG Mailbag Assistant E-mail Archive
MBG MS Mail Mailbag
MBI MBasic Source Code
MBK Atari (Atari)
MBK dBASE IV Multiple Index Backup
MBK VersaPro Motion Block Backup
MBL Multi-Batch Batch Listing (Engineering Graphics (nsw) pty. Ltd)
MBL Logger Pro Experiment Data File (Vernier Software & Technology)
MBM SymbianOS Multi BitMap Image
MBN Sony Ericsson Mainware File (Sony Ericsson Mobile Communications AB)
MBOX Unix Mbox Format Mail File
MBP Mobipocket eBook Auxiliary File (Amazon.com, Inc.)
MBP Medbasin Project File (National Technical University of Athens, Laboratory of Reclamation Works & Water Resources Management)
MBP Balder Multiboot Project (HCData)
MBP Mediabase Package (Digilink B.V.)
MBR AS/400 Physical File Member (IBM)
MBS Mailbag Assistant Script
MBS Micrografx Picture Publisher Brush Shape
MBS Opera Mailbox File (Opera Software ASA)
MBSA Microsoft Baseline Security Analyzer Report (Microsoft Corporation)
MBT HASLEMERE / Other MBT Applications MBT Data File (Modern Business Technology Limited)
MBT ecBuilder Template
MBTN Multi-Channel Server (MCS) Component Policy Editor Button Image Component (Volantis Systems Ltd.)
MBU Neverwinter Nights Music File
MBV Corel.visualDTD.7
MBW MarketBrowser
MBW MBRWizard MBRWizard (Firesage Solutions)
MBX MapBasic Compiled Program (MapInfo Corporation)
MBX Database Index; dBASE Index
MBX Mailbox Message File
MC MetaCard Script
MC Modula-3 M3CG intermediate Language File
MC NRC Inspection Manual Chapter
MC PlaySaver and PSEmuPro Memory Card Save and Single Game Save
MC Windows Localized Message Table Resource
MC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MC Bricolage Page Template (Bricolage Development Team)
MC$ Magic Xchange Package
MC1 MedCalc Data File
MC2 Mastercook File (Sierra)
MC3 Bridge Design Modeler 3D Match-Casting Geometry Control
MC3E Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MC4 MicroCase Data File (Cengage Learning)
MC4D Cinema 4D v4.x Object (MAXON Computer GmbH)
MC5 Grafic Jpg Bcc file/microsoft C v5 related file
MC6 C File/Makefile (Microsoft Corporation)
MC7 Mastercam 7 File (CNC Software, Inc.)
MC8 Mastercam 8 File (CNC Software, Inc.)
MC9 Mastercam 9 File (CNC Software, Inc.)
MCA i-deas Web ACCESS File
MCA ModCA IOCA
MCA HFS Medicare Auditor Medicare Cost Audit (Health Financial Systems)
MCB Merak Email Server Configuration Backup (IceWarp Ltd.)
MCB Grlib Ravekit File
MCB NEPLAN Project File (BCP Busarello + Cott + Partner Inc.)
MCC Amiga MUI External Class/Library (SASG)
MCC Dialer10 Calling Card
MCC Incite Media Assistant File
MCC MathCAD Configuration (Mathsoft Engineering & Education Inc.)
MCC Monu-Cad Pro CAD File
MCC Mylar City Character Editor
MCC The Microsoft Network Shortcut (Microsoft Corporation)
MCC VectorWorks/MiniCAD File
MCD Bleem! Memory Card Save
MCD Craig McDowall.com NotePad
MCD MathCaD Document (Mathsoft Engineering & Education Inc.)
MCD MediaCD Configuration File (Bot Productions)
MCD Monu-Cad Pro CAD File
MCD MinCAD 7 Drawing/Texture (Nemetschek North America Inc.)
MCD VectorWorks Drawing (Nemetschek)
MCF Media Container Format
MCF MMS Composer File
MCF MAX II Configuration File (Max B.V.)
MCF Hotsauce Graphics
MCF Master Command File
MCF MathCAD Font (Mathsoft Engineering & Education Inc.)
MCF Meta Content Format File
MCF Public Browser Platform Configuration File (Myriad Communications Ltd)
MCF Mastercook Cookbook File (Sierra Entertainment, Inc.)
MCF TMPGEnc Conversion Template (Pegays Inc.)
MCF SignIQ Media Collection File (ImpulseLogic)
MCH Machinery HDR Effects Machinery HDR Effects (Maszyneria)
MCH Xtra Cache File (Macromedia)
MCHT Multi-Channel Server (MCS) Component Policy Editor Chart Component (Volantis Systems Ltd.)
MCI Media Control Interface Command Set
MCIF MacroMolecular Crystallographic Information File
MCL MCell Cellular Automaton Ffile (Mirek Wojtowicz (Miroslaw Wójtowicz))
MCL Macro Command Language
MCL MultiEdit Macro Library
MCL Multimedia Manager Collection File
MCL MUSHclient World Information File
MCL VectorWorks Template (Nemetschek)
MCL Windows Media Center Application Link (Microsoft Corporation)
MCLEVEL Minecraft Minecraft Indev Map File (Mojang Specifications)
MCM Enable Macro
MCM MacMolecule File
MCO MSN Messenger Wink File (MSN)
MCP Amiga MUI Preference Class/Library (SASG)
MCP MSN Content Plus Installer File Archive (MSN Content Plus Inc.)
MCP Capsule Application Script
MCP MathCAD Printer Driver (Mathsoft Engineering & Education Inc.)
MCP CodeWarrior Project (Freescale Semiconductor, Inc.)
MCP NetMC Player Composed Media Multimedia File
MCP Master Compiler Profile
MCP MUSICompress Encoded Audio (Soundspace Audio LLC)
MCP WaveZIP Lossless Compressed Audio
MCQ McAfee Quarantined File
MCR BricsCad Macro (BricsCad nv)
MCR CuteFTP Script (GlobalSCAPE)
MCR DataCAD Keyboard Macro File (DATACAD LLC)
MCR Freemagic Source Imageanalysis File
MCR PlaySaver and PSEmuPro Memory Card Save and Single Game Save
MCR Perfect Keyboard Macro (Pitrinec Software)
MCR Macro Magic Macro (iolo technologies, LLC.)
MCR HFS Medicare Auditor Medicare Cost Report (Health Financial Systems)
MCR Minecraft Save Game File (MoJang AB)
MCR Tecplot Macro (Tecplot, Inc.)
MCR Generic CADD Macro
MCR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MCR3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MCR3E Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MCRE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MCS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MCS Mimics Project File (Materialise NV)
MCS HalfLife MapCycle - Editor
MCS MathCAD Format File (Mathsoft Engineering & Education Inc.)
MCS VirusScan TC Installation File (Network Associates)
MCS The Only Sheet [TOS] Data File (Richard Taillon)
MCT MapChart Genetic Map Data (Plant Research International)
MCT MSN Messenger Packaged Wink File (MSN)
MCT Musicator
MCW MacWrite II Macintosh Text File
MCW Word for Macintosh Document (Microsoft Corporation)
MCX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MCX Mastercam Computer Aided Machining Design File (CNC Software, Inc.)
MCX Intel Connection Fax File
MCX Mastercook File (Sierra)
MCX MacroX Macro File (Millsoft Software Development)
MC_ Musicato Compressed File
MD MDCD Compressed Archive File
MD Technics Keyboard User MIDI Settings File
MD Teknical eLearning Objects Meta-Data File (Teknical Ltd.)
MD Chaos Desktop Metadata File (Chaos systems AB)
MD Mayura Draw Vector Drawing File (Mayura Software)
MD Mungyodance Data Pack (Empathetic Enteprises)
MD1 Gear CD Suite File
MD2 Quake 2 Player Model
MD3 Quake III Arena Model File (ID Software)
MD5 Checksum File for .SHN Audio
MD5 MD5summer Checksum
MD5 ExactFile MD5 Checksum Digest File (StudyLamp Software LLC.)
MD5 fsum MD5 Checksum File (SlavaSoft Inc.)
MD5 IsoBuster MD5 Checksum (Smart Projects)
MD8 Mediator Project (MatchWare)
MD8 CDrom Database File
MDA Access Add-in (Microsoft Corporation)
MDA Access 2 Workgroup (Microsoft Corporation)
MDA MicroDesign Area File (Creative Technology)
MDA Meridian Data Slingshot
MDA Rays Media Data
MDB NEi Nastran Modal Database (Noran Engineering, Inc.)
MDB Mono Debugging Information (Mono Project)
MDB Access Application (Microsoft Corporation)
MDB Access Database (Microsoft Corporation)
MDB Mediator Multimedia Data
MDB MS File Viewer
MDB ProWORX Nxt Memory Data (Schneider Electric)
MDB PTC Pro/MECHANICA File
MDBACKUP IPhone Backup File (Apple Inc.)
MDC MedDC Mail Pouch (Asier Technology Corporation)
MDC PowerPlay Power Cube (Cognos Incorporated)
MDC Pfeiffer Quadstar Mass Spectrometer Data (Pfeiffer Vacuum GmbH)
MDD Database Designer for MySQL Database Diagram (MicroOLAP Technologies LTD)
MDD MacDraft Drawing (Microspot Ltd)
MDE Access MDE Database File (Microsoft Corporation)
MDE Office File (Microsoft Corporation)
MDE Tonline Database File
MDF Capture Classic Filler (Accelio)
MDF I-deas Master Drafting Machine Data File
MDF Insight II Molecular Data File (Accelrys Software Inc.)
