| Monochrome Horror | Air Bolt | 1999-05-27 | No reviews. | 86 |
| Monster Town | Bugspray | 1998-04-11 |
| 81 |
| Moogle World 1-3 | Hunter9656 | 1996-07-14 |
| 106 |
| Morning Star (ver. 1.1) | NoahSoft ◪ | 2008-01-06 |
| 598 |
| Morphic Fighting | Hunter9656 | 1996-05-12 |
| 81 |
| Most Meaningless Game in the World 5, The | JDewbre | 1996-10-14 | No reviews. | 114 |
| Most Meaningless Game in the World 6, The (ver. Fixed) | JDewbre | 1997-03-02 |
| 265 |
| Mostly Morphine Powder Strangers | Baby Bonnie Hood ◪ | 2012-04-27 |
| 137 |
| Motorbike Racing! | ???? | 2001-10-19 |
| 78 |
| Mr. Big Hat's Fantastic Day at the Beach | cornsalt ◪ | 2001-12-02 |
| 75 |
| Muffin's Squeak Squad | CHAOS 256 Colors | 2018-08-01 |
| 52 |
| Musings (ver. 1.1337) | asgromo / NoahSoft / Kom | 2008-06-23 | No reviews. | 106 |
| Mutagenesis | Phantom Lazer ◪ | 2000-09-20 |
| 69 |
| Mutant Warzone (ver. Beta 3) | Robot ◪ | 2011-02-10 |
| 70 |
| My Life as a Mad Scientist | Aussie Evil ◪ | 2003-09-20 | No reviews. | 83 |
| Mystic Ruby | Evan Wolbach | 1998-09-27 |
| 83 |
| Mystical Magical Bean Isle, The (ver. 1.03) | Andrew Lusk | 1997-02-16 | No reviews. | 59 |
| Mystical Winds Tetris | Nanobot ◪ | 2001-12-11 |
| 101 |
| Mystik | Castlevania ◪ | 2000-04-17 |
| 85 |
| MZine Issues #1-#5 | Sai'ke ◪ | 2000-09-15 | No reviews. | 83 |
| MZX Adventure RPG | ThDPro ◪ | 2012-12-10 |
| 214 |
| MZX Combat Trainer | Arctic Fusion | 2000-01-14 |
| 299 |
| MZX Deathmatch | GetDizzy ◪ | 2016-08-16 | No reviews. | 74 |
| MZX Fighter | Eddy O'Malley | 1997-08-31 |
| 87 |
| MZX Internet (ver. 1.5) | ZzCrook ◪ | 1999-06-07 |
| 96 |
| MZX Maze Land | CountRedBeard ◪ | 2007-12-29 |
| 90 |
| MZX Miner (ver. 1.4) | Kom ◪ | 2007-06-21 |
| 98 |
| MZX Paint | ZZTRaider / Frozen41 / Person32 | 1998-12-28 |
| 87 |
| MZX Quiz Show | weasel ◪ | 2001-05-06 |
| 87 |
| MZX Racing | Nedemai ◪ | 2005-03-15 |
| 125 |
| MZX RPG | Maxim ◪ | 2000-11-14 |
| 87 |
| MZX Su Doku | FuriKuri ◪ | 2005-12-22 | No reviews. | 78 |
| MZX Target Practice (ver. Complete) | -MegaZzZeux- ◪ | 2002-07-11 |
| 108 |
| MZX Tetris | asterick ◪ | 2000-12-18 |
| 248 |
| MZX World (demo) | T-Bone ◪ | 2013-12-12 | No reviews. | 53 |
| MZXPeople | hayashi ◪ | 2007-02-09 |
| 68 |
