| 200? | | Abscam | GL (US Billiards License) | 1981 |
| Abunai Houkago - Mou Matenai (Japan 890325) | GREEN SOFT | 1989 |
| Acclaim PSX | Acclaim | 1995 |
| Ace | Allied Leisure | 1976 |
| Ace Attacker (FD1094 317-0059) | Sega | 1988 |
| Ace Attacker (Japan, System 16A, FD1094 317-0060) | Sega | 1988 |
| Ace Driver (Rev. AD2, World) | Namco | 1994 |
| Ace Driver: Victory Lap (Rev. ADV2, World) | Namco | 1996 |
| Acrobat Mission | UPL (Taito license) | 1991 |
| Acrobatic Dog-Fight | Technos Japan | 1984 |
| Act Raiser (Nintendo Super System) | Enix | 1992 |
| Act-Fancer Cybernetick Hyper Weapon (Japan revision 1) | Data East Corporation | 1989 |
| Act-Fancer Cybernetick Hyper Weapon (World revision 1) | Data East Corporation | 1989 |
| Act-Fancer Cybernetick Hyper Weapon (World revision 2) | Data East Corporation | 1989 |
| Action 2000 (Version 1.2) | Amcoe | 1999 |
| Action 2000 (Version 3.10XT) | Amcoe | 1999 |
| Action 2000 (Version 3.3) | Amcoe | 1999 |
| Action 2000 (Version 3.30XT Dual) | Amcoe | 1999 |
| Action 2000 (Version 3.30XT, set 1) | Amcoe | 1999 |
| Action 2000 (Version 3.30XT, set 2) | Amcoe | 1999 |
| Action 2000 (Version 3.5E Dual) | Amcoe | 1999 |
| Action 2000 (Version 3.5R Dual) | Amcoe | 1999 |
| Action 2000 (Version 3.5R, set 1) | Amcoe | 1999 |
| Action 2000 (Version 3.5R, set 2) | Amcoe | 1999 |
| Action Fighter (FD1089A 317-0018) | Sega | 1986 |
| Action Hollywood | TCH | 1995 |
| Adders and Ladders (v2.0) | Barcrest | 1989 |
| Adonis (A - 25-05-98, NSW/ACT) | Aristocrat | 1998 |
| Adventure Quiz 2 Hatena Hatena no Dai-Bouken (Japan 900228) | Capcom | 1990 |
| Adventure Quiz Capcom World 2 (Japan 920611) | Capcom | 1992 |
| Aero Fighters | Video System Co. | 1992 |
| Aero Fighters (bootleg set 1) | bootleg | 1992 |
| Aero Fighters (bootleg set 2) | bootleg | 1992 |
| Aero Fighters (Turbo Force hardware set 1) | Video System Co. | 1992 |
| Aero Fighters (Turbo Force hardware set 2) | Video System Co. | 1992 |
| Aero Fighters 2 / Sonic Wings 2 | Video System Co. | 1994 |
| Aero Fighters 3 / Sonic Wings 3 | Video System Co. | 1995 |
| Aero Fighters Special (Taiwan) | Video System Co. | 1996 |
| Aeroboto | Jaleco (Williams license) | 1984 |
| After Burner (Japan) | Sega | 1987 |
| After Burner (Mega-Tech, SMS based) | Sega | 1987 |
| After Burner II | Sega | 1987 |
| Age Of Heroes - Silkroad 2 (v0.63 - 2001/02/07) | Unico | 2001 |
| Agent Super Bond (Scobra Hardware) | Signatron USA | 1985 |
| Agent X (prototype, rev 1) | Atari | 1983 |
| Agent X (prototype, rev 2) | Atari | 1983 |
| Agent X (prototype, rev 3) | Atari | 1983 |
| Agent X (prototype, rev 4) | Atari | 1983 |
| Aggressors of Dark Kombat / Tsuukai GANGAN Koushinkyoku | ADK / SNK | 1994 |
| Agress | Palco | 1991 |
| Agress (English bootleg) | bootleg | 2003 |
| Ah Eikou no Koshien (Japan) | Taito Corporation | 1990 |
| Air Attack (set 1) | Comad | 1996 |
| Air Attack (set 2) | Comad | 1996 |
| Air Buster: Trouble Specialty Raid Unit (bootleg) | bootleg | 1990 |