MDF Menu Definition File
MDF SQL Server Master Database File (Microsoft Corporation)
MDF ProWORX Nxt Memory Data (Schneider Electric)
MDF Star Trek Armada Map File Title & Image Information
MDF Vector CANape / CANgraph / CANdito Measurement Data (Vector Informatik GmbH)
MDF Fldigi Macro (Dave Freese, W1HKJ)
MDF Alcohol 120% CD Image File (Alcohol Software)
MDH Madhyam Hindi Word Processor File (Balendu Sharma Dadhich)
MDHTML Access HTML File (Microsoft Corporation)
MDI Borland Multiple Document Interface (Borland Software Corporation)
MDI MIDI-sequention Sound
MDI Office Document Imaging File (Microsoft Corporation)
MDK Schedule File (Ad Astra)
MDL 3D Design Plus Model
MDL Animation:Master 3D Model (Hash)
MDL ASTi Model Builder
MDL CA-Compete! Spreadsheet
MDL Digitrakker Music Module
MDL Half-life Model
MDL MapShots Software
MDL Moray Wireframe Model (SoftTronics)
MDL Quake Model File
MDL Rational Rose Object Design Model (IBM)
MDL Simulink Simulation Model (The MathWorks, Inc.)
MDL Symbian OS MIME Type Library
MDL Flight Simulator 3D Model File (Microsoft Corporation)
MDL Steam Source SDK Model Content File (Valve Corporation)
MDL Mighty Draw DOS Library (theliquidateher Software, An MCS Investments, Inc. Company)
MDL 3D GameStudio Model Entity (Conitec Datasystems, Inc)
MDL RapidForm Proprietary Format (INUS Technology, Inc.)
MDM Mario Dash Map File
MDM Telix Modem Definition
MDM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MDMP WinXP Trouble Report (Microsoft Corporation)
MDN Access Blank Database Template (Microsoft Corporation)
MDO Internet Information Server Configuration Backup (Microsoft Corporation)
MDO Alcohol 120% Split Image File (Alcohol Software)
MDP Visual Studio .NET Project Converter (VC 4.x) (Microsoft Corporation)
MDP MicroDesign Page File (Creative Technology)
MDP Developer Studio Project (Microsoft Corporation)
MDP Visual C++ MAK File and Visual J++ Project Workspace (Microsoft Corporation)
MDPR Multi-Channel Server (MCS) Device Policy Editor Device Profile Repository (Volantis Systems Ltd.)
MDR MAX II Recovery File (Max B.V.)
MDR FaxTalk Modem Doctor Modem Report File
MDR ZX Spectrum-Emulator Microdrive File
MDR MagicDraw UML Project (No Magic, Inc.)
MDS SeeYou Raster Map (Naviter)
MDS Directx Mid2stream File
MDS Media Descriptor CD Image File
MDT Access Add-in Data (Microsoft Corporation)
MDT Ilink Incremental Linker Data Table (Microsoft Corporation)
MDT NOVA NT-MDT Scanning Probe Microscope Data (NT-MDT)
MDT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MDV QLAY MDV Image
MDV M1 Pattern File (H. Stoll GmbH & Co.)
MDW Access Workgroup Information (Microsoft Corporation)
MDX Borland Database Engine Index (Borland Software Corporation)
MDX dBASE IV Multiple Index
MDX Label Pro Re-Index (Avery)
MDX Rational XDE Model (IBM)
MDX MDict Dictionary File (Octopus Studio)
MDX MidiEx MIDI System Exclusive Dump
MDYV Multi-Channel Server (MCS) Component Policy Editor Dynamic Visual Component (Volantis Systems Ltd.)
MDZ Access Wizard Template (Microsoft Corporation)
MDZ Cubic Player/Cross-View Music Module Description
MDZ Protracker/Module File
MD_ Visc15 Adressen Setup File
me Nroff Formatted Manual Page with ME Macros
ME Information
ME MultiEdit Configuration (Multi Edit Software Incorporated)
ME Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ME! Text (Generally a README File)
ME1 Zortech 21 Sample Winexam File
ME2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ME3 Multimedia Email Message (ArcSoft, Inc.)
MEA Mastersizer 2000 Sample Analysis/Measurement (Malvern Instruments Ltd)
MEA Meazure File
MEANT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEB Open eBook (International Digital Publishing Forum)
MEB WordPerfect Macro Editor Bottom Overflow File (Corel Corporation)
MEC Maximus MECCA Source
MED Amiga MED/OctaMED Tracker Module Sound File
MED WordPerfect Macro Editor Delete Save (Corel Corporation)
MED Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MED A2B Player Purchase (DigitalPhono.com)
MED Medline Document
MED MOBILedit! Phone Information (COMPELSON Laboratories)
MED Notes 5 Medical Dictionary File (IBM)
MEDIACONTROL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEDIACTRL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEDIAONEPROJECT MediaOne Project (Corel Corporation)
MEDICAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEDIU Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEDLINE Medline Document
MEEP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEF MAIET Encrypted File System (MAIET entertainment, Inc.)
MEF Jaws PDF Server Exported Settings (Global Graphics Software Ltd.)
MEFP ExerciseRT Sample Data Record (Morgan Medical Ltd.)
MEFS ExerciseRT Secondary Data Record (Morgan Medical Ltd.)
MEG MEG 101 B Database File (MEGBase)
MEGABLASTER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEGAMISQUE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEI Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEK Gearhead Garage Game File (Mekada)
MEL Ericsson Phone Melody
MEL Maya Embedded Language Script (Alias Systems, a division of Silicon Graphics Limited)
MELL Mellel Document (RedleX)
MEM BPM Studio Saved Files for Sampler Functions (ALCATech)
MEM Clarion DOS Database Memo File (SoftVelocity)
MEM Context4 File
MEM FoxPro Memory Variable Save File (Microsoft Corporation)
MEM Memory File of Variables
MEM WordPerfect Macro Editor Macro (Corel Corporation)
MEM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEM Fanuc Parameter File (FANUC Robotics America, Inc.)
MEM Mio Technology Mio Object (Mioplanet Technologies, Inc.)
MEM Medlin Accounting Additional Vendor Data (Medlin Accounting)
MEM PDP-10 Memo
MEMB Pro/ENGINEER Temporary File (PTC)
MEMBERS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEMO Unknown Found in Multiple GNU/Linux Packages
MEMORY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEN MenuPro Menu Design (SoftCafe)
MEN Menu
MEN Geometry II Plus Utility (Cabrilog)
MENTAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MENU Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MENU1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MENU2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MENUS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MEP Inor MePro Software File
MEQ WordPerfect Macro Editor Print Queue (Corel Corporation)
MER Data Interchange Format
MER WordPerfect Macro Editor Resident Area (Corel Corporation)
MER Entity-Relationship (ER) Diagram
MERLIN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MERMACK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MERR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MERRITT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MES SpectraMagic Data File (Konica Minolta Holdings, Inc.)
MES Message File
MES WordPerfect Macro Editor Work Space (Corel Corporation)
MES A2B Player File (DigitalPhono.com)
MESA Opengl Glut-3.6 File
MESHWORLD Hamsterball Level File (Raptisoft, LLC)
MESSAGE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MESSAGES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MESSENGER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MET Hydrologic Modeling System (HEC-HMS) Metereologic Model Configuration (U.S. Army Corps of Engineers)
MET eDonkey Cached Information (MetaMachine)
MET OmniPage Document (Nuance Communications, Inc.)
MET OS/2 PM Meta File
MET Presentation Manager Meta File
MET WordPerfect Macro Editor Top Overflow File (Corel Corporation)
MET eMule Cached Information (eMule Team)
MET ActiveSky Export File (HiFi Simulation Software)
META Black & White Creature Mind Meta Data (Microsoft Corporation)
METAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
METALFONT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
METALINK Metalink File (Anthony Bryan)
METHODS Likely a Text File
MEU DOS Shell Menus
MEW MultiEdit Configuration (Multi Edit Software Incorporated)
MEX Macro Express Macro (Insight Software Solutions)
MEX MATLAB Executable Command (The MathWorks, Inc.)
MEX MATLAB Macintosh Dynamically Linked Subroutines (The MathWorks, Inc.)
MEX mexReader Multimedia File
MEX WordPerfect Macro Editor Expound File (Corel Corporation)
MEX4 MATLAB Sun-4/SPARC Dynamically Linked Subroutines (The MathWorks, Inc.)
MEXDS MATLAB DECStation Dynamically Linked Subroutines (The MathWorks, Inc.)
MEXHP3 MATLAB HP9000/Series 300 Dynamically Linked Subroutines (The MathWorks, Inc.)
MEXHP7 MATLAB HP9000/Series 700 Dynamically Linked Subroutines (The MathWorks, Inc.)
MEXN MATLAB NeXT Dynamically Linked Subroutines (The MathWorks, Inc.)
MEXRS6 MATLAB IBM RS/6000 Dynamically Linked Subroutines (The MathWorks, Inc.)
