| Game Name | System |
|---|
| After Shock (Lazer-tron, set 1) | MAME |
| After Shock (Lazer-tron, set 2) | MAME |
| Aftershock (Barcrest - Red Gaming) (MPU5, v1.2) | MAME |
| Aftershock (Barcrest - Red Gaming) (MPU5, v1.3) | MAME |
| Against All Odds (Eurotek) (MPU4) | MAME |
| Agat-7 | MAME |
| Agat-9 | MAME |
| Age Of Heroes - Silkroad 2 (v0.63 - 2001/02/07) | MAME |
| Agent Super Bond (Super Cobra conversion) | MAME |
| Agent X (prototype, rev 1) | MAME |
| Agent X (prototype, rev 2) | MAME |
| Agent X (prototype, rev 3) | MAME |
| Agent X (prototype, rev 4) | MAME |
| Agents 777 | MAME |
| Aggressors of Dark Kombat / Tsuukai GANGAN Koushinkyoku (ADM-008 ~ ADH-008) | MAME |
| Agress - Missile Daisenryaku (English bootleg) | MAME |
| Agress - Missile Daisenryaku (Japan) | MAME |
| Ah Eikou no Koshien (Japan) | MAME |
| Air Assault (World) | MAME |
| Air Attack (set 1) | MAME |
| Air Attack (set 2) | MAME |
| Air Buster: Trouble Specialty Raid Unit (Japan) | MAME |
| Air Buster: Trouble Specialty Raid Unit (World) | MAME |
| Air Buster: Trouble Specialty Raid Unit (bootleg) | MAME |
| Air Combat (Japan) | MAME |
| Air Combat (US) | MAME |
| Air Combat 22 (Rev. ACS1 Ver.B, Japan) | MAME |
| Air Duel (Japan, M72) | MAME |
| Air Duel (World, M82-A-A + M82-B-A) | MAME |
| Air Gallet (Europe) | MAME |
| Air Gallet (Hong Kong) | MAME |
| Air Gallet (Korea) | MAME |
| Air Gallet (Taiwan) | MAME |
| Air Gallet (USA) | MAME |
| Air Gallet (older, Europe) | MAME |
| Air Gallet (older, Hong Kong) | MAME |
| Air Gallet (older, Korea) | MAME |
| Air Gallet (older, Taiwan) | MAME |
| Air Gallet (older, USA) | MAME |
| Air Inferno (Japan) | MAME |
| Air Inferno (US) | MAME |
| Air Race (prototype) | MAME |
| Air Raid (Single PCB) | MAME |
| Air Rescue (Japan) | MAME |
| Air Rescue (US) | MAME |
| Air Trix (Rev A) | MAME |
| Air Trix (original) | MAME |
| Airborne | MAME |
| Airborne (Redemption) | MAME |
| Airborne Avenger | MAME |
| Airline Pilots (Rev A) | MAME |
| Airline Pilots (deluxe) (Rev B) | MAME |
| Airwolf | MAME |
| Airwolf (US) | MAME |
| Ajax | MAME |
| Ajax (Japan) | MAME |
| Akatsuki Blitzkampf Ausf. Achse (Japan) | MAME |
| Akkanbeder (Ver 2.5J 1995/06/14) | MAME |
| Akuma-Jou Dracula (Japan version N) | MAME |
| Akuma-Jou Dracula (Japan version P) | MAME |
| Akuu Gallet (Japan) | MAME |
| Akuu Gallet (older, Japan) | MAME |
| Al Capone | MAME |
| Al's Garage Band Goes On A World Tour | MAME |
| Al's Garage Band Goes On A World Tour (R02b) | MAME |
| Al's Garage Band Goes On A World Tour (R06a) | MAME |
| Aladdin (Scorpion 5) | MAME |
| Aladdin (bootleg of Japanese Megadrive version) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 1) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 10) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 2) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 3) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 4) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 5) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 6) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 7) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 8) | MAME |
| Aladdin's Cave (Crystal) (MPU4) (set 9) | MAME |
| Aladdin's Cave (Maygay M2) | MAME |
| Aladdin's Cave (Mazooma) (Scorpion 4) (set 1) | MAME |
| Aladdin's Cave (Mazooma) (Scorpion 4) (set 2) | MAME |
| Aladdin's Cave (PCP) | MAME |
| Albatross (US Prototype?) | MAME |
| Albert Square (Maygay) v1.1 (M1A/B) | MAME |
| Albert Square (Maygay) v1.1 (Protocol) (M1A/B) | MAME |
| Albert Square (Maygay) v2.2 (M1A/B) | MAME |
| Albert Square (Maygay) v3.0 (M1A/B) | MAME |
| Albert Square (Maygay) v4.1 (M1A/B) | MAME |
| Albert Square (Maygay) v4.1 (Protocol) (M1A/B) | MAME |
| Alchemist (01J02046, Venezuela) | MAME |
| Alchemy (1J009611, NSW/ACT) | MAME |
| Alcon (US) | MAME |
| Aleck64 PIF BIOS | MAME |
| Alesis QS7 musical keyboard | MAME |
| Aleste 520EX | MAME |
| Alex Kidd: The Lost Stars (set 1, FD1089A 317-0021) | MAME |
| Alex Kidd: The Lost Stars (set 2, unprotected) | MAME |
| Algar (L-1) | MAME |
| Ali | MAME |
| Ali Baba and 40 Thieves | MAME |
