| Snowman Smash | Triterra | |
| 78 |
| Shoot 'Em! | Tyler "Crackerjack" McDonald | |
| 93 |
| Shining Legend Demo | Waka | |
| 135 |
| Silence | weasel ◪ | 2005-09-08 |
| 86 |
| Silence: Revised Edition | weasel ◪ | 2007-01-15 | No reviews. | 77 |
| SimStapler | weasel ◪ | 2009-01-20 |
| 115 |
| Starfighters | Xzavier R | |
| 95 |
| Spirit Revenge (ver. 1.0.9703) | yenrab | 1997-03-23 |
| 424 |
| Sonic Jam (ver. 0.8) | Zdrmonster1 ◪ | 2021-11-30 |
| 155 |
| Swords Demo | zjm ◪ | 2008-06-02 |
| 66 |
| Stones and Roks (ver. 1.3) | zombieguy ◪ | 2003-11-01 | No reviews. | 98 |
| Stones and Roks II | zombieguy ◪ | 2003-05-03 |
| 101 |
| Silent Thunder Demo | Zoox 1 & 2 | |
| 106 |
| Super ASCII MZX Town! Part I (ver. 2.1) | zzo38 ◪ | | No reviews. | 167 |
| Savager Hunt | ZZTurbo | |
| 88 |
