| Name | Description | Year | Manufacturer | Rom of | Clone of |
|---|
| mb8844 | Fujitsu MB8844 | | | | |
| mb8866 | Fujitsu MB8866 FDC | | | | |
| mb8876 | Fujitsu MB8876 FDC | | | | |
| mb8877 | Fujitsu MB8877 FDC | | | | |
| mb8884 | Fujitsu MB8884 | | | | |
| mb89351 | Fujitsu MB89351 SCSI controller | | | | |
| mb89352 | Fujitsu MB89352 SCSI controller | | | | |
| mb89363b | Fujitsu MB89363B I/O | | | | |
| mb89371 | MB89371 Dual Serial UART | | | | |
| mb89374 | MB89374 Data Link Controller | | | | |
| mb90082 | Fujitsu MB90082 OSD | | | | |
| mb90610a | Fujitsu MB90610A | | | | |
| mb90611a | Fujitsu MB90611A | | | | |
| mb90641a | Fujitsu MB90641A | | | | |
| mb90f574 | Fujitsu MB90F574 | | | | |
| mb91f155a | Fujitsu MB91F155A | | | | |
| mba009 | HLB-286 MBA-009 | 199? | | ibm5170 | ibm5170 |
| mba029 | MBA-029 | 199? | Mitac | ibm5170 | ibm5170 |
| mba032q | MBA-032Q TK83305-4N-D-03 | 199? | DTK | ibm5170 | ibm5170 |
| mbaa | Melty Blood Actress Again Version A (Japan, Rev A) | 2008 | Type-Moon / Ecole | naomi | |
| mbaao | Melty Blood Actress Again (Japan) | 2008 | Type-Moon / Ecole | mbaa | mbaa |
| mbaseb | Baseball (Mattel) | 1978 | Mattel Electronics | | |
| mbaskb | Basketball (Mattel) | 1978 | Mattel Electronics | | |
| mbaskb2 | Basketball 2 (Mattel) | 1979 | Mattel Electronics | | |
| mbboard | Mephisto Buttons Board | | | | |
| mbc020 | MBC020-65 CPU/Video Board (Torque Systems OEM) | 1983 | Sym Systems / Torque Systems | | |
| mbc16 | MBC-16 | 198? | Sanyo | ibm5150 | ibm5150 |
| mbc16lt | MBC-16LT | 198? | Sanyo | ibm5150 | ibm5150 |
| mbc18nb | MBC-18NB | 199? | Sanyo | ibm5170 | ibm5170 |
| mbc200 | MBC-200 | 1982 | Sanyo | | |
| mbc28 | MBC-28 | 1992 | Sanyo | ibm5170 | ibm5170 |
| mbc55x | MBC-55x | 1983 | Sanyo | | |
| mbc55x_kbd | MBC-55x Keyboard | | | | |
| mbdtower | Dark Tower (Milton Bradley) | 1981 | Milton Bradley | | |
| mbee | Microbee 16k Standard | 1982 | Applied Technology | | |
| mbee128 | Microbee 128k Standard | 1984 | Applied Technology | mbee | mbee |
| mbee128p | Microbee 128k Premium | 1986 | Microbee Systems | mbee | mbee |
| mbee256 | Microbee 256TC | 1987 | Microbee Systems | mbee | mbee |
| mbee56 | Microbee 64k | 1983 | Applied Technology | mbee | mbee |
| mbeeic | Microbee 32k IC | 1983 | Applied Technology | mbee | mbee |
| mbeepc | Microbee 32k Communicator | 1984 | Applied Technology | mbee | mbee |
| mbeepc85 | Microbee PC85 | 1985 | Applied Technology | mbee | mbee |
| mbeepc85b | Microbee PC85 (New version) | 1985 | Microbee Systems | mbee | mbee |
| mbeepc85s | Microbee PC85 (Swedish) | 1985 | Applied Technology | mbee | mbee |
| mbeepp | Microbee Premium Plus+ | 2012 | Microbee Systems | mbee | mbee |
| mbeeppc | Microbee Premium PC85 | 1986 | Microbee Systems | mbee | mbee |
| mbeett | Microbee Teleterm | 1986 | Microbee Systems | mbee | mbee |
| mbh1 | MB-H1 (MSX1, Japan) | 1983 | Hitachi | | |
| mbh1e | MB-H1E (MSX1, Japan) | 1984 | Hitachi | mbh1 | mbh1 |
| mbh2 | MB-H2 (MSX1, Japan) | 1984 | Hitachi | | |
| mbh25 | MB-H25 (MSX1, Japan) | 1988 | Hitachi | | |
| mbh3 | MB-H3 (MSX2, Japan) | 1985 | Hitachi | | |
| mbh50 | MB-H50 (MSX1, Japan) | 1986 | Hitachi | | |
| mbh70 | MB-H70 (MSX2, Japan) | 1986 | Hitachi | | |
| mbm29dl164bd | Fujitsu MBM29DL164BD Flash | | | | |
| mbm29f016a | Fujitsu MBM29F016A Flash | | | | |
| mbm29f160te | Fujitsu MBM29F160TE Flash | | | | |
| mbm29f160te_16bit | Fujitsu MBM29F160TE Flash (16-bit) | | | | |
| mbm29lv002tc | Fujitsu MBM29LV002TC Flash | | | | |
| mbm29lv800b | Fujitsu MBM29LV800B Flash | | | | |
| mbomberj | Muscle Bomber: The Body Explosion (Japan 930713) | 1993 | Capcom | slammast | slammast |
| mbombrd | Muscle Bomber Duo: Ultimate Team Battle (World 931206) | 1993 | Capcom | | |
| mbombrdj | Muscle Bomber Duo: Heat Up Warriors (Japan 931206) | 1993 | Capcom | mbombrd | mbombrd |
| mbossy | Mike Bossy | 1982 | Game Plan | | |
| mbrush | Magic Brush (bootleg of Crush Roller) | 1981 | bootleg (Olympia) | crush | crush |
| mbs1 | MB-S1 | 1984 | Hitachi | | |
| mbs1_mmu | Hitachi MB-S1 MMU | | | | |
