| Extension | File Description |
| .MKE | Uncommon Files |
| .MKEXT | Uncommon Files |
| .MKF | Uncommon Files |
| .MKG | Uncommon Files |
| .MKH | Uncommon Files |
| .MKI | Uncommon Files |
| .MKJ | Uncommon Files |
| .MKK | Uncommon Files |
| .MKL | Uncommon Files |
| .MKM | Uncommon Files |
| .MKN | Uncommon Files |
| .MKO | Uncommon Files |
| .MKP | Uncommon Files |
| .MKQ | Uncommon Files |
| .MKR | Uncommon Files |
| .MKS | Uncommon Files |
| .MKT | Uncommon Files |
| .MKTS | Uncommon Files |
| .MKU | Uncommon Files |
| .MKW | Uncommon Files |
| .MKX | Uncommon Files |
| .MKY | Uncommon Files |
| .MKZ | Uncommon Files |
| .ML0 | Uncommon Files |
| .ML1 | Uncommon Files |
| .ML2 | Uncommon Files |
| .ML20 | Uncommon Files |
| .ML256 | Uncommon Files |
| .ML3 | Uncommon Files |
| .ML4 | Uncommon Files |
| .ML5 | Uncommon Files |
| .ML6 | Uncommon Files |
| .ML7 | Uncommon Files |
| .ML8 | Uncommon Files |
| .ML9 | Uncommon Files |
| .MLA | Uncommon Files |
| .MLD | Uncommon Files |
| .MLE | Uncommon Files |
| .MLF | Uncommon Files |
| .MLG | Uncommon Files |
| .MLH | Uncommon Files |
| .MLI | Uncommon Files |
| .MLINEFONT | Uncommon Files |
| .MLJ | Uncommon Files |
| .MLL | Uncommon Files |
| .MLM | Uncommon Files |
| .MLN | Uncommon Files |
| .MLNK | Uncommon Files |
| .MLO | Uncommon Files |
| .MLQ | Uncommon Files |
| .MLR | Uncommon Files |
| .MLT | Uncommon Files |
| .MLTV | Uncommon Files |
| .MLU | Uncommon Files |
| .MLV | Uncommon Files |
| .MLW | Uncommon Files |
| .MLX | Uncommon Files |
| .MLY | Uncommon Files |
| .MLYT | Uncommon Files |
| .MLZ | Uncommon Files |
| .ML_ | Uncommon Files |
| .MM0 | Uncommon Files |
| .MM1 | Uncommon Files |
| .MM2 | Uncommon Files |
| .MM3 | Uncommon Files |
| .MM4 | Uncommon Files |
| .MM5 | Uncommon Files |
| .MM6 | Uncommon Files |
| .MM7 | Uncommon Files |
| .MM8 | Uncommon Files |
| .MM9 | Uncommon Files |
| .MMB | Uncommon Files |
| .MMBK | Uncommon Files |
| .MMBM | Uncommon Files |
| .MMD | Uncommon Files |
| Extension | File Description |
| .MMG | Uncommon Files |
| .MMH | Uncommon Files |
| .MMI | Uncommon Files |
| .MMJ | Uncommon Files |
| .MMJB_MIME | Uncommon Files |
| .MMK | Uncommon Files |
| .MMLD | Uncommon Files |
| .MMN | Uncommon Files |
| .MMOD | Uncommon Files |
| .MMPBT | Uncommon Files |
| .MMPT | Uncommon Files |
| .MMQ | Uncommon Files |
| .MMR | Uncommon Files |
| .MMS | Uncommon Files |
| .MMSCRIPT | Uncommon Files |
| .MMSW | Uncommon Files |
| .MMT | Uncommon Files |
| .MMU | Uncommon Files |
| .MMX | Uncommon Files |
| .MMY | Uncommon Files |
| .MMZ | Uncommon Files |
| .MN0 | Uncommon Files |
| .MN1 | Uncommon Files |
| .MN2 | Uncommon Files |
| .MN3 | Uncommon Files |
| .MN4 | Uncommon Files |
| .MN5 | Uncommon Files |
| .MN6 | Uncommon Files |
| .MN7 | Uncommon Files |
| .MN8 | Uncommon Files |
| .MN9 | Uncommon Files |
| .MNA | Uncommon Files |
| .MNB | Uncommon Files |
| .MND | Uncommon Files |
| .MNE | Uncommon Files |
| .MNF | Uncommon Files |
| .MNH | Uncommon Files |
| .MNI | Uncommon Files |
| .MNJ | Uncommon Files |
| .MNK | Uncommon Files |
| .MNM | Uncommon Files |
| .MNN | Uncommon Files |
| .MNP | Uncommon Files |
| .MNPF | Uncommon Files |
| .MNQ | Uncommon Files |
| .MNV | Uncommon Files |
| .MNW | Uncommon Files |
| .MNZ | Uncommon Files |
| .MO0 | Uncommon Files |
| .MO1 | Uncommon Files |
| .MO2 | Uncommon Files |
| .MO4 | Uncommon Files |
| .MO5 | Uncommon Files |
| .MO6 | Uncommon Files |
| .MO7 | Uncommon Files |
| .MO8 | Uncommon Files |
| .MO9 | Uncommon Files |
| .MOA | Uncommon Files |
| .MOBAPP | Uncommon Files |
| .MOBDRV | Uncommon Files |
| .MOBSKIN | Uncommon Files |
| .MOC | Uncommon Files |
| .MOCHA | Uncommon Files |
| .MODEM | Uncommon Files |
| .MODEM1 | Uncommon Files |
| .MODEM2 | Uncommon Files |
| .MODEM3 | Uncommon Files |
| .MODEM4 | Uncommon Files |
| .MODEM5 | Uncommon Files |
| .MODEM6 | Uncommon Files |
| .MODEM7 | Uncommon Files |
| .MODEM8 | Uncommon Files |
| .MODEM9 | Uncommon Files |
| .MODERNTALK | Uncommon Files |
| .MODS | Uncommon Files |
