| Id | Name | Systems | Actions |
|---|---|---|---|
| 4056 | Action 52: Echo | Genesis | |
| 3661 | Action 52: Dam Busters | NES | |
| 4107 | Action 52: Critical Bypass | NES | |
| 3882 | Action 52: Bubblegum Rosie | NES | |
| 4119 | Action 52: Boss | NES | |
| 4063 | Action 52: Bombs Away | Genesis | |
| 4140 | Action 52: Atmos Quake | NES | |
| 4020 | Action 52: Armor Battle | Genesis | |
| 4018 | Action 52: Alien Attack | Genesis | |
| 4068 | Action 52: Alfredo and the Fettucinni's | NES | |
| 4052 | Acko's Mach-Bike Race | GBA | |
| 3679 | Achievement Unlocked | Flash | |
| 2420 | ABPA Backgammon | INTV | |
| 882 | Abadox: The Deadly Inner War | NES | |
| 918 | Aa Harimanada | Genesis | |
| 1715 | A-mazing Tater | GB | |
| 1183 | A Week of Garfield | NES | |
| 3672 | A Virtuous Run | Linux | |
| 3539 | A Simple Platformer Game | NES | |
| 3526 | A Q Lián Huán Pào | Genesis | |
| 3542 | A Nightmare on Elm Street: Son of a Hundred Maniacs | NES | |
| 101 | A Nightmare on Elm Street | NES | |
| 3426 | A Koopa's Revenge | Flash | |
| 3487 | A Dinosaur's Tale | Genesis | |
| 2491 | A Bug's Life | SNES |