| Air Buster: Trouble Specialty Raid Unit (Japan) | Kaneko (Namco license) | 1990 |
| Air Buster: Trouble Specialty Raid Unit (World) | Kaneko (Namco license) | 1990 |
| Air Combat (Japan) | Namco | 1992 |
| Air Combat (US) | Namco | 1992 |
| Air Combat 22 (Rev. ACS1 Ver.B, Japan) | Namco | 1995 |
| Air Duel (Japan) | Irem | 1990 |
| Air Gallet (Europe) | Banpresto / Gazelle | 1996 |
| Air Gallet (Hong Kong) | Banpresto / Gazelle | 1996 |
| Air Gallet (Japan) | Banpresto / Gazelle | 1996 |
| Air Gallet (Korea) | Banpresto / Gazelle | 1996 |
| Air Gallet (Taiwan) | Banpresto / Gazelle | 1996 |
| Air Gallet (USA) | Banpresto / Gazelle | 1996 |
| Air Inferno (US) | Taito America Corporation | 1990 |
| Air Race (prototype) | Atari Games | 1985 |
| Air Raid (encrypted) | Seibu Kaihatsu | 1987 |
| Air Rescue | Sega | 1992 |
| Air Trix | Sega | 2000 |
| Airline Pilots (Rev A) | Sega | 1999 |
| Airline Pilots Deluxe (Rev B) | Sega | 1999 |
| Airwolf | Kyugo | 1987 |
| Airwolf (US) | Kyugo (UA Theatre license) | 1987 |
| Ajax | Konami | 1987 |
| Ajax (Japan) | Konami | 1987 |
| Akkanbeder (Ver 2.5J 1995/06/14) | Taito Corporation | 1995 |
| Akuma-Jou Dracula (Japan version N) | Konami | 1988 |
| Akuma-Jou Dracula (Japan version P) | Konami | 1988 |
| Aladdin (bootleg of Japanese Megadrive version) | bootleg / Sega | 1993 |
| Alcon (US) | Toaplan / Taito America Corp. | 1986 |
| Aleck64 PIF BIOS | Nintendo / Seta | 1998 |
| Alex Kidd: The Lost Stars (set 1, FD1089A 317-0021) | Sega | 1986 |
| Alex Kidd: The Lost Stars (set 2, unprotected) | Sega | 1986 |
| Ali Baba and 40 Thieves | Sega | 1982 |
| Alien Arena | Duncan Brown | 1985 |
| Alien Arena (Stargate Upgrade) | Duncan Brown | 1985 |
| Alien Challenge (China) | IGS | 1994 |
| Alien Challenge (World) | IGS | 1994 |
| Alien Command | Jaleco | 1994 |
| Alien Invasion | bootleg (Margamatics) | 19?? |
| Alien Invasion Part II | bootleg | 19?? |
| Alien Sector | Namco | 1985 |
| Alien Storm (bootleg, set 1) | bootleg | 1990 |
| Alien Storm (bootleg, set 2) | bootleg | 1990 |
| Alien Storm (Japan, 2 Players, FD1094 317-0146) | Sega | 1990 |
| Alien Storm (Mega-Tech) | Sega | 1990 |
| Alien Storm (US, 3 Players, FD1094 317-0147) | Sega | 1990 |
| Alien Storm (World, 2 Players, FD1094 317-0154) | Sega | 1990 |
| Alien Storm (World, 3 Players, FD1094 317-0148) | Sega | 1990 |
| Alien Syndrome (Mega-Tech, SMS based) | Sega | 1987 |
| Alien Syndrome (set 1, Japan, old, System 16A, FD1089A 317-0033) | Sega | 1987 |
| Alien Syndrome (set 2, System 16A, FD1089A 317-0033) | Sega | 1987 |
| Alien Syndrome (set 3, System 16B, FD1089A 317-0033) | Sega | 1987 |
| Alien Syndrome (set 4, System 16B, unprotected) | Sega | 1987 |
| Alien Syndrome (set 5, System 16A, FD1089B 317-0037) | Sega | 1987 |
| Alien Syndrome (set 6, Japan, new, System 16B, FD1089A 317-0033) | Sega | 1987 |
| Alien vs. Predator (Asia 940520) | Capcom | 1994 |
| Alien vs. Predator (Euro 940520 Phoenix Edition) (bootleg) | bootleg | 1994 |