| mbs2euro | Mega Bonus Star II (Euro, Millennium Edition) | 2002 | Auto-Data Graz | | |
| mbutrfly | Magical Butterfly (version U350C, protected) | 1999 | Bordun International | | |
| mc_105te | 2011 Super HiK 105 in 1 Turbo Edition | 200? | | | |
| mc_110cb | 110 in 1 CoolBaby (CoolBoy RS-1S) | 200? | CoolBoy | | |
| mc_138cb | 138 in 1 CoolBaby (CoolBoy RS-5, PCB060-10009011V1.3) | 200? | CoolBoy | | |
| mc_7x6ss | 777777 in 1 (8 bit Slim Station, NEWPXP-DVT22-A PCB) | 200? | | | |
| mc_89in1 | 89 in 1 Mini Game Console (060-92023011V1.0) | 201? | | | |
| mc_8x6cb | 888888 in 1 (Coolboy AEF-390) | 200? | CoolBoy | | |
| mc_8x6ss | 888888 in 1 (8 bit Slim Station, NEWPXP-DVT22-A PCB) | 200? | | | |
| mc_9x6sa | 999999 in 1 (8 bit Slim Station, NEWPXP-DVT22-A PCB) | 200? | | mc_9x6ss | mc_9x6ss |
| mc_9x6ss | 999999 in 1 (PXP2 Slim Station) | 200? | | | |
| mc_aa2 | 100 in 1 Arcade Action II (AT-103) | 200? | | | |
| mc_cb203 | Coolboy RS-17 - 203 in 1 | 201? | Coolboy | | |
| mc_cb280 | Coolboy RS-18 (280 in 1) | 201? | CoolBoy | | |
| mc_dcat8 | 100 in 1 (D-CAT8 8bit Console, set 1) (v5.01.11-frd, BL 20041217) | 2004 | | | |
| mc_dcat8a | 100 in 1 (D-CAT8 8bit Console, set 2) | 2004 | | mc_dcat8 | mc_dcat8 |
| mc_dg101 | dreamGEAR 101 in 1 | 200? | dreamGEAR | | |
| mc_dgear | dreamGEAR 75-in-1 | 200? | dreamGEAR | | |
| mc_hh210 | Handheld 210 in 1 | 201? | | | |
| mc_sam60 | Samuri (60 in 1) | 200? | Hummer Technology Co., Ltd. | | |
| mc_sp69 | Sports Game 69 in 1 | 200? | | | |
| mc_tv200 | 200 in 1 Retro TV Game | 201? | Thumbs Up | | |
| mc10 | MC-10 | 1983 | Tandy Radio Shack | | |
| mc10_multiports_ext | Fred_72 and 6502man's Multiports Extension | | | | |
| mc1000 | MC-1000 | 1985 | CCE | | |
| mc10cart_slot | MC-10 Cartridge Slot | | | | |
| mc10pak | MC-10 Program PAK | | | | |
| mc10pakram | Radio Shack 16K RAM Cartridge | | | | |
| mc1200 | MC-1200 | 1980 | Milwaukee Computers | | |
| mc1408 | MC1408 DAC | | | | |
| mc14411 | MC14411 Bit Rate Generator | | | | |
| mc146818 | MC146818 RTC | | | | |
| mc1502 | Elektronika MS 1502 | 1989 | NPO Microprocessor | | |
| mc1502_fdc | MC-1502 floppy | | | | |
| mc1502_rom | MC-1502 ROM cart | | | | |
| mc1702 | Elektronika MC-1702 | 1990 | | ibm5150 | ibm5150 |
| mc200 | MC 200 | 1989 | Psion | mc400 | mc400 |
| mc300 | MC-300 Micro Composer | 1988 | Roland | | |
| mc3408 | MC3408 DAC | | | | |
| mc3410 | MC3410 DAC | | | | |
| mc3417 | MC3417 | | | | |
| mc3418 | MC3418 | | | | |
| mc400 | MC 400 | 1989 | Psion | | |
| mc50 | MC-50 Micro Composer | 1990 | Roland | | |
| mc50mk2 | MC-50mkII Micro Composer | 1992 | Roland | | |
| mc68000 | mc-68000-Computer | 1984 | mc / Franzis Verlag | | |
| mc68000_floppy | mc-68000 Floppy Interface | | | | |
| mc68000_ram | mc-68000 2 MB RAM Expansion | | | | |
| mc68000_sysbus | mc-68000 System Bus | | | | |
| mc68000_sysbus_slot | mc-68000 System Bus Slot | | | | |
| mc6809 | Motorola MC6809 | | | | |
| mc6809e | Motorola MC6809E | | | | |
| mc68120 | Motorola MC68120 IPC | | | | |
| mc68121 | Motorola MC68121 IPC | | | | |
| mc68307 | MC68307 | | | | |
| mc68328 | MC68328 DragonBall Processor | | | | |
| mc68328_lcd | MC68328-compatible LCD Controller | | | | |
| mc68340 | MC68340 | | | | |
| mc68340duart | MC68340 DUART | | | | |
| mc68340sermod | MC68340 Serial Module | | | | |
| mc68340timmod | MC68340 Timer Module | | | | |
| mc6843 | Motorola MC6843 FDC | | | | |
| mc6844 | MC6844 DMA | | | | |
| mc6845 | Motorola MC6845 CRTC | | | | |
| mc6845_1 | Motorola MC6845-1 CRTC | | | | |
| mc6846 | MC6846 Programmable Timer | | | | |
| mc6847 | Motorola MC6847 VDG | | | | |
| mc6847t1 | Motorola MC6847T1 VDG | | | | |
| mc6847y | Motorola MC6847Y VDG | | | | |
| mc6852 | Motorola MC6852 SSDA | | | | |
| mc6854 | Motorola MC6854 ADLC | | | | |
| mc68681 | MC68681 DUART | | | | |
| mc68901 | Motorola MC68901 MFP | | | | |
| mc68ez328 | MC68EZ328 DragonBall-EZ Processor | | | | |
| mc68hc11a1 | Motorola MC68HC11A1 | | | | |
| mc68hc11d0 | Motorola MC68HC11D0 | | | | |
