The X
extension name file type Classification
M2 World or Warcraft Model Object game files
MAD Electronic Arts Madcow Movie File game files
MAE My Avatar Editor Character File game files
MAHJONGTITANSSAVE-MS Mahjong Titans Saved Game game files
MANM Vietcong Game Data File game files
MAP Quake Engine Map File game files
MAP Halo Map File game files
MAP Fallout Map File game files
MAP Furcadia Dream File game files
MAP Leges Motus Map File game files
MAP Super Mario War Map File game files
MAP Terraria Map File game files
MAP16 Map16 Tile File game files
MAPLET Maplet World File game files
MAS rFactor Track File game files
MASSEFFECTPRO Mass Effect Player Profile game files
MASSEFFECTSAVE Mass Effect Saved Game game files
MATO Atomic Combat Saved Game game files
MAX Action Replay Max Save File game files
MAZ Hover! Maze File game files
MCA Minecraft "Anvil" Map File game files
MCADDON Minecraft Pack Addon File game files
MCAPM Minecraft Anvil PocketMine Data File game files
MCFUNCTION Minecraft Commands Function File game files
MCGAME Minecraft Game Backup File game files
MCLEVEL Minecraft Map File game files
MCMETA Minecraft Animation File game files
MCPACK Minecraft Resource Pack File game files
MCR Minecraft Region File game files
MCR ePSXe Memory Card File game files
MCSERVER Minecraft Server File game files
MCTEMPLATE Minecraft World Template game files
MCWORLD Minecraft World Backup File game files
MD SEGA Mega Drive ROM game files
MD Sharkport Saved Game File game files
MD2 Quake 2 Player Model game files
MD3 Quake 3 3D Model game files
MDDBS Manic Digger Database game files
MDL Half-Life Model File game files
MDL Luigi's Mansion 3D Model File game files
MDL0 Wii Model File game files
MDM Mario Dash Map File game files
ME2MOD Mass Effect 2 Modification File game files
MEM Virtual Game Station Memory File game files
MENU Quake 3 Engine Menu File game files
META Exient Metadata File game files
MF Panda Multifile game files
MGL Age of Empires 2 Replay File game files
MGW Mr. Game And Watch ROM File game files
MGX Rise of Nations Saved Game game files