| Abbreviation | Definition |
|---|---|
| MAK | Project makefile |
| MAM | Microsoft Access Macro shortcut |
| MAN | Formatted manual page |
| MAP | Color palette (colormap intensities and indices) |
| MAP | Format data (Micrografx Picture Publisher) |
| MAP | Geographical map (Atlas MapMaker) |
| MAP | Linker map file |
| MAP | Network map (AccView) |
| MAQ | Query shortcut (MS Access) |
| MAR | MicroSoft Access Report shortcut |
| MAR | VAX Macro Assembly program |
| MARM | Makefile for MARM platform (EPOC) |
| MAS | Smartmaster set (Freelance Graphics) |
| MAT | Matrix data file |
| MAT | MicroSoft Access Table shortcut |
| MAX | Max language source code file |
| MAX | Scene (3D Stdio Max) |
| MAZ | Data (dVS/dVISE) |
| MAZ | Game data (Hover maze) |
| MB | Mathematica Binary file |