| Alien vs. Predator (Euro 940520) | Capcom | 1994 |
| Alien vs. Predator (Hispanic 940520) | Capcom | 1994 |
| Alien vs. Predator (Japan 940520) | Capcom | 1994 |
| Alien vs. Predator (USA 940520) | Capcom | 1994 |
| Alien3: The Gun (US) | Sega | 1993 |
| Alien3: The Gun (World) | Sega | 1993 |
| Aliens (Asia) | Konami | 1990 |
| Aliens (Japan set 1) | Konami | 1990 |
| Aliens (Japan set 2) | Konami | 1990 |
| Aliens (US) | Konami | 1990 |
| Aliens (World set 1) | Konami | 1990 |
| Aliens (World set 2) | Konami | 1990 |
| Aliens (World set 3) | Konami | 1990 |
| All American Football (rev B) | Leland Corp. | 1989 |
| All American Football (rev C) | Leland Corp. | 1989 |
| All American Football (rev D, 2 Players) | Leland Corp. | 1989 |
| All American Football (rev E) | Leland Corp. | 1989 |
| Alley Master | Cinematronics | 1986 |
| Alligator Hunt | Gaelco | 1994 |
| Alligator Hunt (unprotected) | Gaelco | 1994 |
| Almond Pinky [BET] (Japan) | Dynax | 1988 |
| Alpha Fighter / Head On | Data East Corporation | 19?? |
| Alpha Mission | SNK | 1985 |
| Alpha Mission II / ASO II - Last Guardian | SNK | 1991 |
| Alpha One (prototype, 3 lives) | Atari | 1983 |
| Alpha One (prototype, 5 lives) | Atari | 1983 |
| Alpha One (Vision Electronics / Kyle Hodgetts) | Vision Electronics | 1988 |
| Alpine Racer (Rev. AR2 Ver.C) | Namco | 1995 |
| Alpine Racer (Rev. AR2 Ver.D) | Namco | 1995 |
| Alpine Racer 2 (Rev. ARS2 Ver.A) | Namco | 1996 |
| Alpine Racer 2 (Rev. ARS2 Ver.B) | Namco | 1996 |
| Alpine Ski (set 1) | Taito Corporation | 1982 |
| Alpine Ski (set 2) | Taito Corporation | 1982 |
| Alpine Surfer (Rev. AF2 Ver.A) | Namco | 1996 |
| Altair | Cidelsa | 1981 |
| Altered Beast (Mega-Tech) | Sega | 1988 |
| Altered Beast (set 2, MC-8123B 317-0066) | Sega | 1988 |
| Altered Beast (set 4, MC-8123B 317-0066) | Sega | 1988 |
| Altered Beast (set 6, 8751 317-0076) | Sega | 1988 |
| Altered Beast (set 8, 8751 317-0078) | Sega | 1988 |
| Amatic Unknown Slots Game | Amatic Trading GMBH | 1996 |
| Amazing Maze | Midway | 1976 |
| Ambush | Tecfri | 1983 |
| Ambush (Japan) | Tecfri (Nippon Amuse license) | 1983 |
| Ambush (Volt Electronics) | Tecfri (Volt Electronics license) | 1983 |
| Amcoe Link Control Box (Version 2.2) | Amcoe | 200? |
| Ameisenbaer (German) | Stern Electronics (TV-Tuning license fro | 1983 |
| American Horseshoes (US) | Taito America Corporation | 1990 |
| American Laser Games BIOS | American Laser Games | 199? |
| American Poker 95 | bootleg | 1995 |
| American Poker II | Novomatic | 1990 |
| American Poker II (bootleg, set 1) | bootleg | 1990 |
| American Poker II (bootleg, set 2) | bootleg | 1990 |
| American Poker II (bootleg, set 3) | bootleg | 1994 |
| American Poker II (bootleg, set 4) | bootleg | 1994 |
| American Poker II (iamp2 v28) | bootleg? | 1994 |
| American Soccer | Universal | 1987 |
| American Speedway (set 1) | Enerdyne Technologies, Inc. | 1987 |
| American Speedway (set 2) | Enerdyne Technologies, Inc. | 1987 |
| AmeriDarts (set 1) | Ameri | 1989 |