| mc68hc11e1 | Motorola MC68HC11E1 | | | | |
| mc68hc11f1 | Motorola MC68HC11F1 | | | | |
| mc68hc11k1 | Motorola MC68HC11K1 | | | | |
| mc68hc11m0 | Motorola MC68HC11M0 | | | | |
| mc68hc16z1 | Motorola MC68HC16Z1 | | | | |
| mc68hc811e2 | Motorola MC68HC811E2 | | | | |
| mc7105 | MC7105 | 1983 | Elektronika | | |
| mc8020 | MC-80.21/22 | 198? | VEB Elektronik Gera | | |
| mc8030 | MC-80.30/31 | 198? | VEB Elektronik Gera | | |
| mc8123 | MC-8123 | | | | |
| mc88100 | Motorola MC88100 | | | | |
| mc88200 | Motorola MC88200 Cache/Memory Management Unit | | | | |
| mcard_h8 | Magic Card (H8, English) | 200? | | cmagica | cmagica |
| mcastle | Magic Castle | 1984 | Zaccaria | | |
| mcastlef | Magic Castle (French speech) | 1984 | Zaccaria | mcastle | mcastle |
| mcastleg | Magic Castle (German speech) | 1984 | Zaccaria | mcastle | mcastle |
| mcastlei | Magic Castle (Italian speech) | 1984 | Zaccaria | mcastle | mcastle |
| mcatadv | Magical Cat Adventure | 1993 | Wintechno | | |
| mcatadvj | Magical Cat Adventure (Japan) | 1993 | Wintechno | mcatadv | mcatadv |
| mcb_cloe | Miuchiz Bratz Cloe | 2006 | MGA Entertainment | miuchiz | |
| mcb_yasmin | Miuchiz Bratz Yasmin | 2006 | MGA Entertainment | miuchiz | |
| mcb216 | MCB-216 | 1979 | Cromemco | | |
| mccpm | mc-CP/M-Computer | 1981 | GRAF Elektronik Systeme GmbH | | |
| mccs1850 | MCCS1850 RTC | | | | |
| mcd_isa | Mitsumi ISA CD-ROM Adapter | | | | |
| mcd212 | MCD212 VDSC | | | | |
| mcf5206e | Freescale MCF5206E | | | | |
| mcf5206e_peripheral | MCF5206E Peripheral | | | | |
| mcf5206euart | MCF5206e UART | | | | |
| mcg85 | MCG-85 | 1981 | Atlantis Computers | | |
| mcga | Memory Controller Gate Array | | | | |
| mchampdx | Multi Champ Deluxe (ver. 0106, 06/01/2000) | 2000 | ESD | | |
| mchampdxa | Multi Champ Deluxe (ver. 1126, 26/11/1999) | 1999 | ESD | mchampdx | mchampdx |
| mchampdxb | Multi Champ Deluxe (ver. 1114, 14/11/1999) | 1999 | ESD | mchampdx | mchampdx |
| mcheonru | Ma Cheon Ru (Korea) | 1999 | SemiCom / AceVer | | |
| mchess | Computer Chess (Mattel) | 1980 | Mattel Electronics / Teletape Productions | | |
| mchilli | More Chilli (20248711, NSW/ACT) | 2008 | Aristocrat | aristmk6 | |
| mchilliq | More Chilli (20289311, Queensland) | 2010 | Aristocrat | mchilli | mchilli |
| mcircus | Merry Circus (Version 1.0.2) | 2009 | Amcoe | | |
| mcitylov | City Love (Japan 860904, medal) | 1986 | Nichibutsu | citylove | citylove |
| mclass | Magic Class (Ver 2.2) | 200? | | | |
| mcm_creeper | Miuchiz Monsterz Creeper | 2006 | MGA Entertainment | miuchiz | |
| mcm_inferno | Miuchiz Monsterz Inferno | 2006 | MGA Entertainment | miuchiz | |
| mcm_roc | Miuchiz Monsterz Roc | 2006 | MGA Entertainment | miuchiz | |
| mcm70 | MCM/70 | 1974 | Micro Computer Machines | | |
| mcmseng | Mountain Computer Music System engine | | | | |
| mcnpshnt | Mahjong Campus Hunting (Japan) | 1990 | Dynax | | |
| mcolors | Magic Colors (ver. 1.7a) | 1999 | ABM Games | | |
| mcolorsa | Magic Colors (ver. 1.6) | 1999 | ABM Games | mcolors | mcolors |
| mcom4_02 | Minicom IV (2002-04-19) | 2002 | Ultratec | | |
| mcombat | Missile Combat (Videotron bootleg, set 1) | 1980 | bootleg (Videotron) | missile | missile |
| mcombata | Missile Combat (Videotron bootleg, set 2) | 1980 | bootleg (Videotron) | missile | missile |
| mcombats | Missile Combat (Sidam bootleg) | 1980 | bootleg (Sidam) | missile | missile |
| mcompgin | Computer Gin | 1979 | Mattel Electronics | | |
| mcontest | Miss Mahjong Contest (Japan) | 1989 | Nichibutsu | | |
| mcp_dash | Miuchiz Pawz Dash | 2006 | MGA Entertainment | miuchiz | |
| mcp_spike | Miuchiz Pawz Spike | 2006 | MGA Entertainment | miuchiz | |
| mcpx_ac97_audio | MCPX AC'97 Audio Codec Interface | | | | |
| mcpx_ac97_modem | MCPX AC'97 Modem Controller | | | | |
| mcpx_apu | MCP APU | | | | |
| mcpx_eth | MCP Networking Adapter | | | | |
| mcpx_ide | MCPX IDE Controller | | | | |
| mcpx_isalpc | MCPX HUB Interface - ISA Bridge | | | | |
| mcpx_ohci | MCPX OHCI USB Controller | | | | |
| mcpx_smbus | MCPX SMBus Controller | | | | |
