.MNX | Autodesk, Inc. | Encoded Files | AutoCAD Compiled Menu File | Microsoft Visual FoxPro | Microsoft Corporation |
.MNY | Microsoft Corporation | Data Files | Microsoft Money File | Microsoft Money | Microsoft Corporation |
.MOB | Microsoft Corporation | Video Files | MOBTV Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MODULE | Open Source | Plugin Files | Drupal Module File | Microsoft Notepad | Microsoft Corporation |
.MOF | Microsoft Corporation | Settings Files | Managed Object Format File | Microsoft Systems Management Server | Microsoft Corporation |
.MOOV | Apple | Video Files | Apple QuickTime Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MOS | MamiyaLeaf | Camera Raw Files | Leaf Camera RAW File | Microsoft Windows Photos | Microsoft Corporation |
.MOV | Apple | Video Files | Apple QuickTime Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MP2 | New World Computing | Game Files | Heroes Of Might And Magic II Map File | Microsoft Windows Media Player | Microsoft Corporation |
.MP2V | Roxio | Video Files | MPEG-2 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MP3 | Moving Picture Experts Group | Audio Files | MP3 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MP4 | Moving Picture Experts Group | Video Files | MPEG-4 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MP4V | Moving Picture Experts Group | Video Files | MPEG-4 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPA | Unknown Developer | Audio Files | MPEG-2 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MPD | Microsoft Corporation | Database Files | Microsoft Project Database | Microsoft Office | Microsoft Corporation |
.MPE | Unknown Developer | Video Files | MPEG Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MPEG | Unknown Developer | Video Files | MPEG Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MPF | Microsoft Corporation | Raster Image Files | Microsoft Media Package File | Microsoft Clip Organizer | Microsoft Corporation |
.MPG | Moving Picture Experts Group | Video Files | MPEG Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPG4 | Moving Picture Experts Group | Video Files | MPEG-4 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPGA | RealNetworks | Audio Files | MPEG-1 Layer 3 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MPO | CyberLink | Raster Image Files | CIPA Multi Picture Object File | Microsoft Windows Photos | Microsoft Corporation |
.MPP | Microsoft Corporation | Data Files | Microsoft Project File | Microsoft Project 2016 | Microsoft Corporation |
.MPR | Open Source | Data Files | Bibexcel Data | Microsoft Visual FoxPro | Microsoft Corporation |
.MPS | IBM | Data Files | Mathematical Programming System File | Microsoft MapPoint | Microsoft Corporation |
.MPT | Microsoft Corporation | Data Files | Microsoft Project Template | Microsoft Project 2016 | Microsoft Corporation |
.MPV | Moving Picture Experts Group | Video Files | MPEG Elementary Stream Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPV2 | Roxio | Video Files | MPEG-2 Video Stream | Microsoft Windows Media Player | Microsoft Corporation |
.MPW | Microsoft Corporation | Settings Files | Microsoft Project Workspace File | Microsoft Project 2016 | Microsoft Corporation |
.MPX | Microsoft Corporation | Executable Files | FoxPro Compiled Menu Program | Microsoft Visual FoxPro | Microsoft Corporation |
.MRB | Microsoft Corporation | Raster Image Files | Multiple Resolution Bitmap File | Microsoft Visual C++ | Microsoft Corporation |
.MRK | Microsoft Corporation | Uncommon Files | DPOF Auto Print Order File | Microsoft Notepad | Microsoft Corporation |
.MRT | Stimulsoft | Developer Files | Stimulsoft Report File | Microsoft Visio | Microsoft Corporation |
.MRW | Konica Minolta | Camera Raw Files | Minolta Raw Image File | Microsoft Windows Photos | Microsoft Corporation |
.MS-ONE-STUB | Microsoft Corporation | Data Files | Microsoft OneNote Stub Data | Microsoft OneNote | Microsoft Corporation |
