| Game Name | System |
|---|
| ABC 800 C/HR | MAME |
| ABC 800 M/HR | MAME |
| ABC 802 | MAME |
| ABC 806 | MAME |
| ACI Destiny Prodigy | MAME |
| AI-1000 | MAME |
| AIM 65 | MAME |
| AIM-65/40 | MAME |
| AM 64 | MAME |
| APB - All Points Bulletin (French) | MAME |
| APB - All Points Bulletin (German) | MAME |
| APB - All Points Bulletin (rev 1) | MAME |
| APB - All Points Bulletin (rev 2) | MAME |
| APB - All Points Bulletin (rev 3) | MAME |
| APB - All Points Bulletin (rev 4) | MAME |
| APB - All Points Bulletin (rev 5) | MAME |
| APB - All Points Bulletin (rev 6) | MAME |
| APB - All Points Bulletin (rev 7) | MAME |
| APC | MAME |
| APF Imagination Machine | MAME |
| APF M-1000 | MAME |
| ARM Evaluation System | MAME |
| ASO - Armored Scrum Object | MAME |
| ASR-10 | MAME |
| ASR-X | MAME |
| ATM | MAME |
| ATM-turbo2 | MAME |
| ATV Track (set 1) | MAME |
| ATV Track (set 2) | MAME |
| AV Hanafuda Hana no Ageman (Japan 900716) | MAME |
| AV Hanafuda Hana no Christmas Eve (Japan 901204) | MAME |
| AV2Mahjong No.1 Bay Bridge no Seijo (Japan) | MAME |
| AV2Mahjong No.2 Rouge no Kaori (Japan) | MAME |
| AX-150 (Arabic) (MSX1) | MAME |
| AX-170 (Arabic) (MSX1) | MAME |
| AX-20 | MAME |
| AX-350 (Arabic) (MSX2) | MAME |
| AX-370 (Arabic) (MSX2) | MAME |
| AX80 | MAME |
| Aaargh (Arcadia) | MAME |
| Aamber Pegasus | MAME |
| Aamber Pegasus with RAM expansion unit | MAME |
| Aaron Spelling (1.01) | MAME |
| Abacus (Ver 1.0) | MAME |
| Abracadabra (Bwb) (MPU4) (set 1) | MAME |
| Abracadabra (Bwb) (MPU4) (set 2) | MAME |
| Abracadabra (Bwb) (MPU4) (set 3) | MAME |
| Abracadabra (Bwb) (MPU4) (set 4) | MAME |
| Abracadabra (Qps) (Scorpion 4) (set 1, 041) | MAME |
| Abracadabra (Qps) (Scorpion 4) (set 2, 041) | MAME |
| Abracadabra (Qps) (Scorpion 4) (set 3, 044) | MAME |
| Abracadabra (Qps) (Scorpion 4) (set 4, 044) | MAME |
| Abracadabra (Qps) (Scorpion 4) (set 5, 014) | MAME |
| Abracadabra (Qps) (Scorpion 4) (set 6, 014) | MAME |
| Abscam | MAME |
| Abunai Houkago - Mou Matenai (Japan 890325) | MAME |
| Acclaim PSX | MAME |
| Ace | MAME |
| Ace Attacker (FD1094 317-0059) | MAME |
| Ace Attacker (Japan, System 16A, FD1094 317-0060) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 1) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 10) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 11) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 12) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 13) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 14) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 15) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 16) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 17) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 18) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 19) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 2) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 20) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 21) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 22) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 3) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 4) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 5) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 6) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 7) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 8) | MAME |
| Ace Chase (Barcrest) (MPU4) (set 9) | MAME |
| Ace Chase (Bwb) (MPU3) | MAME |
| Ace Driver: Racing Evolution (Rev. AD2) | MAME |
| Ace Driver: Victory Lap (Rev. ADV2) | MAME |
| Ace Of Clubs (Crystal) (IMPACT, set 1) | MAME |
| Ace Of Clubs (Crystal) (IMPACT, set 2) | MAME |
| Ace Of Clubs (Empire) (MPU5, set 1) | MAME |
| Ace Of Clubs (Empire) (MPU5, set 2) | MAME |
| Ace Of Clubs (Empire) (MPU5, set 3) | MAME |
| Aceex 2814 | MAME |
| Aces High (Ace) (IMPACT) | MAME |
| Aces High (Mazooma) (Scorpion 4) (set 1) | MAME |
| Aces High (Mazooma) (Scorpion 4) (set 2) | MAME |
| Aces High (Mazooma) (Scorpion 4) (set 3) | MAME |
| Aces High (Mazooma) (Scorpion 4) (set 4) | MAME |
| Acorn A3010 | MAME |
| Acorn A3020 | MAME |
| Acorn A4 | MAME |
| Acorn A4000 | MAME |