| AmeriDarts (set 2) | Ameri | 1989 |
| AmeriDarts (set 3) | Ameri | 1989 |
| Amidar | Konami | 1981 |
| Amidar (bootleg) | bootleg | 1982 |
| Amidar (Olympia) | Konami (Olympia license) | 1982 |
| Amidar (Scramble hardware) | Konami | 1982 |
| Amidar (Stern Electronics) | Konami (Stern Electronics license) | 1982 |
| Amiga CD32 Bios | Commodore | 1993 |
| Amigo | bootleg | 1982 |
| Amuse (Version 30.08 IBA) | Greyhound Electronics | 1982 |
| Amuse (Version 50.08 IBA) | Greyhound Electronics | 1982 |
| Andro Dunos | Visco | 1992 |
| Andromeda (Japan?) | IPM | 1979 |
| Angel Kids (Japan) | Sega / Nasco? | 1988 |
| Animal Bonus (Version 1.4, set 1) | Amcoe | 2003 |
| Animal Bonus (Version 1.4, set 2) | Amcoe | 2003 |
| Animal Bonus (Version 1.40XT, set 1) | Amcoe | 2003 |
| Animal Bonus (Version 1.40XT, set 2) | Amcoe | 2003 |
| Animal Bonus (Version 1.5) | Amcoe | 2003 |
| Animal Bonus (Version 1.50XT) | Amcoe | 2003 |
| Animal Bonus (Version 1.7LT, set 1) | Amcoe | 2003 |
| Animal Bonus (Version 1.7LT, set 2) | Amcoe | 2003 |
| Animal Bonus (Version 1.7R, set 1) | Amcoe | 2003 |
| Animal Bonus (Version 1.7R, set 2) | Amcoe | 2003 |
| Animal Bonus (Version 1.8E Dual) | Amcoe | 2003 |
| Animal Bonus (Version 1.8LTDual) | Amcoe | 2003 |
| Animal Bonus (Version 1.8R Dual) | Amcoe | 2003 |
| Animal Bonus Nudge (Version 1.7) | Amcoe | 2003 |
| Animal Bonus Nudge (Version 2.0, set 1) | Amcoe | 2003 |
| Animal Bonus Nudge (Version 2.0, set 2) | Amcoe | 2003 |
| Animal Bonus Nudge (Version 2.1 Dual) | Amcoe | 2003 |
| Animal Treasure Hunt (Version 1.5) | Amcoe | 2003 |
| Animal Treasure Hunt (Version 1.7) | Amcoe | 2003 |
| Animal Treasure Hunt (Version 1.9R Dual) | Amcoe | 2003 |
| Animal Treasure Hunt (Version 1.9R, set 1) | Amcoe | 2003 |
| Animal Treasure Hunt (Version 1.9R, set 2) | Amcoe | 2003 |
| Animalandia Jr. (Spanish) | Nakanihon / East Technology (Taito licen | 1993 |
| Anteater | Stern Electronics (Tago license) | 1982 |
| Apache 3 | Tatsumi | 1988 |
| Apache 3 (Kana Corporation license) | Tatsumi (Kana Corporation license) | 1988 |
| APB - All Points Bulletin (French) | Atari Games | 1987 |
| APB - All Points Bulletin (German) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 1) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 2) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 3) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 4) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 5) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 6) | Atari Games | 1987 |
| APB - All Points Bulletin (rev 7) | Atari Games | 1987 |
| Apocaljpse Now | bootleg | 1982 |
| Apparel Night (Japan 860929) | Central Denshi | 1986 |
| Apple 10 (Ver 1.21) | Sandii' | 1998 |
| Appoooh | Sanritsu / Sega | 1984 |
| Aqua Jack (Japan) | Taito Corporation | 1990 |
| Aqua Jack (World) | Taito Corporation Japan | 1990 |
| Aqua Jet (Rev. AJ2 Ver.B) | Namco | 1996 |
| Aqua Rush (Japan, AQ1/VER.A1) | Namco | 1999 |
| Aquarium (Japan) | Excellent System | 1996 |