MEXSG MATLAB SGI Dynamically Linked Subroutines (The MathWorks, Inc.)
MEY Notes 5 Full Text Index (IBM)
MEZ RealArcade Game Information
MEZ MusicEase Music Notation File (MusicEase Software)
MF Manifest Graphic
MF Java Manifest (Sun Microsystems, Inc.)
MF MoonFish Track File (Bram Bos)
MF FrameMaker MakerFile (Adobe Systems Incorporated)
mf METAFONT Font Description File
MF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MF1 NXI-deas Model File (Ford)
MF2 Authorware Mediator5 Multimedia File (Adobe Systems Incorporated)
MFA Site Server 3.0 Report Definition (Microsoft Corporation)
MFA The Games Factory Multimedia Fusion File (Clickteam)
MFASL Mozilla (Netscape) XUL FastLoad File (Mozilla.org)
MFC Mankind File
MFD ABC Programming Language Monadic Function
MFD F1RC Relay Game Code File
MFD Multiframe Structural Frame Model (Formation Design Systems Pty Ltd)
MFD Adobe Multiple Master Font Metrics Directory File (Adobe Systems Incorporated)
MFF MIDI File Format
MFG MediaForge Runtime Player Distribution Project (XMLAuthor, Inc.)
MFI Win98rk File
MFJ MetaFont Job Batch Input
MFK Mafuka Audio
MFL Mozilla (Netscape) XUL FastLoad File (Mozilla)
MFM DMP Music Format
MFM mTropolis mPire Interactive Multimedia Title (Quark)
MFM VTeX Multiple Master Font Metrics
MFMOD Mobile Forces Game MOD (Rage Software)
MFO MediaFace Online Saved File (Neato, Inc.)
MFS MetFS Partition (EnderUNIX)
MFT MetaFont Source Formatter Style File
MFW mTropolis mPire Interactive Multimedia Title (Quark)
MFW Mamiya Camera RAW File (Mamiya)
MFX mTropolis mPire Interactive Multimedia Title (Quark)
MG Modula-3 Generic Module Source
MG1 MusiGenesis Project File (Kenneth Adams)
MGA Migrys IMR Call Flow (Migrys Innovations)
MGC Clipart Collection Catalog (Microsoft Corporation)
MGC Equation Editor File (MGCSoft)
MGCF MagicInstall Compressed File
MGD Master Grade Gradebook
MGD Mungyodance Data Pack (Empathetic Enteprises)
MGF Monarch Graphic File
MGF Materials and Geometry Format File
MGF Micrografx Font
MGF DataModeler XML Schema Project Data (URL Integration, Inc.)
MGF MalieGF Bitmap
MGK ImageMagick Ver. 5.3.2 Coders File (ImageMagick Studio LLC)
MGL Age of Kings (Microsoft Corporation)
MGL mosascii m2 and MosASCII Graphics Library (Robert DeFusco)
MGM MGCSoft Equation Editor Macro File
MGMAP Ygnius MindGenius Mind Map (Ygnius)
MGMF MindGenius Mind Map (MindGenius Ltd.)
MGN Modern Genealogy Genealogy Database (Modern Genealogy, LLC)
mgp MagicPoint File
MGR MGR Bitmap
MGR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MGRP Multi-Channel Server (MCS) Component Policy Editor Asset Group (Volantis Systems Ltd.)
MGS Intelligence Tracking System File
MGTPL Ygnius MindGenius Template (Ygnius)
MGU Band-in-a-Box MIDI File (PG Music, Inc.)
MGV Yamaha Mega Voices (Yamaha Corporation of America)
MGX Micrografx Picture Publisher Clipart
MGX Rise of Nations Saved Game (Microsoft Corporation)
MGZ Metal Gear Solid Archive
MH Graphic File
MH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MHF Maestro ERP Hot Fix (Maestro Technologies Inc.)
MHG Multimedia File
MHK Riven Movie Data File
MHK Broderbund Mohawk Archive
MHP Home Publishing Project (Microsoft Corporation)
MHT MHTML Document (Microsoft Corporation)
MHTENX egis Encrypted HTM File (HiTRUST Inc.)
MHTM MHTML Document (Microsoft Corporation)
MHTML MHTML Document (Microsoft Corporation)
MHTMLENX egis Encrypted MHTML File (HiTRUST Inc.)
MI mental ray Scene File (mental images GmbH)
MI CoCreate CAD File
MI Miscellaneous
MI Winamp3 MAKI Scripting Library
MI4 HDD 100/120 Audio Jukebox Firmware File (Koninklijke Philips Electronics N.V.)
MIA MusicIndiaOnline Trident Player Music File (MusicIndiaOnLine)
MIA Babya bMix/Logic Music Project File (Babya Software Group)
MIB MyInfo Topic File Backup (Milenix Software Ltd.)
MIB Management Information Base File
MIB SNMP MIB File
MIBFONT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MIC PDP-10 Macro Interpreted Commands
MIC Image Composer File (Microsoft Corporation)
MICE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MID MapInfo Interchange Format (MapInfo Corporation)
MID Musical Instrument Digital Interface MIDI-sequention Sound
MIDI Musical Instrument Digital Interface MIDI-sequention Sound
MIDIFILE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MIDISYNTH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MIDNAM Pro Tools MIDI Patch Name File (Avid Technology, Inc.)
MIF FrameMaker Interchange Format (Adobe Systems Incorporated)
MIF ImageMagick Machine Independent File Format Bitmap (ImageMagick Studio LLC)
MIF Management Information Format (Distributed Management Task Force, Inc.)
MIF MapInfo Interchange Format File (MapInfo Corporation)
MIF MicroHof .MIF Assembler File
MIF MIDI Instrument
MIF Software License Tracking Tool
MIF Watcom Make Script
MIF EarthLink E-mail Message Index (EarthLink, Inc.)
MIF Molecular Information Format
MIF Systems Management Server (SMS) Management Information Format (Microsoft Corporation)
MIFF ImageMagick Machine Independent File Format Bitmap (ImageMagick Studio LLC)
MIG Mighty Draw Drawing (theliquidateher Software, An MCS Investments, Inc. Company)
MIG User State Migration Tool / Windows Easy Transfer User State Migration Tool / Windows Easy Transfer (Microsoft)
MII MicroStat II Data File
MII Wii Avatar File (Nintendo)
MII PageWiz Image (Microtek)
MIL Group 4 Fax File
MIL Micro Illustrator Uncompressed Graphic
MILK MilkDrop Winamp Visualization Plug-in Preset File (Nullsoft, Inc.)
MIM Multi-Purpose Internet Mail Extensions (MIME) File
MIME Multi-Purpose Internet Mail Extensions (MIME) File
MIMG Multi-Channel Server (MCS) Component Policy Editor Image Component (Volantis Systems Ltd.)
MIN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MINDTEASER1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MINE Minecraft Minecraft Map File (Mojang Specifications)
MINESWEEPERSAVE-MS Minesweeper Saved Game (Microsoft Corporation)
MINGW Mingw Make File
MINGW32 Mingw Compiler File
MINI miniControl Data File (LucaNet)
MINIGSF Winamp Gameboy Advance Portable Sound File (Nullsoft)
MINIPSF Playstation Sound Format (Miniature Playstation Sound Format) (Sony Corporation of America)
MINIPSF2 Playstation 2 Sound Format (Miniature Playstation Sound Format) (Sony)
MINIUSF Nintendo Ultra 64 Sound Format (Nintendo)
MINT Linux Mint mintInstall Software Installation File
MIO Mio Technology Generic Communications Format (Mioplanet Technologies, Inc.)
MIO MyInfo Topic File (Milenix Software)
MIO MIO Compressed Audio
MIO Iphoto4 Programs Fio File
MIO mexReader Multimedia File
MIP Paint Shop Pro Multiple Image Print File (Corel Corporation)
MIP MODDE Project (Umetrics AB)
MIPSEL Mips File
MIR Mirage Project File (TVPaint Developpement)
MIS 3WayPack Missing Data Pointers (The Three-Mode Company)
MIS Delta Force Land Warrior Mission (NovaLogic, Inc.)
MIS MagicInstall Installation Script
MIS Game Mission File
MIS Tribes 2 Game File (Sierra)
MIS Tom Clancey's Ghost Recon Mission File (Red Storm Entertainment)
MISC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MISCTOOL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MISS Homeworld Missle Data (Sierra Entertainment, Inc.)
MISTRALLOGO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MISTY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MITSU Mitsubishi S340-10 Color Sublimation Printer Bitmap (Mitsubishi Companies)
MIX Command & Conquer Picture/Sound File (Westwood Studios)
MIX Don Knuth's MIX Emulator
MIX OzWin CompuServe E-mail/Forum Access Index File
MIX PhotoDraw 2000 Multilayer Picture File (Microsoft Corporation)
MIX Picture It! Multilayer Picture File (Microsoft Corporation)
MIX Power C Object File
MIX Techno eJay Music Mix File
MIX Windows Sound MIX (Microsoft Corporation)
MIX Project Dogwaffle Type 2 Mixing Palette (TheBest3D.com)
MIZ Winamp Compressed MIDI File
MJ MovieJack DVD Ripper File
MJB PDA Mystery Juke Box Generation Profile (Paul Duggan - PDAWare)
MJF Mjuice Secure Music Files
MJP Media Jukebox
MJP Media Center Plug-in (J. River, Inc.)
