.AC3 | Various Developers | Lydfiler | Audio Codec 3 File | Microsoft Windows Media Player | Microsoft Corporation |
.ADPCM | Microsoft Corporation | Lydfiler | ADPCM Audio | Microsoft Windows Media Player | Microsoft Corporation |
.ADT | Swiftpage, Inc. | Datafiler | ACT! Document Template | Microsoft Windows Media Player | Microsoft Corporation |
.ADTS | Shedworx | Lydfiler | Audio Data Transport Stream File | Microsoft Windows Media Player | Microsoft Corporation |
.AIF | Apple | Lydfiler | Audio Interchange File Format | Microsoft Windows Media Player | Microsoft Corporation |
.AIFC | Apple | Lydfiler | Compressed Audio Interchange File | Microsoft Windows Media Player | Microsoft Corporation |
.AIFF | Apple | Lydfiler | Audio Interchange File Format | Microsoft Windows Media Player | Microsoft Corporation |
.APL | Matthew T. Ashland | Lydfiler | Monkey's Audio Track Information File | Microsoft Windows Media Player | Microsoft Corporation |
.ASF | Microsoft Corporation | Videofiler | Advanced Systems Format File | Microsoft Windows Media Player | Microsoft Corporation |
.ASX | Microsoft Corporation | Videofiler | Microsoft ASF Redirector File | Microsoft Windows Media Player | Microsoft Corporation |
.AU | Open Source | Lydfiler | Audacity Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.AVI | Microsoft Corporation | Videofiler | Audio Video Interleave File | Microsoft Windows Media Player | Microsoft Corporation |
.AX | Open Source | Plug-in-filer | DirectShow Filter | Microsoft Windows Media Player | Microsoft Corporation |
.BIK | RAD Game Tools | Videofiler | Bink Video File | Microsoft Windows Media Player | Microsoft Corporation |
.CDA | Microsoft Corporation | Lydfiler | CD Audio Track Shortcut | Microsoft Windows Media Player | Microsoft Corporation |
.CDR | Corel | Vektorbilledfiler | CorelDRAW Vector Image File | Microsoft Windows Media Player | Microsoft Corporation |
.DMB | BYOND | Spilfiler | BYOND Game Executable | Microsoft Windows Media Player | Microsoft Corporation |
.DVF | Sony | Lydfiler | Sony Digital Voice File | Microsoft Windows Media Player | Microsoft Corporation |
.DVR | Microsoft Corporation | Videofiler | Microsoft Recorded TV Show | Microsoft Windows Media Player | Microsoft Corporation |
.DVR-MS | Microsoft Corporation | Videofiler | Microsoft Digital Video Recording | Microsoft Windows Media Player | Microsoft Corporation |
.EVO | eZuce SRN | Videofiler | SeeVogh Player Video Recording | Microsoft Windows Media Player | Microsoft Corporation |
.H264 | Ulead Systems | Videofiler | H.264 Encoded Video File | Microsoft Windows Media Player | Microsoft Corporation |
.HDMOV | Apple | Videofiler | QuickTime HD Movie File | Microsoft Windows Media Player | Microsoft Corporation |
.HMT | Microsoft Corporation | Datafiler | HighMAT File | Microsoft Windows Media Player | Microsoft Corporation |
.IFV | Intel Corporation | Videofiler | Indeo Video Format File | Microsoft Windows Media Player | Microsoft Corporation |
.IVF | Intel Corporation | Videofiler | Indeo Video Format File | Microsoft Windows Media Player | Microsoft Corporation |
.IVS | Thomas d'Otreppe de Bouvette | Datafiler | Initialization Vector File | Microsoft Windows Media Player | Microsoft Corporation |
.L | Johan Bontes | Datafiler | Game Of Life File | Microsoft Windows Media Player | Microsoft Corporation |
.LRC | Various Developers | Ikke Almindelige Filer | Lyrics File | Microsoft Windows Media Player | Microsoft Corporation |
.LRV | Konica Minolta | Datafiler | Konica Minolta Data Management Software Stored File | Microsoft Windows Media Player | Microsoft Corporation |
.LSF | Interscape | Datafiler | Logos Library System File | Microsoft Windows Media Player | Microsoft Corporation |
.LSX | Microsoft Corporation | Videofiler | Streaming Media Shortcut | Microsoft Windows Media Player | Microsoft Corporation |