.MS-WINDOWS-STORE-LICENSE | Microsoft Corporation | Data Files | Microsoft Windows License Manager Data | Microsoft Windows | Microsoft Corporation |
.MSC | Microsoft Corporation | Uncommon Files | Microsoft C Makefile | Microsoft Visual C++ | Microsoft Corporation |
.MSD | ESRI | GIS Files | Map Service Definition File | Microsoft Windows | Microsoft Corporation |
.MSDVD | Microsoft Corporation | Video Files | Windows DVD Maker Project File | Windows DVD Maker | Microsoft Corporation |
.MSG | Microsoft Corporation | Text Files | Saved Email Message | Microsoft Outlook Express | Microsoft Corporation |
.MSH | Martin Schweiger | 3D Image Files | Orbiter 3D Mesh File | Microsoft Windows Shell | Microsoft Corporation |
.MSH1 | Microsoft Corporation | Developer Files | Microsoft Shell Script File | Microsoft Windows Shell | Microsoft Corporation |
.MSH1XML | Microsoft Corporation | Settings Files | Monad Display Configuration File | Microsoft Notepad | Microsoft Corporation |
.MSH2 | Microsoft Corporation | Developer Files | Microsoft Shell Script File | Microsoft Windows Shell | Microsoft Corporation |
.MSH2XML | Microsoft Corporation | Developer Files | Windows PowerShell Script File | Microsoft Windows PowerShell | Microsoft Corporation |
.MSHXML | Microsoft Corporation | Developer Files | Windows PowerShell Script File | Microsoft Windows PowerShell | Microsoft Corporation |
.MSI | Microsoft Corporation | Uncommon Files | Windows Installer Package | Windows Installer | Microsoft Corporation |
.MSL | Microsoft Corporation | Developer Files | Mapping Specification Language File | Microsoft Notepad | Microsoft Corporation |
.MSM | Microsoft Corporation | Settings Files | Windows Installer Merge Module | Windows Installer | Microsoft Corporation |
.MSN | Microsoft Corporation | Settings Files | Host Blocking File | Microsoft Windows | Microsoft Corporation |
.MSO | Microsoft Corporation | Data Files | Microsoft Organization Chart Data File | Microsoft Organization Chart | Microsoft Corporation |
.MSP | Microsoft Corporation | System Files | Windows Installer Patch | Windows Installer | Microsoft Corporation |
.MSPX | Microsoft Corporation | Web Files | Microsoft ASP.NET Web Page | Internet Explorer | Microsoft Corporation |
.MSRCINCIDENT | Microsoft Corporation | Uncommon Files | Microsoft Windows Remote Assistance Request Data | Microsoft Windows | Microsoft Corporation |
.MSSTYLES | Microsoft Corporation | System Files | Windows XP Style | Microsoft Windows | Microsoft Corporation |
.MST | Corel | Settings Files | Corel Presentations Master Template File | Microsoft Windows SDK | Microsoft Corporation |
.MSU | Microsoft Corporation | System Files | Windows Vista Update Package | Microsoft Windows | Microsoft Corporation |
.MSV | Sony | Audio Files | Memory Stick Voice File | Microsoft Windows Media Player | Microsoft Corporation |
.MSVC | Microsoft Corporation | Data Files | Microsoft Visual C++ Compiler Makefile | Microsoft Visual C++ | Microsoft Corporation |
.MSW | Corel | Settings Files | Painter Color Mixer Swatches File | Microsoft Word | Microsoft Corporation |
.MSWMM | Microsoft Corporation | Video Files | Windows Movie Maker Project | Microsoft Windows Live Movie Maker | Microsoft Corporation |
.MSX | Microsoft Corporation | Game Files | Age Of Empires II Saved Game | Age of Empires II | Microsoft Corporation |
.MS_ | Microsoft Corporation | Backup Files | Microsoft Windows WinHelp Compressed Data | Microsoft Windows | Microsoft Corporation |
.MTD | Musicnotes | Uncommon Files | Musicnotes Digital Sheet Music File | FolderShare | Microsoft Corporation |
.MTF | Motorola | Settings Files | Motorola Theme File | Microsoft Excel | Microsoft Corporation |
.MTS | Sony | Video Files | AVCHD Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MTT | Digital Confidence | Data Files | MetadataTouch Template | Microsoft Windows Live Messenger | Microsoft Corporation |