| mcs3201 | Motorola MCS3201 FDC | | | | |
| mct_adr | MCT-ADR Address Path Controller | | | | |
| mcwars | Macro-Cosm Wars (bootleg of Galaxian) | 1979 | bootleg | galaxian | galaxian |
| mcword | MC Word | 1992 | Psion | mc400 | mc400 |
| mcword_de | MC Word (German) | 1992 | Psion | mc400 | mc400 |
| mcx128 | Darren Atkinson's MCX-128 cartridge | | | | |
| md_cart_slot | Mega Drive Cartridge Slot | | | | |
| md_eeprom_blara | MD Brian Lara | | | | |
| md_eeprom_cslam | MD College Slam | | | | |
| md_eeprom_mode1 | MD Serial EEPROM Mode 1 | | | | |
| md_eeprom_nbajam | MD NBA Jam | | | | |
| md_eeprom_nbajama | MD NBA Jam (Alt) | | | | |
| md_eeprom_nbajamte | MD NBA Jam TE | | | | |
| md_eeprom_nflqb96 | MD NFL Quarterback 96 | | | | |
| md_eeprom_nhlpa | MD NHLPA 93 | | | | |
| md_eeprom_stm95 | MD Cart + EEPROM STM95 | | | | |
| md_ggenie | MD Game Genie | | | | |
| md_jcart | MD J-Cart games | | | | |
| md_kbd | Micro-Decision Keyboard | | | | |
| md_rom_16mj2 | MD 16 Majong Tiles II | | | | |
| md_rom_beggarp | MD Beggar Prince | | | | |
| md_rom_bugslife | MD A Bug's Life | | | | |
| md_rom_chinf3 | MD Chinese Fighter 3 | | | | |
| md_rom_cjmjclub | MD Chaoji Majiang Club / Super Mahjong Club | | | | |
| md_rom_cm2in1 | MD Codemasters 2in1 | | | | |
| md_rom_elfwor | MD Linghuan Daoshi Super Magician / Elf Wor | | | | |
| md_rom_fram | MD Standard cart + FRAM | | | | |
| md_rom_kof98 | MD KOF 98 | | | | |
| md_rom_kof99 | MD KOF 99 | | | | |
| md_rom_lion2 | MD Lion King 2 | | | | |
| md_rom_lion3 | MD Lion King 3 | | | | |
| md_rom_mcpirate | MD Pirate Multicarts (various) | | | | |
| md_rom_mjlov | MD Majiang Qingren / Mahjong Lover | | | | |
| md_rom_pokea | MD Pokemon (alt protection) | | | | |
| md_rom_pokestad | MD Pokemon Stadium | | | | |
| md_rom_radica | MD Radica TV games | | | | |
| md_rom_realtec | MD Realtec | | | | |
| md_rom_redcl | MD Redcliff | | | | |
| md_rom_rx3 | MD Rockman X3 | | | | |
| md_rom_sbubl | MD Super Bubble Bobble | | | | |
| md_rom_sk | MD Sonic & Knuckles | | | | |
| md_rom_smb | MD Super Mario Bros. | | | | |
| md_rom_smb2 | MD Super Mario Bros. 2 | | | | |
| md_rom_smouse | MD Huan Le Tao Qi Shu / Smart Mouse | | | | |
| md_rom_smw64 | MD Super Mario World 64 | | | | |
| md_rom_soulb | MD Soul Blade | | | | |
| md_rom_squir | MD Squirrel King | | | | |
| md_rom_sram | MD Standard cart + SRAM | | | | |
| md_rom_sram_arg96 | MD Futbol Argentino 96 | | | | |
| md_rom_ssf2 | MD Super SF2 | | | | |
| md_rom_starodys | MD Star Odyssey | | | | |
| md_rom_svp | MD Virtua Racing | | | | |
| md_rom_tc2000 | MD TC2000 | | | | |
| md_rom_tekkensp | MD Tekken Special | | | | |
| md_rom_titan | MD Titan Overdrive 2 | | | | |
| md_rom_topf | MD Top Fighter | | | | |
| md_rom_tplay96 | MD EA Triple Play 96 (8-bit SRAM) | | | | |
| md_rom_wukong | MD Legend of Wukong | | | | |
| md_rom_yasech | MD Ya Se Chuan Shuo | | | | |
| md_seprom_codemast | MD J-Cart games + SEPROM | | | | |
| md_seprom_mm96 | MD Micro Machine 96 | | | | |
| md_std_eeprom | MD Standard cart + EEPROM | | | | |
| md_std_rom | MD Standard cart | | | | |
| md2 | Micro Decision MD-2 | 1982 | Morrow Designs | | |
| md23do | Mad Dog II: The Lost Gold (3DO hardware) | 199? | American Laser Games | alg3do | |
| md3 | Micro Decision MD-3 | 1982 | Morrow Designs | md2 | md2 |
| md4330b | Mitel MD4330B LCD Driver | | | | |
| md4332b | Mitel MD4332B LCD Driver | | | | |
| md4duvc | MD-4DUV VER:2.1 | 199? | Aquarius System (ASI) | ibm5170 | ibm5170 |
| md6802 | Mikrodator 6802 | 1983 | Didact AB | | |
| md8412b | Fujifilm MD8412B IEEE-1394 LLC | | | | |
| md90_120 | Thomson MD 90-120 Modem | | | | |
| mdallas | Dalla$ (J.R. handheld) | 1981 | Mattel Electronics | | |
| mdchoice | Dealer's Choice (E4A1) | 1983 | Merit | pitboss | pitboss |
| mdcr | Philips Mini-DCR | | | | |
| mdhh100 | unknown 100-in-1 handheld (Mega Drive based) | 201? | | | |
| mdhorse | Derby Quiz My Dream Horse (Japan, MDH1/VER.A2) | 1998 | MOSS / Namco | | |
| mdisk | M-Disk Comp.-A | 198? | mupid | | |
| mdisplay1 | Mephisto Display Module 1 | | | | |
