| Game Name | System |
|---|
| Alice | MAME |
| Alice 32 | MAME |
| Alice 90 | MAME |
| Alien Arena | MAME |
| Alien Arena (Stargate upgrade) | MAME |
| Alien Attack | MAME |
| Alien Challenge (China) | MAME |
| Alien Challenge (World) | MAME |
| Alien Chase | MAME |
| Alien Command | MAME |
| Alien Crush | MAME |
| Alien Front (Rev A) | MAME |
| Alien Front (Rev T) | MAME |
| Alien Invaders | MAME |
| Alien Invasion | MAME |
| Alien Invasion Part II | MAME |
| Alien Poker (L-2) | MAME |
| Alien Poker (L-6 French speech) | MAME |
| Alien Poker (L-6) | MAME |
| Alien Sector | MAME |
| Alien Star | MAME |
| Alien Storm (Japan, 2 Players) (FD1094 317-0146) | MAME |
| Alien Storm (Japan, 2 Players) (bootleg of FD1094 317-0146 set) | MAME |
| Alien Storm (Mega-Tech) | MAME |
| Alien Storm (US, 3 Players) (FD1094 317-0147) | MAME |
| Alien Storm (US, 3 Players) (bootleg of FD1094 317-0147 set) | MAME |
| Alien Storm (World, 2 Players) (FD1094 317-0154) | MAME |
| Alien Storm (World, 3 Players) (FD1094 317-0148) | MAME |
| Alien Storm (World, 3 Players) (bootleg of FD1094 317-0148 set) | MAME |
| Alien Storm (bootleg, set 1) | MAME |
| Alien Storm (bootleg, set 2) | MAME |
| Alien Syndrome (Mega-Tech, SMS based) | MAME |
| Alien Syndrome (set 1, Japan, old, System 16A, FD1089A 317-0033) | MAME |
| Alien Syndrome (set 2, System 16A, FD1089A 317-0033) | MAME |
| Alien Syndrome (set 3, System 16B, FD1089A 317-0033) | MAME |
| Alien Syndrome (set 4, System 16B, unprotected) | MAME |
| Alien Syndrome (set 5, System 16A, FD1089B 317-0037) | MAME |
| Alien Syndrome (set 6, Japan, new, System 16B, FD1089A 317-0033) | MAME |
| Alien Syndrome (set 7, System 16B, MC-8123B 317-00xx) | MAME |
| Alien vs. Predator (Asia 940520) | MAME |
| Alien vs. Predator (Euro 940520 Phoenix Edition) (bootleg) | MAME |
| Alien vs. Predator (Euro 940520) | MAME |
| Alien vs. Predator (Hispanic 940520) | MAME |
| Alien vs. Predator (Japan 940520) | MAME |
| Alien vs. Predator (USA 940520) | MAME |
| Alien3: The Gun (US) | MAME |
| Alien3: The Gun (World) | MAME |
| Alien: The Arcade Medal Edition | MAME |
| Aliens (Asia) | MAME |
| Aliens (Japan set 1) | MAME |
| Aliens (Japan set 2) | MAME |
| Aliens (US) | MAME |
| Aliens (World set 1) | MAME |
| Aliens (World set 2) | MAME |
| Aliens (World set 3) | MAME |
| AlizBaz (Qps) (German) (MPU4) | MAME |
| All 4 One (Lowen) (MPU5) | MAME |
| All 4 One (Vivid) (MPU5, set 1) | MAME |
| All 4 One (Vivid) (MPU5, set 10) | MAME |
| All 4 One (Vivid) (MPU5, set 11) | MAME |
| All 4 One (Vivid) (MPU5, set 12) | MAME |
| All 4 One (Vivid) (MPU5, set 13) | MAME |
| All 4 One (Vivid) (MPU5, set 14) | MAME |
| All 4 One (Vivid) (MPU5, set 2) | MAME |
| All 4 One (Vivid) (MPU5, set 3) | MAME |
| All 4 One (Vivid) (MPU5, set 4) | MAME |
| All 4 One (Vivid) (MPU5, set 5) | MAME |
| All 4 One (Vivid) (MPU5, set 6) | MAME |
| All 4 One (Vivid) (MPU5, set 7) | MAME |
| All 4 One (Vivid) (MPU5, set 8) | MAME |
| All 4 One (Vivid) (MPU5, set 9) | MAME |
| All American Football (rev B) | MAME |
| All American Football (rev C) | MAME |
| All American Football (rev D, 2 Players) | MAME |
| All American Football (rev E) | MAME |
| All Cash Advance (Barcrest) (MPU4) (C2B 6.0) | MAME |
| All Fired Up (Barcrest) (MPU5) | MAME |
| All In A Days Work (Global) (set 1) | MAME |
| All In A Days Work (Global) (set 2) | MAME |
| All the King's Gold (0152152, US) | MAME |
| Alley Cat (Maygay) (M1A/B) | MAME |
| Alley Cats (Shuffle) (L-7) | MAME |
| Alley Master | MAME |
| Allied System | MAME |
| Alligator Hunt | MAME |
| Alligator Hunt (unprotected) | MAME |
| Almond Pinky [BET] (Japan) | MAME |
| Along The Prom (Bellfruit) (Scorpion 2/3) | MAME |
| Alpha Fighter / Head On | MAME |
| Alpha Mission | MAME |
| Alpha Mission II / ASO II - Last Guardian (NGM-007 ~ NGH-007) | MAME |
| Alpha Mission II / ASO II - Last Guardian (prototype) | MAME |
| Alpha One (Vision Electronics) | MAME |
| Alpha One (prototype, 3 lives) | MAME |
| Alpha One (prototype, 5 lives) | MAME |
| AlphaSmart 2000 | MAME |
| AlphaSmart Pro | MAME |
| Alphabet (Barcrest) [A4B 1.0] (MPU4) | MAME |
| Alphatronic PC | MAME |
| Alpine Racer (Rev. AR2 Ver.C) | MAME |
