| Map | Title | Author | Players | |
|---|---|---|---|---|
| DM-M-Temple-Of-The-Eve]i[ | DM-M-Temple-Of-The-Eve]i[ | 2-6 | ||
| DM-MagmaMountain | Magma Mountain | 4-6 | ||
| DM-Malevolence ver2 | Malevolence Egyptian style | 2-8 | ||
| DM-Malevolence(2003) | DM-Malevolence(2003) | 2-4 | ||
| DM-Malevolence-NSR1 | DM-Malevolence-Newskool | 2-6 | ||
| DM-Malevolence-X2K3 | MalevolenceX2K3 | 2-8 | ||
| DM-Malevolence2003 | Malevolence2003 | 2-3 | ||
| DM-Malevolence2k3 | DM-Malevolence2k3 | 2-4 | ||
| DM-Malevolence][ | DM-Malevolence][-K3 | 2-8 | ||
| DM-Malevolence][-K3 | DM-Malevolence][-K3 | 2-8 | ||
| DM-ManorFarm2k4 | Manor Farm 2k3 | 8 | ||
| DM-Map07-2003 | Map07 from Doom | Unknown | ||
| DM-marsbase3000 | Marsbase3000 | 12 | ||
| DM-MasterBathv2 | DM-GMCMasterBath | Unknown | ||
| DM-MasterCar | MasterCar | 16 | ||
| DM-MatrixLobby | The Matrix Lobby | 6 | ||
| DM-MatrixLobby_RELOADED | The Matrix LobbyRELOADED | 6 | ||
| DM-Maul-JR-Edition | Maul-JR-Edition | Unknown | ||
| DM-MayaCity | DM-MayaCity | 2 | ||
| DM-Mayan | DM-Mayan | 12 | ||
| DM-MCore | Reactor Core | 2-8 | ||
| DM-MeatLockerfix | DM-MeatLockerfix | Unknown | ||
| DM-MeatPit ][ | MeatPit ][ | 2-8 | ||
| DM-MeatPit][ | MeatPit ][ | 2-8 | ||
| dm-mechadragon | DM-MechaDragon | 5 | ||
| DM-MechaManHighSpec | Mech"a"Man | 8 | ||
| DM-Medieval | DM-Medieval | 16 | ||
| DM-MedievalMadness2003 | MedievalMadness2003 | 2-8 | ||
| DM-Meep! | Meep! | 2-3 | ||
| DM-Megadome | Megadome | Unknown | ||
| DM-Megatan | Megatan | 8 | ||
| DM-MiC-greenforest | green forest | 4-8 | ||
| DM-Micezors | Micezors | 8 | ||
| DM-Middle-0f-nowhere | Middle-of-nowhere | 2-14 | ||
| DM-MindGames | DM-MindGames | 4 | ||
| DM-Miner | Mining Vessel | 6-10 | ||
| DM-MiniOffice | Office Automation | 3-12 | ||
| DM-Minion | DM-Minion | 2-4 | ||
| DM-Mirkrall | DM-Mirkrall | 2 | ||
| DM-Mirosis | DM-Mirosis | 2-4 | ||
| DM-Misery | DM-Misery | 2-6 | ||
| DM-Mistressbeta4 | DM-Mistressbeta4 | Unknown | ||
| DM-MistyMountain][ | DM-MistyMountain | 4-16 | ||
| DM-MistyRockCanyon | Misty Rock Canyon | 12-14 | ||
| DM-Moai | Easter Island | 2-4 | ||
| DM-ModernHistory | Modern History | 4-8 | ||
| DM-ModernHistoryV2 | Modern History | 4-6 | ||
| DM-MonkeyTower | DM-MonkeyTower | 2-6 | ||
| DM-MonkeyTrainer | DM-MonkeyTrainer | 2-6 | ||
| DM-MonkeyTrainer[XMAS] | DM-MonkeyTrainer[Xmas] | 2-6 | ||
| DM-MoonTemple | MoonTemple | Unknown | ||
| DM-MoonValley | MoonValley | 4 | ||
| DM-Morbias-2003 | Morbias 2003 | 2-4 | ||
| DM-Morbias-2k3 | Morbias-2k3 | 2-6 | ||
| DM-Morbias2004 | Morbias 2004 | 2-6 | ||
| DM-Morbias3 | Morbias 3 | 4-8 | ||
| DM-Morbias[XYZ] | DM-Morbias[XYZ] | Unknown | ||
| DM-Morbias][_v2 | Morbias][ v2 | 12 | ||
| DM-MoRF-Amaze2003 | MoRF-Amaze2003 | 2-15 | ||
| DM-MorgueDD | DM-MorgueDD | Unknown | ||
| DM-Morpheus | DM-Morpheus | 3-8 | ||
| DM-Morpheus2k3 | Morpheus2k3 | 4-8 | ||
| DM-Morpheus5 | DM-Morpheus5 | Unknown | ||
| DM-Morpheus6 | DM-Morpheus6 | Unknown | ||
| DM-Morpheus][ | DM-Morpheus][ | Unknown | ||
| DM-MorpheusStation | Morpheus Station | 2-6 | ||
| DM-Mosaic | DM-Mosaic | Unknown | ||
| DM-MountainTownPT | DM-MountainTownPT | 8-16 | ||
| DM-Mourning | Mourning | 4-12 | ||
| DM-MouthGate | DM-MouthGate | 16 | ||
| DM-MouthGate_h | DM-MouthGate | 16 | ||
| DM-MouthGate_l | DM-MouthGate | 16 | ||
| DM-MP-FrostyX | Frosty | 4-6 | ||
| DM-MP-Harbinger | Harbinger | 3-6 | ||
| DM-MPC-FIRE-STATION | [MPC]FIRE_STATION | 24 | ||
| DM-MrNewsman | Mr. Newsman | 2-4 | ||
| DM-MRuin | Maze of Ruins | 16-32 | ||
| DM-MulmurHills | The Mulmur Pass | 12 | ||
| DM-MultitudeArena | DM-Multitude_Arena | Unknown | ||
| DM-Mundane | Mundane | 2-4 | ||
| DM-Murc | DM-Murc | 2-6 | ||
| DM-My House | My House | 4-8 | ||
| DM-MyHouse2k3-Extended | My House 2k3 Extended Version | 12-18 | ||
| DM-myLevel | The Egypt Cube | and so | ||
| DM-MysticWood | The Mystic Wood | Unknown | ||
| DM-{MA}BURST | {MA}BURST | 4-12 | ||
| DM-{MA}SQUELCH | DM-{MA}SQUELCH | 16 |