| Arabian | Sun Electronics | 1983 |
| Arabian (Atari) | Sun Electronics (Atari license) | 1983 |
| Arabian Fight (Japan) | Sega | 1991 |
| Arabian Fight (US) | Sega | 1991 |
| Arabian Fight (World) | Sega | 1991 |
| Arabian Magic (Ver 1.0A 1992/07/06) | Taito America Corporation | 1992 |
| Arabian Magic (Ver 1.0J 1992/07/06) | Taito Corporation | 1992 |
| Arabian Magic (Ver 1.0O 1992/07/06) | Taito Corporation Japan | 1992 |
| Aracnis (bootleg of Scorpion on Moon Cresta hardware) | bootleg | 19?? |
| Arbalester | Seta | 1989 |
| Arcade Classics (prototype) | Atari Games | 1992 |
| Arcadia System BIOS | Arcadia Systems | 1988 |
| Arch Rivals (rev 2.0) | Bally Midway | 1989 |
| Arch Rivals (rev 4.0) | Bally Midway | 1989 |
| Area 51 (Atari Games license) | Atari Games | 1995 |
| Area 51 (R3000) | Atari Games | 1996 |
| Area 51 (Time Warner license) | Atari Games (Time Warner license) | 1995 |
| Area 51 / Maximum Force Duo (R3000) | Atari Games | 1998 |
| Area 51 / Maximum Force Duo v2.0 | Atari Games | 1998 |
| Area 51: Site 4 | Atari Games | 1998 |
| Area 88 (Japan Resale Ver.) | Capcom / Daipro | 1989 |
| Area 88 (Japan) | Capcom / Daipro | 1989 |
| Ares no Tsubasa (Japan) | Capcom | 1986 |
| Argus | NMK (Jaleco license) | 1986 |
| Argus (Gottlieb, prototype) | Gottlieb | 1984 |
| Argus no Senshi (Japan) | Tecmo | 1986 |
| Arian Mission | SNK | 1985 |
| Ark Area | UPL | 1988 |
| Arkanoid (bootleg on Block hardware, set 1) | bootleg | 1986 |
| Arkanoid (bootleg on Block hardware, set 2) | bootleg | 1986 |
| Arkanoid (bootleg with MCU) | bootleg | 1986 |
| Arkanoid (bootleg with MCU, harder) | bootleg | 1986 |
| Arkanoid (Game Corporation bootleg, set 1) | bootleg (Game Corporation) | 1986 |
| Arkanoid (Game Corporation bootleg, set 2) | bootleg (Game Corporation) | 1986 |
| Arkanoid (Japan) | Taito Corporation | 1986 |
| Arkanoid (Tayto bootleg) | bootleg (Tayto) | 1986 |
| Arkanoid (Tayto bootleg, harder) | bootleg (Tayto) | 1986 |
| Arkanoid (US) | Taito America Corporation (Romstar licen | 1986 |
| Arkanoid (US, older) | Taito America Corporation (Romstar licen | 1986 |
| Arkanoid (World) | Taito Corporation Japan | 1986 |
| Arkanoid - Revenge of DOH (Japan) | Taito Corporation | 1987 |
| Arkanoid - Revenge of DOH (US) | Taito America Corporation (Romstar licen | 1987 |
| Arkanoid - Revenge of DOH (World) | Taito Corporation Japan | 1987 |
| Arkanoid Returns (Ver 2.02J 1997/02/10) | Taito Corporation | 1997 |
| Arlington Horse Racing (v1.21-D) | Strata/Incredible Technologies | 1991 |
| Arm Champs II v1.7 | Jaleco | 1992 |
| Arm Champs II v2.6 | Jaleco | 1992 |
| Arm Wrestling | Nintendo | 1985 |
| Armed Formation | Nichibutsu | 1988 |
| Armed Formation (Fillmore license) | Nichibutsu (Fillmore license) | 1988 |
| Armed Police Batrider (China) (Fri Feb 13 1998) | Raizing / Eighting | 1998 |
| Armed Police Batrider (Europe) (Fri Feb 13 1998) | Raizing / Eighting | 1998 |
| Armed Police Batrider (Korea) (Fri Feb 13 1998) | Raizing / Eighting | 1998 |