MJP VTech MJP Video
MJPG SMJPEG Video
MJR Media Jukebox Registration File (J. River)
MJS 7400 Costing Database File (Mijas Software)
MK Make File
MK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MK3D Matroska Stereo 3D video container (Matroska Association)
MKA Matroska (Matroska Association)
MKA Matroska Audio Stream (Matroska Association)
MKD Malz++Kassner CAD5 Drawing
MKE Make File
MKEXT OS X Mach Kernel Extension File (Apple Inc.)
MKF Karabox Music File (NesyLine)
MKG Make File
MKH WinMark Pro Mark File (Synrad, Inc.)
MKI MagView Japanese Makichan Format Graphic
MKI MediaKnife Animated Internet Picture
MKI Picture File
MKJ MKJamz
MKL Créatoria
MKL Malz++Kassner CAD5 Drawing Library
MKM Matroska Media File (Matroska Association)
MKR Train Simulator Marker File (Microsoft Corporation)
MKR McCullough Knowledge Explorer Knowledge Representation (Richard H. McCullough, Knowledge Engineer)
MKR Tonline Bsw4 Internet File
MKS Sierra Mastercook Cookbook File
MKS Tact Data
MKS Matroska Subtitles Stream (Matroska Association)
MKTS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MKV Matroska Video Stream (Matroska Association)
MKV Matroska (Matroska Inc)
MKW Compressed Audio File (Michael K. Weise)
MKZ PokerOffice Backed Up Database (PokerOffice.com)
ML F# Source Code (Microsoft Corporation)
ML Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ML Camomile Configuration/Module File
ML ML language Source Code File
ML0 MultiLedger Company Information (CheckMark Software, Inc.)
ML1 MultiLedger Balance (CheckMark Software, Inc.)
ML2 MultiLedger Budget (CheckMark Software, Inc.)
ML2 Mein Leben II Personal Profile (Appadaumen Productions)
ML2 Tripos MOL2 Molecule File
ML20 MSN Webcam Recorder Video File
ML256 MessageLock Encrypted Message (Encryptomatic LLC)
ML3 MultiLedger Chart of Accounts (CheckMark Software, Inc.)
ML3 Milestones 3.x Schedule (KIDASA Software, Inc.)
ML4 MultiLedger Customers (CheckMark Software, Inc.)
ML4 Milestones ver 4.0 and 4.5 Schedule (KIDASA Software, Inc.)
ML5 Milestones ver 5.0 and 5.01 Schedule (KIDASA Software, Inc.)
ML5 MultiLedger Vendors (CheckMark Software, Inc.)
ML6 MultiLedger Items (CheckMark Software, Inc.)
ML6 PowerPoint Milestone File (Microsoft Corporation)
ML6 Milestones Professional 2000 Schedule (KIDASA Software, Inc.)
ML7 Milestones Professional 2002 Schedule (KIDASA Software, Inc.)
ML7 MultiLedger Salesperson (CheckMark Software, Inc.)
ML8 MultiLedger Job (CheckMark Software, Inc.)
ML8 Milestones Professional 2004 Schedule (KIDASA Software, Inc.)
ML9 Milestones Professional 2004U Schedule (KIDASA Software, Inc.)
ML9 MultiLedger Transactions (CheckMark Software, Inc.)
MLA Milestones Professional 2006 Schedule (KIDASA Software, Inc.)
MLB Peachtext List Manager (Peachtree Software (Sage Software SB, Inc.))
MLB MultiLedger Ship Via (CheckMark Software, Inc.)
MLB MyLittleBase Database
MLB FoxPro for Macintosh Library
MLB OpenVAX Macro Library
MLB Symphony Macro Library File
MLC mAirList Cart Set (Torben Weibert)
MLC MultiLedger Ship To (CheckMark Software, Inc.)
MLC Windows Vista Language Interface Pack (Microsoft Corporation)
MLD MyLabel Designer Deluxe Label File (Avanquest Publishing USA, Inc.)
MLD Van Dorn Plastic Injection Molding Machine Saved Process
MLD mAirList Desktop (Torben Weibert)
MLD MultiLedger Index (CheckMark Software, Inc.)
MLD Multilizer Dictionary
MLD Polyphonic Ringtone File for Phones
MLE mAirList Event List (Torben Weibert)
MLF UpdateEXPERT Machine List File (St. Bernard Software)
MLI Camomile Individual Module File
MLI 3D Studio Material-Library File (Autodesk, Inc.)
MLI AutoCAD Material-Library File (Autodesk, Inc.)
MLI Encyclopedia Media List
MLI F# Source Code (Microsoft Corporation)
MLI Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MLINEFONT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MLK Sierra Mastercook Look File
MLM Novel Groupwise E-mail File
MLN AutoCAD Multiline Definition (Autodesk, Inc.)
MLNK Multi-Channel Server (MCS) Component Policy Editor Link Component (Volantis Systems Ltd.)
MLP Meridian Lossless Packing Audio File (Meridian Audio)
MLP mAirList Playlist (Torben Weibert)
MLS mAirList Script (Torben Weibert)
MLS Skype Localization Data (Skype Technologies S.A.)
MLS Milestones 1.x and 2.x Schedule and Simplicity (all ver) (KIDASA Software, Inc.)
MLS Miles Sound Tools Compressed DLS
MLT Forecast Pro Multivariate Forecast File (Business Forecast Systems, Inc.)
MLT mAirList Desktop Template (Torben Weibert)
MLTV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MLYT Multi-Channel Server (MCS) Layout Policy Editor Layout Policy (Volantis Systems Ltd.)
ML_ Mainlog Compressed Mud Log (Mailog)
mm groff Source in mm Format
MM Metamath ASCII Database (Norman Megill)
MM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MM Xcode Core C Program (Apple Inc.)
MM Rise of Nations Campaign Media File (Microsoft Corporation)
MM FreeMind Mind Map
MM Lightscape Material Map
MM Macro Mania Macro
MM Meme Virtual Reality World (Immersive Systems Inc.)
MM Multimate Advantage File
MM3 Mortgage Minder Ver. 3 Saved Mortgage Configuration File (CW Technical Services)
MM4 Mortgage Minder Ver. 4 Saved Mortgage Configuration File (CW Technical Services)
MM5 Makromat Macroeconomic Model Data (University of Muenster, Germany)
MMA Master Album Maker Album File (Intrepid Mouse Limited)
MMA Grlib Cppima Scilimag File
MMAP MindManager Brainstorm and Process Control Map (Mindjet)
MMB MultiMedia Builder
MMB Oracle Forms Menu Binary Source Code
MMBK MannaBook (MannaBook Software, Inc.)
MMBK My Money Vista Database Backup File (ZPSSoft)
MMBM MannaBook (MannaBook Software, Inc.)
MMC MicroCase Boundary File (Cengage Learning)
MMC Clipart DLLbackup Autoshape File (Microsoft Corporation)
MMC Media Catalog
MMC Office Media Content
MMD Media Processing Server Studio Data (Nortel Networks)
MMD Nigarva Downloader Download List File (K&A Corporation)
MMD Cumulate Draw Editable MMD Format (Cumulate Labs)
MMD mAirList Metadata (Torben Weibert)
MMD DocsAlive Multimedia Document (Softedge-Systems Ltd)
MMD Summit Membership Manager Database (MIE Software Pty Ltd)
MMD MangoData Multi-User Database (MightyMango)
MMD MacroModel Molecular Mechanics File (Columbia University Chemistry)
MME Multimedia Protector project file (Mirage Computer Systems)
MME Multi-Purpose Internet Mail Extensions (MIME) File
MMF Mail File (Microsoft Corporation)
MMF Meal Master Format
MMF Media Processing Server Studio Reference Name (Nortel Networks)
MMF MathMagic Equation File (InfoLogic, Inc.)
MMF Multimedia Protector Protected Database (Mirage Computer Systems GmbH)
MMF Yamaha SMAF Synthetic Music Mobile Application Format (Yamaha Corporation of America)
MMF AppMind Message Management File (Appmind Software AB)
MMF McAfee VirusScan Configuration (Networks Associates Technology, Inc.)
MMG mkvmerge GUI Saved Muxing Settings (Moritz Bunkus)
MMH MS Media Manager Helper DLL
MMI Memo Open Client
MMI Media Processing Server Studio Index (Nortel Networks)
MMJB_MIME MusicMatch Jukebox MIME ID File (MUSICMATCH, Inc.)
MML MySoftware or ProVenture MailList Program Mail List (Elibrium, LLC)
MML MathML Math Embedded HTML File
MML MolMol Molecule Description File
MML FrameMaker (Adobe Systems Incorporated)
MML Mail Meta Language
MML Aleph One Marathon Markup Language (Marathon Open Source)
MMLD EdGCM Data File (The EdGCM Cooperative Project of Columbia University)
MMM MacroMind Directory RIFF/RMMP Format Movie
MMM Multimedia Movie (Microsoft Corporation)
MMM Multiple Master Font File (Adobe Systems Incorporated)
MMO RapidFile Memo Writer
MMO Musicmatch On Demand Playlist (Musicmatch, Inc.)
MMO Memory-Map Navigator Overlay (Memory-Map, Inc.)
