The X
extension name file type Classification
MAB Mozilla Address Book Other files
MAD Access Module Shortcut Other files
MAG Access Diagram Shortcut File Other files
MAILPLANELICENSE Mailplane License File Other files
MAILTOLOC Mail Internet Location File Other files
MANIFEST Steam Manifest File Other files
MAP TECkit Mapping File Other files
MAR Mozilla Archive Other files
MAT Microsoft Access Table Shortcut File Other files
MAU Media Attachment Unit Other files
MB Kodak EasyShare Data File Other files
MBB Kodak EasyShare Data File Other files
MBS Opera Mailbox File Other files
MC2 MasterCook 5 Cookbook File Other files
MCF MasterCook 2 Cookbook File Other files
MCFI Maya Initial Fluid Cache File Other files
MCFP Maya Fluid Cache Playback File Other files
MCI Media Control Interface File Other files
MCO Live Messenger Winks File Other files
MD0 Adobe Photoshop Metadata Cache File Other files
MD5 MD5 Checksum File Other files
MDF Translation Memory Data Find File Other files
MDL Flight Simulator Airplane Model Other files
MDW Access Workgroup File Other files
ME Temporary Delete Me File Other files
MERLINLICENSE Merlin License File Other files
MFIL Blizzard Software Update File Other files
MGDATABASE MacGourmet Deluxe Database File Other files
MGO MacGourmet Recipe File Other files
MGT Musicnotes Guitar Guru Song File Other files
MIF Management Information Format Other files
MJBOOKTEMPLATE MacJournal Book Template Other files
MJDOC MacJournal Document Other files
MLPKGINSTALL Support Package Installer File Other files
MLS CrystalPlayer Playlist Other files
MMO Memory Map Overlay File Other files
MNL AutoCAD Menu LISP File Other files
MNX FoxPro Menu Other files
MOBILEPROVISION Xcode Mobile Provisioning Profile Other files
MONTAGE Montage Screenplay File Other files
MPCPL Media Player Classic Playlist Other files
MRK DPOF Auto Print Order File Other files
MS-TNEF MS Transport Neutral Encapsulation Format Other files
MSF Mail Summary File Other files
MSI Windows Installer Package Other files
MSO Microsoft Office Macro Reference File Other files
MSO Inline E-mail Attachment Other files
MSRCINCIDENT Windows Remote Assistance Invitation File Other files
MSU Windows Vista Update Package Other files
MTA Samsung AllShare Metadata File Other files