.MTX | Yannick Delwiche | Plugin Files | MadTracker 2 Extension | Microsoft Visual Studio | Microsoft Corporation |
.MUI | Myriad Software | Audio Files | Myriad User Instrument File | Microsoft Windows Multilingual User Interface | Microsoft Corporation |
.MUM | AmsterCHEM | Data Files | MATLAB Unit Operation Model File | Microsoft Windows | Microsoft Corporation |
.MUZ | HoverDesk.net | Audio Files | MUZ Audio File | Hover! | Microsoft Corporation |
.MVA | Microsoft Corporation | Compressed Files | Microsoft Setup Archive | Microsoft Windows | Microsoft Corporation |
.MXT | ESRI | GIS Files | ArcGIS Map Template | MS-DOS | Microsoft Corporation |
.MYDOCS | Microsoft Corporation | System Files | Send To My Documents | Microsoft Windows | Microsoft Corporation |
.NAL | Novell, Inc. | Data Files | Novell ZENworks Suite Network Delivered Application Shortcut File Format | Microsoft system center configuration manager | Microsoft Corporation |
.NAP | McAfee, Inc. | Data Files | McAfee ePO Network Associates Package | Microsoft Windows Media Player | Microsoft Corporation |
.NATVIS | Microsoft Corporation | Data Files | Microsoft Visual Studio Text Data | Microsoft Visual Studio | Microsoft Corporation |
.NAV | Valve | Game Files | Id Tech 3 Bot Navigation File | MSN Explorer | Microsoft Corporation |
.NB0 | Unknown Developer | System Files | Device Boot Loader Image | Microsoft Windows CE Device Emulator | Microsoft Corporation |
.NC | CNC Software | CAD Files | Mastercam Numerical Control File | Microsoft Excel | Microsoft Corporation |
.NCB | Microsoft Corporation | Developer Files | Visual C++ IntelliSense Database | Microsoft Visual Studio | Microsoft Corporation |
.NCH | Microsoft Corporation | Audio Files | On Hold Message/Music File | Microsoft Outlook Express | Microsoft Corporation |
.NDF | Microsoft Corporation | Database Files | SQL Server Secondary Database File | Microsoft SQL Server | Microsoft Corporation |
.NDX | Unknown Developer | Data Files | dBASE Index File | Microsoft Visual FoxPro | Microsoft Corporation |
.NEF | Nikon | Camera Raw Files | Nikon Electronic Format Camera RAW Image | Microsoft Windows Photos | Microsoft Corporation |
.NFO | Microsoft Corporation | System Files | System Information File | Microsoft System Information | Microsoft Corporation |
.NGR | NEPLAN AG | Data Files | NEPLAN Graphic Data | Microsoft Windows | Microsoft Corporation |
.NHM | Microsoft Corporation | Data Files | Microsoft Systems Management Server (SMS) Data | Microsoft Systems Management Server | Microsoft Corporation |
.NICK | Microsoft Corporation | Uncommon Files | Microsoft Outlook Nickname File | Microsoft Outlook | Microsoft Corporation |
.NIP | Microsoft Corporation | Encoded Files | Microsoft DRM (Digital Right Management) File | Microsoft Windows Media Player | Microsoft Corporation |
.NK2 | Microsoft Corporation | Uncommon Files | Outlook 2002 Nickname File | Microsoft Outlook | Microsoft Corporation |
.NLD | ATI Technologies | System Files | ATI Radeon Video Driver File | Microsoft Windows | Microsoft Corporation |
.NLS | Uri Wilensky | Developer Files | NetLogo Source Code File | Microsoft WordPad | Microsoft Corporation |
.NMF | ESRI | GIS Files | ArcGIS Explorer Map File | Internet Explorer | Microsoft Corporation |
.NMM | Microsoft Corporation | Video Files | Microsoft 3D Movie Maker Recorded Video | 3D Movie Maker | Microsoft Corporation |
.NMW | Microsoft Corporation | Data Files | Microsoft NetMeeting T126_Whiteboard File Format | Microsoft NetMeeting | Microsoft Corporation |
.NOW | The Document Foundation | Text Files | Readme Text Document File | Microsoft Notepad | Microsoft Corporation |
.NRW | Nikon | Camera Raw Files | Nikon Raw Image File | Microsoft Windows Photos | Microsoft Corporation |
.NSG | IBM | Database Files | Lotus Notes Database | Nessie | Microsoft Corporation |
.NST | Microsoft Corporation | Data Files | Outlook Connector For Notes File | Microsoft Outlook | Microsoft Corporation |