| mdisplay2 | Mephisto Display Module 2 | | | | |
| mdndclab | Dungeons & Dragons: Computer Labyrinth Game | 1980 | Mattel Electronics | | |
| mdntmrdr | Midnight Marauders (Gun game) | 1984 | Bally Midway | | |
| mdrawpkr | Draw Poker - Joker's Wild (Standard) | 1984 | Meyco Games, Inc. | | |
| mdrawpkra | Draw Poker - Joker's Wild (02-11) | 1984 | Meyco Games, Inc. | mdrawpkr | mdrawpkr |
| mdrink | Magic Drink (Ver 1.2) | 2001 | | | |
| mdt60 | MDT 60 Video Display Terminal | 1983 | Morrow Designs | | |
| mdtvp1j | Mega Drive Play TV 1 (Japan) | 2004 | Sega Toys | rad_gen1 | rad_gen1 |
| mdtvp2j | Mega Drive Play TV 2 (Japan) | 2004 | Sega Toys | rad_gen2 | rad_gen2 |
| mdtvp3j | Mega Drive Play TV 3 (Japan) | 2004 | Sega Toys | rad_sf2 | rad_sf2 |
| mduckspa | Super Quique / Mega Duck (Spain) | 199? | Cefa Toys | | |
| mea8000 | Philips/Signetics MEA 8000 speech synthesizer | | | | |
| mead4in1 | Meadows 4 in 1 | 1976 | Meadows | | |
| mechatt | Mechanized Attack (World) | 1989 | SNK | | |
| mechattj | Mechanized Attack (Japan) | 1989 | SNK | mechatt | mechatt |
| mechattu | Mechanized Attack (US) | 1989 | SNK | mechatt | mechatt |
| mechattu1 | Mechanized Attack (US, Version 1, Single Player) | 1989 | SNK | mechatt | mechatt |
| medalnt | Medal no Tatsujin Doki! Ooatari-Darake no Sugoroku Matsuri (MTL1 SPR0B) | 2005 | Namco | | |
| medalnt2 | Medal no Tatsujin 2 Atsumare! Go! Go! Sugoroku Sentai Don Ranger Five (MTA1 STMPR0A) | 2007 | Namco | | |
| medalnta | Medal no Tatsujin Doki! Ooatari-Darake no Sugoroku Matsuri (MTL1 SPR0A) | 2005 | Namco | medalnt | medalnt |
| mediagx | Cyrix MediaGX | | | | |
| mediagx_cs5530_bridge | MediaGX CS5530 Bridge | | | | |
| mediagx_cs5530_ide | MediaGX CS5530 IDE Controller | | | | |
| mediagx_cs5530_video | MediaGX CS5530 Video Controller | | | | |
| mediagx_host | MediaGX X-Bus Host PCI | | | | |
| mediagx_vga | MediaGX Virtual VGA i/f | | | | |
| medlanes | Meadows Lanes | 1977 | Meadows Games, Inc. | | |
| medusa | Medusa | 1981 | Bally | | |
| meg | Multiple Effects Generator (HD62098 / XM309A00) | | | | |
| mega10k | Mega 10.000: L'Encyclopédie Électronique | 1980 | Jeux Nathan | | |
| mega4 | Mephisto Mega IV (set 1) | 1988 | Hegener + Glaser | | |
| mega4a | Mephisto Mega IV (set 2) | 1988 | Hegener + Glaser | mega4 | mega4 |
| megaaton | Meg-Aaton | 1983 | Playmatic | | |
| megaatona | Meg-Aaton (alternate set) | 1983 | Playmatic | megaaton | megaaton |
| megablst | Mega Blast (World) | 1989 | Taito Corporation Japan | | |
| megablstj | Mega Blast (Japan) | 1989 | Taito Corporation | megablst | megablst |
| megablstu | Mega Blast (US) | 1989 | Taito America Corporation | megablst | megablst |
| megacard | Mega Card (Ver.0210, encrypted) | 1993 | Fun World | | |
| megacarda | Mega Card (Ver.0053, encrypted) | 1993 | Fun World | megacard | megacard |
| megacd | Mega-CD (Europe, PAL) | 1993 | Sega | segacd | segacd |
| megacd2 | Mega-CD 2 (Europe, PAL) | 1993 | Sega | segacd2 | segacd2 |
| megacd2j | Mega-CD 2 (Japan, NTSC) | 1993 | Sega | segacd2 | segacd2 |
| megacda | Mega-CD (Asia, PAL) | 1991 | Sega | segacd | segacd |
| megacdj | Mega-CD (Japan, NTSC) | 1991 | Sega | segacd | segacd |
| megadble | Mega Double Poker (Ver. 1.63 Espagnol) | 1990 | Blitz Systems Inc. | | |
| megadblj | Mega Double Poker Jackpot (Ver. 1.26) | 1990 | Blitz Systems Inc. | | |
| megadon | Megadon | 1982 | Epos Corporation (Photar Industries license) | | |
| megadpkr | Mega Double Poker (conversion kit, version 2.3 MD) | 1990 | Blitz System | | |
| megadpkrb | Mega Double Poker (conversion kit, version 2.1 MD) | 1990 | Blitz System | megadpkr | megadpkr |
| megadri4 | Mega Drive 4 / Guitar Idol (set 1) | 2009 | Tectoy (licensed from Sega) | | |
| megadri4a | Mega Drive 4 / Guitar Idol (set 2) | 2009 | Tectoy (licensed from Sega) | megadri4 | megadri4 |
| megadrij | Mega Drive (Japan, NTSC) | 1988 | Sega | genesis | genesis |
| megadriv | Mega Drive (Europe, PAL) | 1990 | Sega | genesis | genesis |
| megadrive_io_port | Sega Mega Drive I/O Port Controller | | | | |