.M15 | Moving Picture Experts Group | Videofiler | MPEG Video File | Microsoft Windows Media Player | Microsoft Corporation |
.M1A | Open Source | Lydfiler | MPEG-1 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.M2A | Unknown Developer | Videofiler | MPEG-1 Layer 2 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.M2P | Moving Picture Experts Group | Videofiler | MPEG-2 Program Stream File | Microsoft Windows Media Player | Microsoft Corporation |
.M2S | Maxthon | Indstillingsfiler | Maxthon 2 Browser Skin File | Microsoft Windows Media Player | Microsoft Corporation |
.M2T | Roxio | Videofiler | HDV Video File | Microsoft Windows Media Player | Microsoft Corporation |
.M2TS | Sony | Videofiler | Blu-ray BDAV Video File | Microsoft Windows Media Player | Microsoft Corporation |
.M3U | Nullsoft | Lydfiler | Media Playlist File | Microsoft Windows Media Player | Microsoft Corporation |
.M3U8 | Various Developers | Lydfiler | UTF-8 M3U Playlist File | Microsoft Windows Media Player | Microsoft Corporation |
.M4A | Apple | Lydfiler | MPEG-4 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.M4B | Apple | Lydfiler | MPEG-4 Audio Book File | Microsoft Windows Media Player | Microsoft Corporation |
.M4U | Open Source | Videofiler | MPEG-4 Playlist | Microsoft Windows Media Player | Microsoft Corporation |
.M4V | Apple | Videofiler | iTunes Video File | Microsoft Windows Media Player | Microsoft Corporation |
.M75 | Moving Picture Experts Group | Videofiler | MPEG Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MCL | Microsoft Corporation | Indstillingsfiler | Windows Media Center Link File | Microsoft Windows Media Player | Microsoft Corporation |
.MID | Open Source | Lydfiler | MIDI Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MIDI | Synthesia LLC | Lydfiler | MIDI File | Microsoft Windows Media Player | Microsoft Corporation |
.MOB | Microsoft Corporation | Videofiler | MOBTV Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MOOV | Apple | Videofiler | Apple QuickTime Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MOV | Apple | Videofiler | Apple QuickTime Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MP2 | New World Computing | Spilfiler | Heroes Of Might And Magic II Map File | Microsoft Windows Media Player | Microsoft Corporation |
.MP2V | Roxio | Videofiler | MPEG-2 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MP3 | Moving Picture Experts Group | Lydfiler | MP3 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MP4 | Moving Picture Experts Group | Videofiler | MPEG-4 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MP4V | Moving Picture Experts Group | Videofiler | MPEG-4 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPA | Unknown Developer | Lydfiler | MPEG-2 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MPE | Unknown Developer | Videofiler | MPEG Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MPEG | Unknown Developer | Videofiler | MPEG Movie | Microsoft Windows Media Player | Microsoft Corporation |
.MPG | Moving Picture Experts Group | Videofiler | MPEG Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPG4 | Moving Picture Experts Group | Videofiler | MPEG-4 Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPGA | RealNetworks | Lydfiler | MPEG-1 Layer 3 Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.MPV | Moving Picture Experts Group | Videofiler | MPEG Elementary Stream Video File | Microsoft Windows Media Player | Microsoft Corporation |
.MPV2 | Roxio | Videofiler | MPEG-2 Video Stream | Microsoft Windows Media Player | Microsoft Corporation |
.MSV | Sony | Lydfiler | Memory Stick Voice File | Microsoft Windows Media Player | Microsoft Corporation |
.MTS | Sony | Videofiler | AVCHD Video File | Microsoft Windows Media Player | Microsoft Corporation |
.NAP | McAfee, Inc. | Datafiler | McAfee ePO Network Associates Package | Microsoft Windows Media Player | Microsoft Corporation |
