| .mk |
Makefile |
| .mnc |
AutoCAD Compiled Menu File |
| .myd |
MySQL Database Data File |
| .mxml |
Flex MXML Component |
| .mmm |
Music Maker Arrangement File |
| .mdm |
HLM Multivariate Data Matrix File |
| .mml |
FrameMaker Maker Markup Language File |
| .mof |
Managed Object Format File |
| .mpl |
AVCHD Playlist File |
| .mnu |
AutoCAD Interface Layout File |
| .mns |
AutoCAD Interface Settings File |
| .mnl |
AutoCAD Menu LISP File |
| .menu |
Quake 3 Engine Menu File |
| .mv |
MivaScript File |
| .ml |
ML Source Code File |
| .md5mesh |
id Tech 4 3D Mesh File |
| .md5anim |
id Tech 4 Model Animation File |
| .md5camera |
id Tech 4 Model Camera File |
| .mtl |
OBJ Material File |
| .mp11 |
Multisim 11 Project File |
| .maf |
Mutation Annotation Format File |
| .mot |
LightWave Motion File |
| .mup |
Music Publisher Score |
| .meg |
MEGA Data File |