| megaduck | Mega Duck / Cougar Boy | 1993 | Welback Holdings (Timlex International) / Creatronic / Videojet / Cougar USA | | |
| megaduck_cart_slot | Mega Duck Cartridge Slot | | | | |
| megaduck_rom | Mega Duck Flat ROM Cartridge | | | | |
| megaduck_rom_banked | Mega Duck Banked ROM Cartridge | | | | |
| megaforc | Mega Force (World) | 1984 | Tehkan | starforc | starforc |
| megaforcu | Mega Force (US) | 1985 | Tehkan (Video Ware license) | starforc | starforc |
| megajet | Mega Jet (Japan Mega Drive handheld) | 1993 | Sega | gen_nomd | gen_nomd |
| megakat | Mega Katok 2 | 2002? | Novotech | | |
| megaline | Mega Lines | 1991 | Fun World | | |
| megaman | Mega Man: The Power Battle (CPS1, USA 951006) | 1995 | Capcom | | |
| megaman2 | Mega Man 2: The Power Fighters (USA 960708) | 1996 | Capcom | | |
| megaman2a | Mega Man 2: The Power Fighters (Asia 960708) | 1996 | Capcom | megaman2 | megaman2 |
| megaman2h | Mega Man 2: The Power Fighters (Hispanic 960712) | 1996 | Capcom | megaman2 | megaman2 |
| megamana | Mega Man: The Power Battle (CPS1, Asia 951006) | 1995 | Capcom | megaman | megaman |
| megamn2d | Mega Man 2: The Power Fighters (USA 960708 Phoenix Edition) (bootleg) | 1996 | bootleg | megaman2 | megaman2 |
| megapad | Megapad 31-in-1 | 200? | Waixing | | |
| megapc | MegaPC | 1993 | Amstrad plc | | |
| megapcpl | MegaPC Plus | 199? | Amstrad plc | megapc | megapc |
| megapcpla | MegaPC Plus (WINBUS chipset) | 199? | Amstrad plc | megapc | megapc |
| megaphx | Mega Phoenix | 1991 | Dinamic / Inder | | |
| megaplay | Mega Play BIOS | 1993 | Sega | | |
| megast | MEGA ST (USA) | 1987 | Atari | st | st |
| megast_de | MEGA ST (Germany) | 1987 | Atari | st | st |
| megast_fr | MEGA ST (France) | 1987 | Atari | st | st |
| megast_se | MEGA ST (Sweden) | 1987 | Atari | st | st |
| megast_sg | MEGA ST (Switzerland) | 1987 | Atari | st | st |
| megast_uk | MEGA ST (UK) | 1987 | Atari | st | st |
| megaste | MEGA STe (USA) | 1991 | Atari | ste | ste |
| megaste_de | MEGA STe (Germany) | 1991 | Atari | ste | ste |
| megaste_es | MEGA STe (Spain) | 1991 | Atari | ste | ste |
| megaste_fr | MEGA STe (France) | 1991 | Atari | ste | ste |
| megaste_it | MEGA STe (Italy) | 1991 | Atari | ste | ste |
| megaste_se | MEGA STe (Sweden) | 1991 | Atari | ste | ste |
| megaste_uk | MEGA STe (UK) | 1991 | Atari | ste | ste |
| megastrp | Mega Double Strip (Ver. 1.10b) | 1992 | Blitz Systems Inc. | | |
| megat | Pit Boss Megatouch (9235-00-01 R0A) | 1994 | Merit | | |
| megat2 | Pit Boss Megatouch II (9255-10-01 R0G, Standard version) | 1994 | Merit | | |
| megat2a | Pit Boss Megatouch II (9255-10-01 R0E, Standard version) | 1994 | Merit | megat2 | megat2 |
| megat2b | Pit Boss Megatouch II (9255-10-01 R0D, Standard version) | 1994 | Merit | megat2 | megat2 |
| megat2ca | Pit Boss Megatouch II (9255-10-06 R0G, California version) | 1994 | Merit | megat2 | megat2 |
| megat2caa | Pit Boss Megatouch II (9255-10-06 R0E, California version) | 1994 | Merit | megat2 | megat2 |
| megat2mn | Pit Boss Megatouch II (9255-10-02 R0G, Minnesota version) | 1994 | Merit | megat2 | megat2 |
| megat3 | Megatouch III (9255-20-01 R0N, Standard version) | 1996 | Merit | | |
| megat3a | Megatouch III (9255-20-01 R0K, Standard version) | 1995 | Merit | megat3 | megat3 |
| megat3b | Megatouch III (9255-20-01 R0F, Standard version) | 1995 | Merit | megat3 | megat3 |
| megat3c | Megatouch III (9255-20-01 R0B, Standard version) | 1995 | Merit | megat3 | megat3 |
| megat3ca | Megatouch III (9255-20-06 R0N, California version) | 1996 | Merit | megat3 | megat3 |
| megat3caa | Megatouch III (9255-20-06 R0D, California version) | 1995 | Merit | megat3 | megat3 |
| megat3d | Megatouch III (9255-20-01 R0A, Standard version) | 1995 | Merit | megat3 | megat3 |
| megat3nj | Megatouch III (9255-20-07 R0G, New Jersey version) | 1995 | Merit | megat3 | megat3 |
| megat3te | Megatouch III Tournament Edition (9255-30-01 R0E, Standard version) | 1996 | Merit | megat3 | megat3 |
