| mp41 | Microsoft MPEG-4 v1 Video |
| mp4v | Mpeg-4 Video Container |
| mpb | TruVideo Video-only Stream |
| mpe | Mpeg Video |
| mpeg | Mpeg Video |
| mpeg-4 | Mpeg-4 Video Container |
| mpeg1 | Mpeg Video |
| mpeg2 | Mpeg Video |
| mpeg4 | Mpeg-4 Video Container |
| mpg | Mpeg Video |
| mpg2 | Mpeg Video |
| mpg4 | Mpeg-4 Video Container |
| mpng | Motion PNG Animation |
| mpsub | MPlayer Subtitles File |
| mpv | Mpeg Video |
| mpv2 | Mpeg Video |
| mpv4 | Mpeg-4 Video Container |
| mqv | Sony Clie Video |
| ms-asf | Advanced Systems Format Media |
| ms-wmv | Windows Media Video |
| msnwctcp | MSN TCP Webcam Stream |
| mtv | AMV Encoded Video |
| mv4 | Mpeg-4 Video Container |
| mve | Interplay Video |
| mvv | AVS Media Player MPEG Video |
| mvw | m-View Video Stream |
| mxf | Material eXchange Format |
| mxv | MAGIX Movie Edit Pro Video |
| mys | Security Camera Video |
| mzv | Viewpoint Media Player ZoomView File |
| n3r | Panasonic Security Camera Recorded Video |
| nfv | Netflix Downloaded Video |
| nim | Nokia Interleaved Multimedia File |
| nmv | Nintendulator Movie Capture |
| npv | Nexilogic Pixbend Video File |