| .mm8 |
Might and Magic 8 Saved Game |
| .mato |
Atomic Combat Saved Game |
| .manm |
Vietcong Game Data File |
| .mclevel |
Minecraft Map File |
| .maz |
Hover! Maze File |
| .mdl0 |
Wii Model File |
| .msbt |
Nintendo Wii Galaxy Dialogue File |
| .nes |
Nintendo (NES) ROM File |
| .n64 |
Nintendo 64 Emulator ROM File |
| .nds |
Nintendo DS Game ROM |
| .nfo |
System Information File |
| .n3pmesh |
Knight Online 3D Mesh File |
| .nltrack |
NoLimits Roller Coaster Track File |
| .ncf |
No Cache File |
| .ngage |
N-Gage Game File |
| .nsbmd |
Nintendo DS Model File |
| .nsbtx |
Nintendo DS Model Texture File |
| .nsbca |
Nintendo DS Model Animation File |
| .ntrk |
Pacific FIghters Online Track File |
| .narc |
Nintendo DS Archive File |
| .nkm |
Kontakt Multi Instrument File |
| .ngp |
NeoGeo Pocket ROM |
| .ngc |
Xilinx Generated Netlist File |
| .nl2script |
NoLimits 2 Script File |