| megat3tg | Megatouch III Turnier Edition (9255-30-50 R0F, Bi-Lingual GER/ENG version) | 1996 | Merit | megat3 | megat3 |
| megat4 | Megatouch IV (9255-40-01 R0E, Standard version) | 1996 | Merit | | |
| megat4a | Megatouch IV (9255-40-01 R0D, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4b | Megatouch IV (9255-40-01 R0B, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4c | Megatouch IV (9255-40-01 R0A, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4d | Megatouch IV (9255-40-01 R0, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4s | Super Megatouch IV (9255-41-01 R0G, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4sa | Super Megatouch IV (9255-41-01 R0E, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4sb | Super Megatouch IV (9255-41-01 R0C, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4smn | Super Megatouch IV (9255-41-02 R0C, Minnesota version) | 1996 | Merit | megat4 | megat4 |
| megat4snj | Super Megatouch IV (9255-41-07 R0G, New Jersey version) | 1996 | Merit | megat4 | megat4 |
| megat4st | Super Megatouch IV Tournament Edition (9255-51-01 R0B, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4stg | Super Megatouch IV Turnier Version (9255-51-50 R0A, Bi-Lingual GER/ENG version) | 1996 | Merit | megat4 | megat4 |
| megat4te | Megatouch IV Tournament Edition (9255-50-01 R0D, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat4tea | Megatouch IV Tournament Edition (9255-50-01 R0A, Standard version) | 1996 | Merit | megat4 | megat4 |
| megat5 | Megatouch 5 (9255-60-01 R0I, Standard version) | 1997 | Merit | | |
| megat5a | Megatouch 5 (9255-60-01 R0C, Standard version) | 1997 | Merit | megat5 | megat5 |
| megat5g | Megatouch 5 (9255-60-50 R0G, Bi-Lingual GER/ENG version) | 1998 | Merit | megat5 | megat5 |
| megat5nj | Megatouch 5 (9255-60-07 R0N, New Jersey version) | 1998 | Merit | megat5 | megat5 |
| megat5t | Megatouch 5 Tournament Edition (9255-70-01 R0C, Standard version) | 1998 | Merit | megat5 | megat5 |
| megat5tg | Megatouch 5 Turnier Version (9255-70-50 R0D, Bi-Lingual GER/ENG version) | 1998 | Merit | megat5 | megat5 |
| megat6 | Megatouch 6 (9255-80-01 R0A, Standard version) | 1998 | Merit | | |
| megat7e | Megatouch 7 Encore Edition (9255-90-01 R00, Standard version) | 2000 | Merit | | |
| megata | Pit Boss Megatouch (9234-20-01 R0A) | 1994 | Merit | megat | megat |
| megatack | Megatack (set 1) | 1980 | Centuri (Game Plan license) | | |
| megatacka | Megatack (set 2) | 1980 | Centuri (Game Plan license) | megatack | megatack |
| megatech | Mega-Tech | 1989 | Sega | | |
| megatrix | MeGaTrix (Spain) | 2007 | | | |
| megaturbo | Mega Turbo 2 | 1991 | Premier Technology | | |
| megazone | Mega Zone (version L) | 1983 | Konami | | |
| megazonea | Mega Zone (unknown version 1) | 1983 | Konami (Interlogic / Kosuka license) | megazone | megazone |
| megazoneb | Mega Zone (unknown version 2) | 1983 | Konami | megazone | megazone |
| megazoneh | Mega Zone (version H) | 1983 | Konami (Kosuka license) | megazone | megazone |
| megazonei | Mega Zone (version I) | 1983 | Konami | megazone | megazone |
| megazonej | Mega Zone (version J) | 1983 | Konami (Interlogic / Kosuka license) | megazone | megazone |
| megrescu | Megumi Rescue | 1987 | Sega / Exa | | |
| meijinsn | Meijinsen (set 1) | 1986 | SNK | | |
| meijinsna | Meijinsen (set 2) | 1986 | SNK | meijinsn | meijinsn |
| meikyuh | Meikyuu Hunter G (Japan) | 1987 | Data East Corporation | | |
| meikyuhbl | Meikyuu Hunter G (Japan, bootleg) | 1987 | bootleg | meikyuh | meikyuh |
| mekd1 | MEK6800D1 | 1975 | Motorola | | |
| mekd2 | MEK6800D2 | 1977 | Motorola | | |
| mekd3 | MEK6802D3 | 1978 | Motorola | | |
| mekd4 | MEK6802D4 | 1980 | Motorola | | |
| mekd5 | MEK6802D5 | 1980 | Motorola | | |
| melodym | Melody Madness | 1980 | GAF | | |
| meltyb | Melty Blood Act Cadenza Version B2 (Japan) (GDL-0039A) | 2006 | Ecole Software | naomigd | |
| meltybld | Melty Blood Act Cadenza Ver. A (Japan) (GDL-0028C) | 2005 | Ecole Software | naomigd | |
| meltyblo | Melty Blood Act Cadenza (Japan) (GDL-0028) | 2005 | Ecole Software | meltybld | meltybld |