.NIP | Microsoft Corporation | Kodet filer | Microsoft DRM (Digital Right Management) File | Microsoft Windows Media Player | Microsoft Corporation |
.OGX | Xiph.Org | Videofiler | Ogg Vorbis Multiplexed Media File | Microsoft Windows Media Player | Microsoft Corporation |
.OPUS | Open Source | Lydfiler | Opus Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.PRX | Microsoft Corporation | Eksekverbare filer | FoxPro Compiled Program | Microsoft Windows Media Player | Microsoft Corporation |
.PYA | Microsoft Corporation | Lydfiler | Microsoft PlayReady DRM Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.QT | Apple | Videofiler | Apple QuickTime Movie | Microsoft Windows Media Player | Microsoft Corporation |
.QTM | Apple | Videofiler | Apple QuickTime Movie | Microsoft Windows Media Player | Microsoft Corporation |
.R | Open Source | Udviklerfiler | R Script File | Microsoft Windows Media Player | Microsoft Corporation |
.RATDVD | RatDVD | Disk billedfiler | RatDVD Disk Image | Microsoft Windows Media Player | Microsoft Corporation |
.RBS | Microsoft Corporation | Sikkerhedskopifiler | Windows Installer Rollback Script File | Microsoft Windows Media Player | Microsoft Corporation |
.RMI | Open Source | Lydfiler | RMID MIDI File | Microsoft Windows Media Player | Microsoft Corporation |
.RV | Astronomical Institute of the Czech Academyof Sciences | Datafiler | SPEFO Stellar Spectra Analysis Data | Microsoft Windows Media Player | Microsoft Corporation |
.SCM | Gimpel Software | Plug-in-filer | GIMP Script-Fu Script | Microsoft Windows Media Player | Microsoft Corporation |
.SMI | Apple | Disk billedfiler | Self-Mounting Disk Image | Microsoft Windows Media Player | Microsoft Corporation |
.SND | Open Source | Lydfiler | Sound File | Microsoft Windows Media Player | Microsoft Corporation |
.SPX | Xiph.Org | Lydfiler | Ogg Vorbis Speex File | Microsoft Windows Media Player | Microsoft Corporation |
.SRT | SourceForge | Videofiler | SubRip Subtitle File | Microsoft Windows Media Player | Microsoft Corporation |
.T3D | Epic Games | 3D-billedfiler | Unreal Engine 3D Object File | Microsoft Windows Media Player | Microsoft Corporation |
.TTA | True Audio | Lydfiler | True Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.TTS | SumTotal Systems | Datafiler | ToolBook Translation System File | Microsoft Windows Media Player | Microsoft Corporation |
.U | Epic Games | Spilfiler | Unreal Tournament Class Package | Microsoft Windows Media Player | Microsoft Corporation |
.V | Microsoft Corporation | Rasterbilledfiler | Subsampled Raw YUV Image | Microsoft Windows Media Player | Microsoft Corporation |
.VFW | Open Source | Videofiler | Video For Windows | Microsoft Windows Media Player | Microsoft Corporation |
.VID | Unknown Developer | Videofiler | Generic Video File | Microsoft Windows Media Player | Microsoft Corporation |
.VOB | The DVD Forum | Videofiler | DVD Video Object File | Microsoft Windows Media Player | Microsoft Corporation |
.VP3 | On2 Technologies | Videofiler | On2 Streaming Video File | Microsoft Windows Media Player | Microsoft Corporation |
.WAV | Microsoft Corporation | Lydfiler | WAVE Audio File | Microsoft Windows Media Player | Microsoft Corporation |
.WAX | Microsoft Corporation | Lydfiler | Windows Media Audio Redirect | Microsoft Windows Media Player | Microsoft Corporation |
.WDF | Workshare | Datafiler | Workshare Compare DeltaFile | Microsoft Windows Media Player | Microsoft Corporation |
.WEBM | Google | Videofiler | WebM Video File | Microsoft Windows Media Player | Microsoft Corporation |
.WM | Microsoft Corporation | Videofiler | Windows Media File | Microsoft Windows Media Player | Microsoft Corporation |
.WMA | Microsoft Corporation | Lydfiler | Windows Media Audio File | Microsoft Windows Media Player | Microsoft Corporation |