| Mace Invaders | Brp13 | |
| 109 |
| MaFourX, The | Adam Avramov | |
| 79 |
| Magic Ripple | David E. Li | | No reviews. | 120 |
| Magic Ripple Remix Demo | djtiesto ◪ | 2001-07-07 | No reviews. | 101 |
| MAGIC*GUNNER Moestar-chan | Dr Lancer-X ◪ | 2021-03-31 | No reviews. | 107 |
| Magician's Adventure | Baby Bonnie Hood ◪ | |
| 167 |
| Magik: The Legend | gokachu ◪ | |
| 87 |
| Magix Quest Demo | Lc3 ◪ | |
| 106 |
| Malardy (ver. 1.2) | NoahSoft ◪ | 2011-12-10 |
| 519 |
| Mana Lust | David Springer / John Cannon | |
| 17 |
| Mandaris' Quest | Conquest Software | |
| 97 |
| MarioMZX Demo | SmartRutter ◪ | 2006-07-06 |
| 120 |
| Mass Effect 3 - Alternate Ending | Tixus ◪ | 2012-06-27 |
| 92 |
| Master Computer | Raistlin19 ◪ | |
| 84 |
| Master of Malice | Nytar ◪ | 2002-09-15 |
| 124 |
| Master of Riddles, The | MicMotorhead ◪ | 2014-11-03 | No reviews. | 114 |
| Math: The Roguelike (ver. StairFix) | KKairos ◪ | 2009-11-16 |
| 561 |
| Mathemagics | inmate2993 ◪ | 2001-08-20 |
| 127 |
| Matrix | ???? | |
| 86 |
| Maverick X | Xwing1056 ◪ | |
| 97 |
| Maze Madness | Bill Casarin | |
| 88 |
| Mecha Man Z | ZZTech | 1998-08-01 |
| 105 |
| MechZone (ver. Turbo) | Kosherpig | 1996-12-30 |
| 172 |
| MechZone Turbo' | Maxim ◪ | 2023-03-04 | No reviews. | 56 |
| Mega Blast | Spectere ◪ | |
| 92 |
| MegaMan MZX Demo | Nedemai ◪ | 2005-05-27 |
| 117 |
| MegaMan: Gears | Atmo ◪ | |
| 128 |
| MegaTsu #1 | djtiesto ◪ | 1998-06-19 |
| 116 |
| MegaZeux 3.0 Tragedy Chapter 1 | Patrick Santos | |
| 115 |
| MegaZeux 3.0 Tragedy Chapter 2 (ver. 1.03) | Patrick Santos | 1999-12-11 |
| 115 |
| MegaZeux 3.0 Tragedy Chapter 3 Demo | FR Captain | |
| 93 |
| MegaZeux CHIP-8 Emulator | Mr_Alert ◪ | 2005-11-24 | No reviews. | 118 |
| MegaZeux Deathmatch | ChargingMoose ◪ | | No reviews. | 116 |
| MegaZeux Magazine #3 | djtiesto ◪ | 1996-08-18 |
| 111 |
| MegaZeux Pinball Test | Yellofish Software | |
| 93 |
| MegaZeux RPG Arena (ver. 4.5) | Baby Bonnie Hood ◪ | 2013-08-13 | No reviews. | 258 |
| MegaZeux Superstar | Veloso ◪ | |
| 146 |
| MegaZeux Superstar II | Veloso ◪ | 2005-12-01 |
| 126 |
| MegaZeux Tutorial (ver. 2.02) | tromdage ◪ | 1994-12-04 | No reviews. | 459 |
| MegaZoid | Gamaiel Zavala | |
| 133 |
| Merlin Demo | fejjy ◪ | 1998-07-24 |
| 101 |
| Mess, The | Sai'ke ◪ | | No reviews. | 98 |
| Metropolis | ZzCrook ◪ | | No reviews. | 103 |
| Metropolis 2 | ZzCrook ◪ | 2004-01-09 |
| 111 |
| Microwaver, The | Prancer ◪ | 2019-05-07 |
| 125 |
| Mind Works Mag #6 | fejjy ◪ | | No reviews. | 95 |
| Mines of Colloch, The | SpellWeavre ◪ | |
| 91 |
| MiniDarkness | Dchewer ◪ | 1998-11-23 |
| 240 |
| Mobsters | The Mantis | 1998-10-19 | No reviews. | 114 |
| Momentus | Vortex | |
| 86 |