| Armed Police Batrider (U.S.A.) (Fri Feb 13 1998) | Raizing / Eighting | 1998 |
| Armed Police Batrider - A Version (Japan) (Mon Dec 22 1997) | Raizing / Eighting | 1998 |
| Armed Police Batrider - A Version (Taiwan) (Mon Dec 22 1997) | Raizing / Eighting | 1998 |
| Armed Police Batrider - B Version (Japan) (Fri Feb 13 1998) | Raizing / Eighting | 1998 |
| Armor Attack | Cinematronics | 1980 |
| Armor Attack (prototype) | Cinematronics | 1980 |
| Armor Attack (Rock-Ola) | Cinematronics (Rock-ola license) | 1980 |
| Armored Car (set 1) | Stern Electronics | 1981 |
| Armored Car (set 2) | Stern Electronics | 1981 |
| Armored Warriors (Asia 940920) | Capcom | 1994 |
| Armored Warriors (Euro 941011 Phoenix Edition) (bootleg) | bootleg | 1994 |
| Armored Warriors (Euro 941011) | Capcom | 1994 |
| Armored Warriors (Euro 941024) | Capcom | 1994 |
| Armored Warriors (USA 940920) | Capcom | 1994 |
| Armored Warriors (USA 941024) | Capcom | 1994 |
| Arnold Palmer Tournament Golf (Mega-Tech) | Sega | 1989 |
| Around The World (Version 1.3E CGA) | Amcoe | 2007 |
| Around The World (Version 1.3R CGA) | Amcoe | 2007 |
| Arrow Flash (Mega-Tech) | Sega | 1990 |
| Art of Fighting / Ryuuko no Ken | SNK | 1992 |
| Art of Fighting 2 / Ryuuko no Ken 2 (set 1) | SNK | 1994 |
| Art of Fighting 2 / Ryuuko no Ken 2 (set 2) | SNK | 1994 |
| Art of Fighting 3 - The Path of the Warrior (Korean release) | SNK | 1996 |
| Art of Fighting 3 - The Path of the Warrior / Art of Fighting - Ryuuko no Ken Gaiden | SNK | 1996 |
| Ashita no Joe (Japan) | WAVE / Taito Corporation | 1990 |
| Ashura Blaster (Japan) | Taito Corporation | 1990 |
| Ashura Blaster (US) | Taito America Corporation | 1990 |
| Ashura Blaster (World) | Taito Corporation Japan | 1990 |
| ASO - Armored Scrum Object | SNK | 1985 |
| Assault | Namco | 1988 |
| Assault (Japan) | Namco | 1988 |
| Assault Plus (Japan) | Namco | 1988 |
| Asterix (ver AAD) | Konami | 1992 |
| Asterix (ver EAA) | Konami | 1992 |
| Asterix (ver EAC) | Konami | 1992 |
| Asterix (ver EAD) | Konami | 1992 |
| Asterix (ver JAD) | Konami | 1992 |
| Asterock | bootleg (Sidam) | 1979 |
| Asteroids (bootleg on Lunar Lander hardware) | bootleg | 1979 |
| Asteroids (rev 1) | Atari | 1979 |
| Asteroids (rev 2) | Atari | 1979 |
| Asteroids (rev 4) | Atari | 1979 |
| Asteroids Deluxe (rev 1) | Atari | 1980 |
| Asteroids Deluxe (rev 2) | Atari | 1980 |
| Asteroids Deluxe (rev 3) | Atari | 1980 |
| Astra SuperStars (J 980514 V1.002) | Sunsoft | 1998 |
| Astro Battle (set 1) | bootleg? (Sidam) | 1979 |
| Astro Battle (set 2) | bootleg? (Sidam) | 1979 |
| Astro Blaster (German) | Sega | 1981 |
| Astro Blaster (version 1) | Sega | 1981 |
| Astro Blaster (version 2) | Sega | 1981 |
| Astro Blaster (version 2a) | Sega | 1981 |
| Astro Blaster (version 3) | Sega | 1981 |
| Astro Chase (Max-A-Flex) | Exidy / First Star Software | 1982 |
| Astro Combat (newer, CB) | bootleg | 1979 |
| Astro Combat (older, PZ) | bootleg | 1979 |