MMO Hyper File Memo (PC SOFT)
MMOD MacroModel Molecular Mechanics File (Columbia University Chemistry)
MMP MixMeister Playlist (MixMeister Technology)
MMP Master Album Maker Album Project File (Intrepid Mouse Limited)
MMP Bravado Board Video Output Format
MMP CoCo Systems VisiMap
MMP EPOC Makmake Makefile Project
MMP Gammadyne Mailer Project File
MMP MindManager Map File (Mindjet)
MMP Multimedia Player Movie Clip
MMP MS Music Producer
MMP Bravado Board Output Video Format
MMP Grand Theft Auto Multiplayer Map File (Rockstar Games)
MMP MicroMedia Playlist (Demonic Software)
MMPBT MindManager Branch Template File
MMPT MindManager Template
MMR LOKI Character Template (Synthetic Realms)
MMS NT MidiMagic Song Information (NovaTech Design)
MMS JPEG-6b File
MMS Miles Sound Tools
MMS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MMSCRIPT MindManager Script File
MMSW Movie Magic Screenwriter Movie Magic Screenwriter (Write Brothers')
MMT CoCo Systems VisiMap
MMT Nimbus 7 SAMS Data File
MMT egseing Memory Dump Data
MMV Sony MovieShaker File
MMV Dega Movie Capture Format
MMW Media Content
MMW Multimedia World Magazine
MMW AceMoney Financial Data (MechCAD Software LLC)
MMX Command & Conquer Red Alert 2 Map File (Westwood Studios)
MMX MarkMagic Import/Export
MMX Oracle Forms Compiled Menu
MMZ MusicMatch Theme File (MUSICMATCH, Inc.)
MN1 Money Ver 1 Data File (Microsoft Corporation)
MN2 Money Ver 2 Data File (Microsoft Corporation)
MN2 Descent2 Mission File
MN3 Descent3 Mission File
MN3 Money Ver 3 Data File (Microsoft Corporation)
MN3 Descent 3
MN4 Money Ver 4 Data File (Microsoft Corporation)
MN4 Money Database (Microsoft Corporation)
MN5 Money Ver 5 Data File (Microsoft Corporation)
MN6 Money Ver 6 Data File (Microsoft Corporation)
MN7 Money Ver 7 Data File (Microsoft Corporation)
MN8 Money Ver 8 Data File (Microsoft Corporation)
MN9 Money Ver 9 Data File (Microsoft Corporation)
MNB MuPAD File
MNC AutoCAD Compiled Menu (Autodesk, Inc.)
MNC My Notes Center File
MND AutoCAD Menu Program (Autodesk, Inc.)
MND Cerious Mandelbrot Image
MND MNI Mandelbrot for Windows
MND Fractal Forge Ver. 2.x Fractal Parameters
MND MusicNet Music Download (MusicNet)
MNF Saved MSN Search
MNG Animation Shop Animation (Corel Corporation)
MNG DeLorme Map'n'Go Map
MNG Multi-image Network Graphic Animation
MNG Keyboard File Manager MIDI/MID Files Floppy Database (Yahama)
MNI Cerious Mandelbrot Image
MNL AutoCAD AutoLISP Functions Related to Menu (Autodesk, Inc.)
MNL Zortech 3 Binary File
MNL OrCAD Netlist File (Cadence Design Systems, Inc.)
MNO Macromedia Design Notes
MNO Monopoly Saved Game
MNPF NoteStar v1.2a + Graphic (Jayden Carr)
MNR AutoCAD Compiled Menu (Autodesk, Inc.)
MNR IBM Voice Type Language Newuser File
MNS AutoCAD ASCII Menu (Autodesk, Inc.)
MNT Foxpro Menu Memo (Microsoft Corporation)
MNU AutoCAD Menu Template (Autodesk, Inc.)
MNU FoxPro Menu
MNU HP NewWave Advanced Macro
MNU Menu File
MNU RadASM Menu File (KetilO)
MNU Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MNW Menu File
MNX AutoCAD Compiled Menu (Autodesk, Inc.)
MNX Foxpro Menu (Microsoft Corporation)
MNY Money Data File (Microsoft Corporation)
MO Dymola Simulation
MO Modula-3 Object File
MO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MO GNU Gettext Machine Object File (Free Software Foundation)
mo Message Catalog Binary File
MO1 Odyssey Disk/ROM Image
MO3 MO3 MOD Audio Format (un4seen developments)
MOB Device Definitions
MOB Master of Orion 3
MOBAPP MOBILedit! Application (COMPELSON Laboratories)
MOBDRV MOBILedit! Driver (COMPELSON Laboratories)
MOBI Mobipocket eBook Format (Amazon.com, Inc.)
MOBSKIN MOBILedit! Skin (COMPELSON Laboratories)
MOC MOCHA Javascript
MOC QT Meta-Object Compiler Header Files (Trolltech)
MOCHA MOCHA Javascript
MOD Amiga and PC Tracker Module
MOD CATIA Model File (Dassault Systèmes)
MOD Clarion for Modula-2 Source Code File (SoftVelocity)
MOD Connectivity Memory Model Cell Specific Plasticity Functions on Incoming Synapses Input File
MOD Digital Music Sound Clip
MOD EPOC Model Definition
MOD File Implementing DOS Support for Windows DLL's
MOD Model File
MOD Modula-2 Program File
MOD Module
MOD Monarch Model (Datawatch Corporation)
MOD Multiplan Spreadsheet (Microsoft Corporation)
MOD Multiplan Spreadsheet
MOD Music File
MOD Music Module
MOD ProModel Optimization Software Suite Model
MOD Windows Kernel Module
MOD Peachtext Database (Peachtree Software (Sage Software SB, Inc.))
MOD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOD Femap (UGS Corp.)
MOD PHP Source Code
MOD CADdy++ Mechanical 2D/3D Model Data (DataSolid GmbH)
MOD WinBoard Import Module (Ivex Design International)
MOD JVC Everio Digital Video File (JVC Americas Corp)
MOD PDP-10 MODULA-II Compiler Source
MODD Picture Motion Browser Data (Sony Corporation of America)
MODEL LEGO CAD Model File (The LEGO Group)
MODEL PlantWALK Model
MODEL CATIA Model (Dassault Systèmes)
MODEL Ribbons Molecular Model
MODEL ActiveModeler Avantage Process Model (KAISHA-Tec Co. Ltd.)
MODEM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM5 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM6 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM7 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM8 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODEM9 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODERNTALKING Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODULAE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MODULE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
module Drupal Module (Dries Buytaert)
MODULE Gambas Gambas Module Source File
MODULES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOF Systems Management Server (SMS) Managed Object Format (Microsoft Corporation)
MOF MSinfo (Microsoft Corporation)
MOGG Ogg Vorbis File Variation
MOHO Anime Studio Project File (Lost Marble)
MOI Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOI JVC Everio Digital Audio File (JVC Americas Corp)
MOI French Text File
MOL Easy Palette Object Library
MOL MDL Molfile Molecule File (MDL Information Systems, Inc.)
MOL MOdule (play)List
MOL2 WebLab Molecular Viewer File
MOL2 Portable Representation of a SYBYL Molecule
MOM Xcode Compiled Core Data-based Data Model (Apple Inc.)
MOM CDrom Runtime Database File
MOM SPEFO Stellar Spectra Analysis File
MON ReadMail Monitor
MON Virgin Games Monopoly Deluxe
MON Firefox Bookmark Backup File
MONDAY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MONEY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MONICA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MONO Bi-level Bitmap in Least-Significant-Byte First Order
MONO Monolith Munged Encoded File
MONS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MONSTER2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MONTE CRiSP Harvest File
MOO MoonRock Language Source Code File
MOO QuickTime Movie Clip (Apple Inc.)
MOOD Amarok Data File
MOOD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOOV QuickTime Movie (Apple Inc.)
MOP M.Fujimiya's Morpher for Windows 1.4 Work File
MOP Mopac Input File
MOP MDL Molfile MOPAC Input Format (MDL Information Systems, Inc.)
MOP NS/Elite Display 3.12 Macro Object Path File
MOR Corel Shared Writing Tools 9.0 File
MOR Poser 3D Morph Target File
MORE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MORTBATS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOS Infinity Game Engine Compressed Background and GUI Tile Info (BioWare Corp.)
MOS Dymola Simulation
MOS Infinity Game Engine Background and GUI Tile Info (BioWare Corp.)
MOS System DOS 6.2 File
MOS MACAOS Compressed Tranismission File (Elprint AS)
MOS Leaf Camera RAW File
MOT Linux Load Instructions
MOT Phoneme Translation File
MOT Motorola JADE Ringtone
MOT Sharp cellphone GX Flash File (Sharp)
MOTBIN Motorola JADE Ringtone
MOTIF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOTIF Microangelo Motif
MOU WinMount (http://www.winmount.com)
MOUNT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOUSE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOUSETEXT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOV AutoCAD AutoFlix Movie (Autodesk, Inc.)
MOV QuickTime Video Clip (Apple Inc.)
MOVE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOVEMON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOVERADDIN Mover Add-in (Nicodemous Bytes)
MOVERBACKUP Mover Backup Set (Nicodemous Bytes)
MOVERCONFIG Mover Configuration (Nicodemous Bytes)
MOVERDB Mover Database (Nicodemous Bytes)
MOVERREG Mover Registration Info (Nicodemous Bytes)
MOVERTEMPLATE Mover Template (Nicodemous Bytes)
MOVES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOVIE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOVIE QuickTime Movie (Apple Inc.)
