| File Extension |
File Type |
File Description |
| .m |
Misc |
Mathematica Function |
| .m1v |
Video |
MPEG-1 Video File |
| .m3u |
Audio |
MP3 Playlist |
| .m4 |
Developer |
Macro Processor Library |
| .m4a |
Audio |
MPEG-4 Audio Layer File |
| .m4e |
Video |
MPEG-4 Video File |
| .m4p |
Audio |
Protected AAC File |
| .m4u |
Video |
MPEG-4 Playlist |
| .mac |
Image |
MacPaint Image |
| .mad |
Misc |
Access Module |
| .maf |
Misc |
Microsoft Access Form |
| .mag |
Image |
Access Diagram |
| .mak |
Developer |
Makefile |
| .mam |
Misc |
Microsoft Access Macro |
| .man |
Text |
Unix Manual |
| .manifest |
System |
Windows XP Visual Styles |
| .map |
Text |
Image Map |
| .maq |
Misc |
Microsoft Access Query |
| .mar |
Misc |
Microsoft Access Report |
| .mas |
Misc |
Access Stored Procedures |
| .mat |
Misc |
Microsoft Access Table |
| .mau |
Misc |
Media Attachment Unit |
| .mav |
Misc |
Access View File |
| .maw |
Misc |
Access Data Access Page |
| .max |
Image |
Scanned Image |
| .mbl |
Data |
Logger Pro Data |
| .mbox |
Text |
E-mail Mailbox |
| .mci |
Misc |
Media Control Interface |
| .mcs |
Image |
Mathcad Image |
| .md |
Developer |
Machine Description |
| .md |
Compressed |
MDCD Compressed Archive |
| .md2 |
Game |
Quake 2 Player Model |
| .mda |
Plugin |
Access Add-in |
| .mdb |
Data |
Microsoft Access Database |
| .mde |
Plugin |
Access Add-in (Compiled) |
| .mdi |
Image |
Microsoft Document Imaging Format |
| .mdmp |
System |
Windows Minidump |
| .mdn |
Data |
Blank Access Database Template |
| .mdt |
Data |
Access Database Template |
| .mdw |
Misc |
Access Workgroup File |
| .mdx |
Data |
Multiple Index File |
| .mdz |
Data |
Access Wizard Template |
| .med |
Audio |
Amiga MED Sound File |
| .mem |
Executable |
Macro Editor Macro |
| .mgf |
Image |
Materials and Geometry Format |
| .mhs |
Misc |
Hardware Specification File |
| .mic |
Image |
Image Composer File |
| .mid |
Audio |
MIDI File |
| .midi |
Audio |
MIDI File |
| .mif |
Misc |
Management Information Format |
| .mim |
Compressed |
Multi-Purpose Internet Mail |
| .mime |
Compressed |
Multi-Purpose Internet Mail |
| .mip |
Image |
Multiple Image Print File |
| .mkv |
Video |
Matroska Audio/Video File |
| .mm6 |
Game |
Might and Magic 6 Saved Game |
| .mm7 |
Game |
Might and Magic 7 Saved Game |
| .mm8 |
Game |
Might and Magic 8 Saved Game |
| .mme |
Compressed |
Multi-Purpose Internet Mail |
| .mmf |
Audio |
Synthetic Music Mobile Application Format |
| .mng |
Image |
Multiple Network Graphic |
| .mny |
Data |
Microsoft Money File |
| .mod |
Audio |
Amiga Music Module File |
| .moov |
Video |
Apple QuickTime Movie |
| .mov |
Video |
Apple QuickTime Movie |
| .movie |
Video |
QuickTime Movie |
| .moz |
Web |
Mozilla Cache File |
| .mp2 |
Audio |
MPEG (Moving Picture Experts Group) Layer II Compressed Audio File |
| .mp3 |
Audio |
MPEG (Moving Picture Experts Group) Layer 3 Audio File |
| .mp4 |
Video |
MPEG-4 (Moving Picture Experts Group) Video File |
| .mpa |
Audio |
MPEG (Moving Picture Experts Group) Audio File |
| .mpc |
Audio |
Musepack Audio File |
| .mpe |
Video |
MPEG Movie File |
| .mpeg |
Video |
Moving Picture Experts Group Video File |
| .mpg |
Video |
Moving Picture Experts Group File |
| .mpkg |
Compressed |
Meta Package File |
| .mpp |
Misc |
Microsoft Project File |
| .mps |
Misc |
Pocket Streets Map File |
| .mpu |
Audio |
Moving Picture Experts Group 3 Layer Audio |
| .mpv2 |
Video |
MPEG-2 Video Stream |
| .mp_ |
Audio |
Mobile Phone Sound File |
| .mrb |
Image |
Multiple Resolution Bitmap |
| .ms-tnef |
Misc |
MS Transport Neutral Encapsulation Format |
| .msc |
System |
Microsoft Management Console Snap-in Control File |
| .msf |
Misc |
Mail Summary File |
| .msg |
Text |
Mail Message |
| .msi |
Misc |
Windows Installer File |
| .msk |
Image |
Paint Shop Pro Mask |
| .mso |
Misc |
Inline E-mail Attachment |
| .msp |
System |
Windows Installer Patch |
| .msp |
Image |
Microsoft Paint Bitmap Image |
| .mss |
Misc |
Software Specification File |
| .mst |
Executable |
Windows SDK Setup Transform Script |
| .msv |
Audio |
Memory Stick Voice File |
| .mtf |
Misc |
Motorola Theme File |
| .mth |
Data |
Derive Math File |
| .mtm |
Audio |
MultiTracker Module |
| .mvc |
Video |
Movie Collector Catalog |
| .mvs |
Misc |
Project Language and Simulation File |
| .mw |
Text |
MacWrite Text Document |