| Astro Fantasia (Cassette) | Data East Corporation | 1981 |
| Astro Fighter (set 1) | Data East | 1979 |
| Astro Fighter (set 2) | Data East | 1979 |
| Astro Fighter (set 3) | Data East | 1979 |
| Astro Fire | bootleg (Rene Pierre) | 1979 |
| Astro Flash (Japan) | Sega | 1986 |
| Astro Invader | Leijac Corporation (Stern Electronics li | 1980 |
| Astro Laser | bootleg (Leisure Time Electronics Inc.) | 1980 |
| Astro Warrior (Mega-Tech, SMS based) | Sega | 1986 |
| Astro Wars | Zaccaria | 1980 |
| Astron Belt | Sega | 1983 |
| Astron Belt (Pioneer LDV1000) | Sega | 1983 |
| Astropal | Sidam? | 19?? |
| Asuka& Asuka (Japan) | Taito Corporation | 1988 |
| Asuka& Asuka (World) | Taito Corporation | 1988 |
| Asura Blade - Sword of Dynasty (Japan) | Fuuki | 1998 |
| Asura Buster - Eternal Warriors (Japan) | Fuuki | 2000 |
| Asylum (prototype) | Leland Corp. | 1991 |
| Atari Baseball (set 1) | Atari | 1979 |
| Atari Baseball (set 2) | Atari | 1979 |
| Atari Football (4 players) | Atari | 1979 |
| Atari Football (revision 1) | Atari | 1978 |
| Atari Football (revision 2) | Atari | 1978 |
| Atari Mini Golf (prototype) | Atari | 1978 |
| Atari PSX | Atari | 1996 |
| Atari Soccer | Atari | 1980 |
| Atari System 1 BIOS | Atari Games | 1984 |
| Ataxx (Japan) | Leland Corp. | 1990 |
| Ataxx (set 1) | Leland Corp. | 1990 |
| Ataxx (set 2) | Leland Corp. | 1990 |
| Athena | SNK | 1986 |
| Athena no Hatena ? | Athena | 1993 |
| Atlant Olimpic | bootleg | 1996 |
| Atlantic City Action | Epos Corporation | 1983 |
| Atlus PSX | Sony / Atlus | 1996 |
| Atomic Boy (revision A) | Irem (Memetron license) | 1985 |
| Atomic Boy (revision B) | Irem (Memetron license) | 1985 |
| Atomic Point (Korea) | Philko | 1990 |
| Atomic Punk (US) | Irem America (licensed from Hudson Soft) | 1991 |
| Atomic Robo-kid | UPL | 1988 |
| Atomic Robo-kid (Japan, set 1) | UPL | 1988 |
| Atomic Robo-kid (Japan, set 2) | UPL | 1988 |
| Atomiswave Bios | Sammy | 2001 |
| Attack Ufo | Ryoto Electric Co. | 1980 |
| Aurail (set 1, Japan, FD1089A 317-0167) | Sega / Westone | 1990 |
| Aurail (set 2, World, FD1089B 317-0168) | Sega / Westone | 1990 |
| Aurail (set 3, US, unprotected) | Sega / Westone | 1990 |
| Automat (bootleg of Robocop) | bootleg | 1988 |
| Autumn Moon | Aristocrat | 1999 |
| AV Hanafuda Hana no Ageman (Japan 900716) | Nichibutsu / AV Japan | 1990 |
| AV Hanafuda Hana no Christmas Eve (Japan 901204) | Nichibutsu / AV Japan | 1990 |
| AV2Mahjong No.1 Bay Bridge no Seijo (Japan) | Miki Syouji / AV Japan | 1991 |
| AV2Mahjong No.2 Rouge no Kaori (Japan) | Miki Syouji / AV Japan | 1991 |
| Avalanche | Atari | 1978 |
| Avengers (US set 1) | Capcom | 1987 |
| Avengers (US set 2) | Capcom | 1987 |
| Avengers In Galactic Storm (Japan) | Data East Corporation | 1995 |
| Avengers In Galactic Storm (US) | Data East Corporation | 1995 |
| Avenging Spirit | Jaleco | 1991 |
| Aztarac | Centuri | 1983 |
| Azumanga Daioh Puzzle Bobble (GDL-0018) | Moss (Taito license) | 2002 |
| Azurian Attack | Rait Electronics Ltd | 1982 |