MOX ExtendSim Model File (Imagine That Inc.)
MOZ Netscape Temp File
MOZART Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MOZEML Thunderbird Mail Message File (Mozilla Corporation)
MP MetaPost Macro
MP EARS Component File
MP Maya Personal Learning Edition (Alias Systems, a division of Silicon Graphics Limited)
MP Multiplan File
MP cGPSmapper Polski Format Mapy -- Polish Map Format (Stanislaw Kozicki)
MP Monochrome Picture TIFF Bitmap
MP+ MPEG Plus Audio File
MP1 MPEG Audio Stream, Layer I
MP2 MPEG Audio Stream, Layer II
MP2 Masterpoint Red Points File (ABF Masterpoint Centre)
MP21 AXMEDIS MPEG-21 File (AxMediaTech S.R.L.)
MP2M Max Payne 2 Mod File (Rockstar Games)
MP2S Max Payne 2 Saved Game (Rockstar Games)
MP2S MPEG-2 Video
MP2V MPEG Audio Stream, Layer II
MP3 mp3PRO Audio File
MP3 MPEG Audio Stream, Layer III
MP3 SHARP MZ-series Emulator File
MP3 Wrapster Wrapped File
MP3 AlbumWrap Wrapped Music File Archive (Infamus Software LLC)
MP3 Masterpoint Green Points File (ABF Masterpoint Centre)
MP3MAN MP3Man Playlist (You 2 Software)
MP3PRO mp3PRO Enhanced MP3 File
MP4 MPEG-4 Video File
MP4 MP4
MP4V MPEG-4 Video File
MP5 Masterpoint Red and Green Points File (ABF Masterpoint Centre)
MP5 Maple V Release 3 Windows/DOS File (Maplesoft, a Division of Waterloo Maple Inc.)
MP? LoseThos Compiler Map File (Terry A. Davis)
MPA BusinessMAP Map Layer File (ESRI)
MPA MPEG Audio Stream, Layer I, II or III
MPA Palm Memo File
MPA E-Designer (Beijer Electronics)
MPB Maintenance Parts Bin Database (Nhuntsoftware)
MPB MyPhoneExplorer Backup File (Franz Josef Wechselberger)
MPB TruVideo Video-only MPB Stream
MPC Collectorz.com MP3 Collector MP3 Collection Data (Collectorz.com)
MPC Musepack Audio File
MPC Project Calender (Microsoft Corporation)
MPC VersaPro Compiled Motion Block
MPCB ReliaSoft MPC 3
MPCF MarketPlace Pro Configuration Settings (Claritas)
MPCPL Media Player Classic Playlist
MPD MapDraw Chemical Sequence Map (Biomolecular Computing Resource (BimCore) at Emory University School of Medicine)
MPD ABC Programming Language Monadic Predicate
MPD Windows Mini-port Driver
MPD Project Database File (Microsoft Corporation)
MPD SCSI MiniPort Driver (Microsoft Corporation)
MPD My Digital Photos Filmstrip (Super Win Software)
MPD File List Creator MP3 Playlist (WenSoftware)
MPD MLCad LDraw Multipart Model File (LM-Software)
MPDEX MPdex MP3 Database Utility
MPE MPEG Movie Clip
MPE.EXE MP3 Digital Player Wrapper
MPEG MPEG 1 System Stream
MPF Design Gallery (Microsoft Corporation)
MPF MosASCII Discontinued Project Workspace File (Robert DeFusco)
MPF MainActor Project (MainConcept AG)
MPF MPF Audio File (Mobijet Science & Technology Co., Ltd.)
MPFA FASTA Format DNA and Protein Sequence Alignment
MPG ProgDVBR MPEG2 Video File
MPG MPEG 1 System Stream
MPG MPEG Animation
MPG Salt Lake City Game Movies File
MPG4 MPEG-4 Media File
MPGA Mpeg-1 Layer3 Audio Stream
MPH Photoline4 Morphing File
MPH Publisher (Microsoft Corporation)
MPH COMSOL Multiphysics Model File (COMSOL, Inc.)
MPI Links98 Golf Game File
MPI MPlayer Control File
MPJ Mountain Video Editing File
MPJ RoboHTML Project
MPJ Sometimes .MP3 File
MPJ STOIK Morph Man Project Information File
MPJ MINITAB Project File (Minitab Inc.)
MPK Augmented Microsoft-Project (Microsoft Corporation)
MPKG Meta Package File
MPL AVCHD Playlist
MPLS Blu-ray Movie Playlist Information (Blu-ray Disc Association)
MPM MPMOffice Data File (MPMsoft Medical Billing Software)
MPM Max Payne MOD Archive (Rockstar Games)
MPM MPEG Movie
MPM WordPerfect MathPlan Macro (Corel Corporation)
MPN mophun Game File (morphun)
MPNT MacPaint Bitmap File
MPO Multi-Picture Object Multi-Picture Object (CIPA)
MPO Sheffield Dictionary File
MPO STOIK Imagic (Stoik Imaging)
MPP Seavus Project Viewer (Seavus)
MPP Musepack Audio File
MPP BX-24 Basic Express Compiler Map
MPP CAD Drawing File
MPP Microsoft Project Project File (Microsoft Corporation)
MPP Zortech 3 README File
MPQ Blizzard Game Data File (Blizzard Entertainment)
MPQE StarCraft II StarCraft II (Blizzard)
MPR AutoCAD Mass Properties Report (Autodesk, Inc.)
MPR FileMaker Spelling Dictionary
MPR Visual Foxpro Solution Menus File (Microsoft Corporation)
MPR Westwood Studios Game File
MPR Live for Speed Multiple Player Replay
MPR MPEG Audio Stream, Layer I, II or III
MPR Music Publisher Backup Data File (Braeburn Software)
MPR Multilizer Project File (Multilizer, Inc.)
MPS Casio PDL Pocket Streets Map (Casio Computer Co., Ltd.)
MPS MapSource GPS Mapping Interface Waypoints (Garmin Ltd.)
MPS Max Payne Saved Game (Rockstar Games)
MPS MPEG-1 Audio and Video File
MPS Multimedia File
MPS MySweetNix!
MPS Pocket Streets Map File (Microsoft Corporation)
MPT Multipage TIFF Bitmap
MPT Project Template File (Microsoft Corporation)
MPV MPEG-1 Video File
MPV MyPhotoZip File
MPV Project View (Microsoft Corporation)
MPV2 MPEG Audio Stream, Layer II
MPW mosascii m2 and MosASCII Project Workspace File (Robert DeFusco)
MPW Oc2.316s Cakit File
MPX BX-24 Basic Express Compiler Map
MPX Foxpro Compiler Menu (Microsoft Corporation)
MPX Project Export File (Microsoft Corporation)
MPX RCA/Lyra Handheld MP3 Player File (RCA)
MPX Alpha Five Temporary Index Information (Alpha Software, Inc.)
MPY RCA/Lyra Handheld MP3 Player File (RCA)
MPZ Moove Resource Description File (moove Corporation)
MPZ SignIQ Project (ImpulseLogic)
MPZ SoundSlimmer Compressed MP3 Audio (Sound Genetics Inc.)
MPZ MyPhotoZip File
MQ4 MetaTrader Indicator (MetaQuotes Software Corp.)
MQC CP/M Disk Drive Information File
MQD Malete Query Data (OpenIsis)
MQL MetaTrader Indicator File (MetaQuotes Software Corp.)
MQO Metasequoia Metasequoia Model (Osamu Mizuno)
MQP Multiquence Project
MQV Sony Movie Player Format (Sony Corporation of America)
MQX Malete Query Access File (OpenIsis)
MRA VilagRadio Recorded Radio Program (MAVIP Ltd)
MRB C++ Multiple Resolution Bitmap Graphic
MRC Bibliographic Data Format
MRC MIRC Script File
MRD SILVERRUN RDM Database Schema File (Grandite)
MRD Instron Series 9 Test Data File (Illinois Tool Works Inc.)
MRD Infinity Document (MathRevolt)
MRD Malete Record Data File (OpenIsis)
MRES Homeworld (Sierra Entertainment, Inc.)
MRF MultiEx Commander Resource File (XeNTaX)
MRF GPS Pathfinder Office Geoid Grid File (Trinble Navigation Limited)
MRF MeterReading Data (Dataconomy)
MRF Grade Busters Teacher Tools File
MRF Macintosh Font
MRF Marks Russel File
MRF WinMorph Project Information File
MRF Morpheus Saved Game
MRG Merge File
MRG DESQview (Symantec Corporation)
MRI MRI Scan
MRIMG Macrium Reflect Disk Image Backup (Paramount Software UK Ltd)
MRK TAPCIS Marked Messsage Commands
MRK SleepScan and Ceegraph Stores Technician (User) Comments (Bio-logic Systems Corp.)
MRK MissionRisk
MRK CSI Markup File
MRK Informative Graphics Markup File
MRK Windows 95 User Benchmark
MRLV Multi-Channel Server (MCS) Component Policy Editor Rollover Image Component (Volantis Systems Ltd.)
