| .MAP | id Software | GIS檔案 | Quake Engine Map File | Valve Hammer Editor | Valve |
| .MDC | IBM | GIS檔案 | Multi Dimension Cube File | Cognos software | IBM |
| .MID | Open Source | GIS檔案 | MIDI Audio File | Microsoft Windows Media Player | Microsoft Corporation |
| .MIF | Adobe Systems Incorporated | GIS檔案 | FrameMaker Interchange Format File | Adobe FrameMaker | Adobe Systems Incorporated |
| .MMM | Magix Software GmbH | GIS檔案 | Music Maker Arrangement File | MAGIX Music Maker | Magix Software GmbH |
| .MMZ | CREAF and UAB | GIS檔案 | MiraMon Compressed Map File | MiraMon | CREAF and UAB |
| .MPK | ESRI | GIS檔案 | ArcGIS Map Package | ESRI ArcGIS for Desktop | ESRI (Environmental Systems Research Institute) |
| .MPS | IBM | GIS檔案 | Mathematical Programming System File | Vim | Bram Moolenaar |
| .MRR | Pitney Bowes | GIS檔案 | MapInfo Map Data | MapInfo Professional | Pitney Bowes |
| .MSD | ESRI | GIS檔案 | Map Service Definition File | ESRI ArcGIS for Desktop | ESRI (Environmental Systems Research Institute) |
| .MTC | Make The Cut, LLC | GIS檔案 | Make The Cut! Project | Make the Cut! | Make The Cut, LLC |
| .MWM | Keen Software House | GIS檔案 | Space Engineers Model | Space Engineers | Keen Software House |
| .MXD | ESRI | GIS檔案 | ArcGIS Map Document | ESRI ArcGIS for Desktop | ESRI (Environmental Systems Research Institute) |
| .MXS | Next Limit Technologies | GIS檔案 | Maxwell Studio Scene File | Maxwell Render | Next Limit Technologies |
| .MXT | ESRI | GIS檔案 | ArcGIS Map Template | ESRI ArcGIS for Desktop | ESRI (Environmental Systems Research Institute) |
共1頁 