MRO SharpEye Music Reader File
MRP Infinity Solution Plot (MathRevolt)
MRS WordPerfect Macro Resource File (Corel Corporation)
MRS Gunz Game Data (MAIET entertainment, Inc.)
MRS Clone Remover Saved Duplicates List (Moleskinsoft)
MRW Sony (Minolta) Raw Image File (Sony)
MRX Malete Record Access File (OpenIsis)
MS Checksum File for Anti-Virus
MS Formatted Manual Page with MS Macros
MS Maple Worksheet (Maplesoft, a Division of Waterloo Maple Inc.)
MS Modula-3 Intermediate Assembly File
MS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MS 3ds Max Script Source Code (Autodesk, Inc.)
MS Chemstation GC/MS or LC/MS Data (Agilent)
MS1 OzWin CompuServe E-mail/Forum Access Message File
MS3D MilkShape 3D Model
MS8 Multisim Design (National Instruments Corporation)
MS9 Multisim Design (National Instruments Corporation)
MSA Memory Stick Audio Format (Sony Corporation)
MSA Magic Shadow Archive
MSA Atari MSA Disk Image (Atari)
MSBCM Business Contact Manager Backup Database (Microsoft Corporation)
MSC eYaMosaic Graphic Mosaic (ESRI China (Beijing))
MSC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSC C Makefile
MSC Microsoft Management Console Snap-in Control File (Microsoft Corporation)
MSC CRiSP Harvest File
MSCPC MaintScape Collection (GrandRavine Software Limited)
MSCR Multi-Channel Server (MCS) Component Policy Editor Script Component (Volantis Systems Ltd.)
MSCX MuseScore MuseScore (Werner Schweer)
MSCZ MuseScore Score (MuseScore)
MSD [Unknown]
MSD Maxsurf Design File (Formation Design Systems Pty Ltd.)
MSD Multimedia Studio Document (Burton Software)
MSD Advanced Key and Mouse Recorder Macro (GrassSoftware)
MSD Macro eXpert Macro (GrassSoftware)
MSD Diagnostic Utility Report (Microsoft Corporation)
MSDEV Msvc Make File
MSDL Manchester Scene Description Language
MSDVD Windows DVD Maker Project (Microsoft Corporation)
MSE Bwsb120a Demo File
MSF Multiple Sequence File
MSF EarthLink E-mail Message File (EarthLink, Inc.)
MSF Netscape Mail Mail Summary File (Netscape)
MSF Thunderbird Mail Summary File (Mozilla Corporation)
MSG OS/2 Help Message File (IBM)
MSG TAPCIS Captured Messages
MSG FoxPro FoxDoc Message
MSG Exchange Mail Message (Microsoft Corporation)
MSG OzWin CompuServe E-mail/Forum Access Message File
MSG Program Message
MSG Abaqus/CAE Status Message File (Dassault Systèmes)
MSG PMMail 2000 E-mail Message File (Blueprint Software Works)
MSG PMMail/2 E-mail Message File (V.O.I.C.E. (Virtual OS/2 International Consumer Education))
MSG Pegasus Mail Stored Messages To Be Sent (David Harris)
MSG1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSG2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSG3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSH FLUENT Mesh (Fluent Incorporated)
MSH MASH
MSH Orbiter Mesh File (Martin Schweiger)
MSHR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSI Cerius2 (Accelrys Software Inc.)
MSI TruNEST Nesting Data (Magestic Systems, Inc.)
MSI Windows Installer File (Microsoft Corporation)
MSIF MyLabel Designer Deluxe Label File (Avanquest Publishing USA, Inc.)
MSK Animator Mask Format (Autodesk, Inc.)
MSK BMC Software Patrol Icon File
MSK CARA-Script-Interpreter-Engine Mask
MSK Paint Shop Pro Mask File (Corel Corporation)
MSL ImageMagick Scripting Language File (ImageMagick Studio LLC)
MSL ProWORX Nxt MSL Loadables (Schneider Electric)
MSL MAINSAIL Source Code (XIDAK, Inc.)
MSM Windows Installer Merge Module (Microsoft Corporation)
MSM Multisim Circuit Diagram (National Instruments Corporation)
MSM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSN Descent Mission File
MSN Microsoft Network Document (Microsoft Corporation)
MSN Microsoft Network MSN Central (Microsoft Corporation)
MSN Network Document
MSN MSN Content Plus Installer File (MSN Content Plus Inc.)
MSNBAK MSN Mail Backup File (Microsoft Corporation)
MSO MedlySound Sound/Module
MSO ActiveMime Object
MSO FrontPage File (Microsoft Corporation)
MSO Math Script Object File
MSO Orgchart File (Microsoft Corporation)
MSO Word OLE Web Page Storage Stream (Microsoft Corporation)
MSP Magix Music Studio File
MSP Paint Bitmap (Microsoft Corporation)
MSP Technics Sx KN 5000 Keyboard Manual Sequence Pads File
MSP Technics Sx KN 6000 Keyboard Performance Pads File
MSP Windows Installer Patch (Microsoft Corporation)
MSPLG Modem Spy Plug-in File (SoftCab Inc.)
MSPX XML-based Web Page (Microsoft Corporation)
MSQ Multimedia Workshop Sound File
MSR OzWin CompuServe E-mail/Forum Access SYSOP File
MSRCINCIDENT Windows Remote Assistance Request (Microsoft Corporation)
MSS Game Score
MSS Manuscript Text File
MSS Miles XMIDI Sequence with DLS Data
MSS MediaShout Presentation Script (MediaComplete)
MSS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MSSTYLES Windows XP Visual Style (Microsoft Corporation)
MSSYTLES Windows Visual Style File
MST ChemFinder Chemical Structure Index
MST Presentation Master Presentation Document (Corel)
MST Pension System Master File (DATAIR Employee Benefit Systems, Inc.)
MST Minispecification
MST Visual Test Source File
MST Windows SDK Setup Transform Script (Microsoft Corporation)
MST Room Arranger Design File (Jan Adamec)
MSU Vista Hotfix Installer Package (Microsoft Corporation)
MSU Blaise File (Statistics Netherlands)
MSV Memory Stick Compressed Voice File (Sony Corporation of America)
MSV MyStars! Saved View (Relative Data, Inc.)
MSVC Msvc Make File
MSW Word Text File (Microsoft Corporation)
MSWMM Windows Movie Maker Project (Microsoft Corporation)
MSX Age of Empires II: The Conquerors Expansion Multi-player Saved Game (Microsoft Corporation)
MSX Compressed CP/M File Archive
MSX Image Format
MSX Blaise File (Statistics Netherlands)
MSX SuperGraphic Studio Message File (Time-O-Matic, Inc.)
MSX Magic Splitter Split File Rebuild Information (Kynosoft, Brescia)
MSZ MiSZle Data/Parameter File (Mystic Fractal)
MS_ Winhelp Compressed File
MT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MT2 MadTracker Ver. 2.0 Module/Song (Yannick Delwiche)
MT2S AVCHD Video File
MT9 Music 2.0 Song or Album
MTA Flight Simulator Maintenance File (Microsoft Corporation)
MTB MINITAB Exec File
MTD Digital Sheet Music (Big Endian) (Musicnotes, Inc.)
MTD gMote Gesture Set File (Handform)
MTE MadTracker Envelope File
MTE TargetExpress Target (MCW Technologies Inc.)
MTF Darkstone Archive
MTF Mathe Vektor MTF File
MTF MicroSurfer File
MTF Mediatek Font
MTG? Jay Klein Making the Grade Teacher Gradebook Program
MTGA Homeworld (Sierra Entertainment, Inc.)
MTH Derive Math File
MTHM Multi-Channel Server (MCS) Theme Policy Editor Theme Policy (Volantis Systems Ltd.)
MTI MadTracker Instrument File
MTI Musitron MUSILI.ZIT Compressed File
MTK Matrikon Software License File
MTK MPU-401 Trakker
MTL Mastercam Mill Tool Library (CNC Software, Inc.)
MTL MathLook File
MTL Alias Material (Autodesk, Inc.)
MTM MultiTracker Music Module
MTOOL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MTP Minitab Portable Worksheet (Minitab Inc.)
MTP L&H Power Translator Pro
MTP MadTracker Pattern File
MTP Power Translator Document (Language Engineering Company)
MTR RealFlight Radio Control Airplane Description (Knife Edge Software)
MTR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MTS AVCHD Video Clip - MPEG Transport Stream
MTS Encore Samples File
MTS MadTracker Sample File
MTS Viewpoint iPix File
MTT Messenger Saved Contact File (Microsoft Corporation)
MTV MTV Music Generator
MTV MTV Ray-tracer
MTV MTV Video
MTW Minitab Data File
MTW TRADOS MultiTerm Termbase
MTX Adobe Atmosphere File (Adobe Systems Incorporated)
MTX Anjal2000 Tamil Text File Format Description
MTX File WSOCK32.MTX Associated with MTX Worm
MTX GROMACS: Molecular Dynamics Hessian Matrix Format
MTX Max Magic Microtuner Tuning Interchange Document (Victor Cerullo)
MTX Matrix Spreadsheet (Grove Business Software)
MTX MadTracker Extension File
MTX Marked Text Source File
MTX M-Tx Music-From-Text Translator Source File
MTX Temporary File often used by a Browser or TWAIN Device
MTX Viewpoint Media Player iPix File (Viewpoint Corporation)
MTXDEF Gestionnaire d'extensions Multiple Extension Definition (Définition d'extension multiple) (Francis Gagné)
MTXT Multi-Channel Server (MCS) Component Policy Editor Text Component (Volantis Systems Ltd.)
MT_ Encore Compressed Audio File
MU Quattro Menu (Corel)
MU PHASES MULIST Format File
MUC Collectorz.com Music Collector Collection Data (Collectorz.com)
MUD ACT! (Best Software CRM Division)
MUD Yahoo! Mail Saved Attachment
MUD zMUD Settings File (Zugg Software)
MUF Alpha Five Temporary Access Control File (Alpha Software, Inc.)
MUF ProtoMuck Multi User Forth Program
MUI Configuration Resource File (Microsoft Corporation)
MUI Opengl Glut-3.6 File
MUI Amiga MUI Default Class/Library (SASG)
MUL SeeYou Flight Data (Naviter)
MUL Ultima Online Game
MULTICALC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MULTICL2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MULTICL3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MULTICLR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MUM Matlab CAPE-OPEN Unit Operation Model File (AmsterCHEM)
MUP Music Publisher Data File (Braeburn Software)
MUS Finale Music Score (MakeMusic!)
MUS Harmony Assistant, Melody Assistant, Myriad Music plug-in, Melody Player Music File (MYRIAD)
MUS Infinity Game Engine Music Control File (BioWare Corp.)
MUS SCORE Music Publishing System Music Notation File (San Andreas Press)
MUS MusicTime/Doom Sound
MUS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MUSE Emacs Muse Project (Free Software Foundation, Inc.)
MUSIC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MUTE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MUX Trackmania Music File (NADEO)
MUZ Hover Game MIDI File
MV Miva Script (Prior to Ver. 4.14) (Miva Corp.)
MV IRIX makemovie Command Compressed Movie (Silicon Graphics, Inc.)
MV3 Oozic 3D MusicVideo
MV3 AUPEC Audio File
MVA Matrox Video Card Driver (Matrox Electronic Systems Ltd.)
MVB Database
MVB Manual Storage Format
MVB Multimedia Viewer (Microsoft Corporation)
MVC Collectorz.com Movie Collector Data File (Collectorz.com)
MVC Miva Compiled Script (Ver. 4.14 and Later) (Miva Corp.)
MVD MicroDVD DVD Movie
MVD MicroVision Database
MVD Movie Edit Pro Video (MAGIX AG)
MVE Infinity Game Engine (BioWare Corp.)
MVE Interplay Video File
MVE Wing Commander III MVE Movie File Format
MVE 4DVista Geological Model (Midland Valley Exploration)
MVE muvee autoProducer Project File (muvee Technologies Pte. Ltd.)
MVF AutoCAD Stop Frame File (Autodesk, Inc.)
MVF Production Studio Video (Babya)
MVG ImageMagick Vector Graphic (ImageMagick Studio LLC)
MVHLINK MyVirtualHome Link to Online Features (Creative Designer Software Pty Ltd)
MVI AutoCAD Movie Command (Autodesk, Inc.)
MVL WinMaven Saved Log File (David R. Snow)
MVL Interplay Multimedia File
MVP MVPstats Data File (MVP Programs)
MVP MediaView Project
MVR AutoCut Configuration File (Autometrix)
MVS MUSICMATCH Jukebox Visualization (MUSICMATCH, Inc.)
MVU EchoView Adaptive Binary Optimization Format File (MatrixView Pte. Ltd.)
MVW Saber LAN Log File
MVW HyperWorks HyperWorks (Altair)
MVX Intentia International Movex
MVX Mixer File
MW MacWrite II Text Document (Apple Inc.)
MW MediaWiki Structured Text (MediaWiki.org)
MW Mail Wiper Mail Control File (Mail Wiper, Inc.)
MW Maple Worksheet (Maplesoft, a Division of Waterloo Maple Inc.)
MW0 Super Mario World File (Nintendo)
MW1 SILK Spreadsheet
MW1 Super Mario World File (Nintendo)
MW2 Super Mario World File (Nintendo)
MW2 MicroWorlds LOGO Activity (Logo Computer Systems Inc.)
MW3 Super Mario World File (Nintendo)
MW4 MechWarrior 4 Map (Game Structure Archive) (Microsoft Corporation)
MWAND GarageBand Lesson File (Apple Inc.)
MWB MySQL Workbench Database Structure (MySQL AB)
MWD MWD Configuration File
MWD Photo Soap2 File
MWD3 MoneyWorks Data File (Cognito Software)
MWD5 MoneyWorks Data File (Cognito Software)
MWF MapGuide Author Map Window (Autodesk, Inc.)
MWF ProMotion Animation
MWI Medlin Accounting Invoice Layout Information (Medlin Accounting)
MWII MacWrite II Text Document
MWII Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MWL Super Mario World Level File (Nintendo)
MWL Mighty Draw Windows Library (theliquidateher Software, An MCS Investments, Inc. Company)
MWM Mail Warrior File
MWP Word Pro 97 Smartmaster File (IBM)
MWP MegaWorks Pack File
MWP STEP7-Micro/WIN Siemens 200-series PLC Program (Siemens AG)
MWS Medlin Accounting Statement Layout Information (Medlin Accounting)
MWS Maple Spreadsheet (Maplesoft, a Division of Waterloo Maple Inc.)
MWSP ScanTango Plug-in (mindwrap, inc.)
MWSP Optix Screen Definition (mindwrap, inc.)
MWT MetaStock Stock Analysis Template (Equis International)
MWV MovieWorks File
MW_ Audio Utility Midimach Compressed File
MX MATLAB Common Matrix Routines (The MathWorks, Inc.)
MX Modula-3 Linker Information
MX MX Designer Remote Control File
MX3 Bitbop Tuner Locked Sound File
MX3 MP3 Encoded File
MX3 MATLAB Windows Dynamically Linked Subroutines (The MathWorks, Inc.)
MXC ArcView Geocoding Index For Read-Write Coverages (ESRI)
MXC2 Music Maker 12 Cache (MAGIX AG)
MXD ArcMap GIS Project File (Map) (ESRI)
MXD MX Editor Remote Control Device Configuration File
MXE Macro Express
MXE Mindex Effect Album
MXE MXEdit File
MXE Quatro Pro Startup Macro (Corel)
MXE VCom Error Report (V Communications, Inc.)
MXF SimCity Maxis Font File (Electronic Arts, Inc.)
MXF Material Exchange Format File
MXF MX Editor Remote Control File
MXI Macromedia Extension Information
MXI Mindex Indices File for Indexed Images
MXI Proteus File
MXL PackRat 5.0 Support File
MXL Moxcel Spreadsheet
MXM MixMeister BPM Calculation File (MixMeister Technology)
MXM Maxwell Render (Next Limit S.L.)
MXM Mindex Master Index File for a Category
MXM Project/Outlook Team Assign Task (Microsoft Corporation)
MXMF Mobile XMF File Format
MXML Flex Interface Component File (Adobe Systems Incorporated)
MXP ArcReader Published Map
MXP Macromedia Extension Manager
MXP 3-matic Project File (Materialise NV)
MXS ArcView Geocoding Index For Read-Write Shapefiles (ESRI)
MXT ArcMap Map Template (ESRI)
MXT C Data (Microsoft Corporation)
MXV Movie Edit Pro Video Format (MAGIX)
MYB MYOB Data File (MYOB Technology Pty Ltd.)
MYC Simply Safe Backup Archive (Joshua Cannon Butcher)
MYD MySQL Database (MySQL AB)
MYDOCS MyDocs Drop Target (Microsoft Corporation)
MYI MySQL Database Index (MySQL AB)
MYL MYLAI Multilingual Transliteration Scheme
MYM MyMenu Wii custom menu theme file (Icefire)
MYO MYOB Data File (MYOB Technology Pty Ltd.)
MYP Make Your Point Presentation
MYR Harmony Assistant, Melody Assistant, Myriad Music plug-in, Melody Player Music File (MYRIAD)
MYS Myst Saved Game (Cyan Worlds, Inc.)
MYT MyTraffic X AI Aircraft Traffic Database File (BK & simMarket.com)
MYTHS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MYV Vivaldi Studio Score File (goVivaldi Inc.)
MYW MyWorld Education Drawing
MZ MOZART Music Document (David Webber)
MZ Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
MZB MegaZeux Board
MZC MOZART Chord Dictionary (David Webber)
MZE Maze Creator File
MZE MidiMaze File
MZF SHARP MZ-series Emulator File
MZF MediaZip Compressed File (ACE)
MZM MegaZeux Dynamic Board Section
MZP MOZART Percussion File (David Webber)
MZQ SHARP MZ-series Emulator QuickDisk File
MZS SHARP MZ-series Emulator File
MZT MOZART Template File (David Webber)
MZT SHARP MZ-series Emulator File
MZV Viewpoint Media Player ZoomView Titles (Viewpoint Corporation)
MZX MegaZeux World
M_C MailCall 2 File
M_P Pro/ENGINEER Temporary File (PTC)
M_U MazeGold Critical File Backup

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