| meltybo | Melty Blood Act Cadenza Version B (Japan) (GDL-0039) | 2006 | Ecole Software | meltyb | meltyb |
| memc | Acorn MEMC | | | | |
| memcjr | Apple MEMCjr memory controller | | | | |
| memlane | Memory Lane | 1978 | Stern | | |
| memoquiz | Memoquiz | 1978 | M.E.M. Belgium | | |
| memorymoog | Memorymoog | 1982 | Moog Music | | |
| menghong | Meng Hong Lou | 2004? | Sealy | | |
| menghonga | Meng Hong Lou (earlier) | 2004? | Sealy | menghong | menghong |
| mentor16 | Mentor 16 | 1989 | Novag Industries / Intelligent Heuristic Programming | | |
| meosism | Meosis Magic (Japan) | 1996? | Sammy | | |
| mephisto | Mephisto | 1980 | Hegener + Glaser | | |
| mephisto1x | Mephisto 1X | 1981 | Hegener + Glaser | | |
| mephisto2 | Mephisto II (set 1) | 1981 | Hegener + Glaser | | |
| mephisto2a | Mephisto II (set 2) | 1981 | Hegener + Glaser | mephisto2 | mephisto2 |
| mephisto2b | Mephisto II (set 3) | 1981 | Hegener + Glaser | mephisto2 | mephisto2 |
| mephisto3 | Mephisto III (set 1) | 1983 | Hegener + Glaser | | |
| mephisto3a | Mephisto III (set 2) | 1983 | Hegener + Glaser | mephisto3 | mephisto3 |
| mephisto3b | Mephisto III (set 3) | 1983 | Hegener + Glaser | mephisto3 | mephisto3 |
| mephisto3c | Mephisto III (set 4) | 1983 | Hegener + Glaser | mephisto3 | mephisto3 |
| mephisto3d | Mephisto III (set 5) | 1983 | Hegener + Glaser | mephisto3 | mephisto3 |
| mephistoe2 | Mephisto ESB II (ESB 6000 board) | 1981 | Hegener + Glaser | | |
| mephistoe2a | Mephisto ESB II (ESB II board) | 1981 | Hegener + Glaser | mephistoe2 | mephistoe2 |
| mephistoj | Mephisto Junior (1982 version) | 1982 | Hegener + Glaser | | |
| mephistp | Mephisto (Stargame) (rev. 1.2) | 1987 | Stargame | | |
| mephistp1 | Mephisto (Stargame) (rev. 1.1) | 1987 | Stargame | mephistp | mephistp |
| mephistpn | Mephisto (Stargame) (newer?) | 1987 | Stargame | mephistp | mephistp |
| mercenario | Mercenario (bootleg of Commando) | 1985 | bootleg | commando | commando |
| mercs | Mercs (World 900302) | 1990 | Capcom | | |
| mercsj | Senjou no Ookami II (Japan 900302) | 1990 | Capcom | mercs | mercs |
| mercsu | Mercs (USA 900608) | 1990 | Capcom | mercs | mercs |
| mercsur1 | Mercs (USA 900302) | 1990 | Capcom | mercs | mercs |
| meritjp | Merit Joker Poker (9131-09) | 1988 | Merit | | |
| meritum_net | Meritum I (Model 2) (network) | 1985 | Mera-Elzab | meritum1 | meritum1 |
| meritum1 | Meritum I (Model 1) | 1983 | Mera-Elzab | | |
| meritum2 | Meritum I (Model 2) | 1985 | Mera-Elzab | meritum1 | meritum1 |
| merlin | Merlin: The Electronic Wizard | 1978 | Parker Brothers | | |
| merlinmm | Merlins Money Maze | 1986 | Zilec-Zenitone | | |
| mermaid | Mermaid | 1982 | Sanritsu / Rock-Ola | | |
| merryjn | Merry Joiner | 2004 | Belatra | | |
| mes | MES | 198? | Schleicher | | |
| messimg_disk_image | Mac image | | | | |
| metabee | Metabee Shot | 2001 | Natsume / Banpresto | | |
| metafox | Meta Fox | 1989 | Jordan I.S. / Seta | | |
| metalb | Metal Black (World) | 1991 | Taito Corporation Japan | | |
| metalba | Metal Black (World, single PCB) | 1991 | Taito Corporation Japan | metalb | metalb |
| metalbj | Metal Black (Japan) | 1991 | Taito Corporation | metalb | metalb |
| metalman | Metal Man | 1992 | Inder | | |
| metalmx | Metal Maniax (prototype) | 1994 | Atari Games | | |
| metamaq2 | Metamaquina 2 desktop 3d printer | 2012 | Metamaquina | | |
| metamrph | Metamorphic Force (ver EAA) | 1993 | Konami | | |
| metamrpha | Metamorphic Force (ver AAA) | 1993 | Konami | metamrph | metamrph |
| metamrphe | Metamorphic Force (ver EAA - alternate) | 1993 | Konami | metamrph | metamrph |
| metamrphj | Metamorphic Force (ver JAA) | 1993 | Konami | metamrph | metamrph |
| metamrphu | Metamorphic Force (ver UAA) | 1993 | Konami | metamrph | metamrph |
| meteor | Meteoroids | 1981 | Venture Line | spcforce | spcforce |
| meteora | Meteor (Alca bootleg of Moon Cresta) | 1980? | bootleg (Alca) | mooncrst | mooncrst |
| meteorbl | Meteor (bootleg of Asteroids) | 1979 | bootleg | asteroid | asteroid |
| meteorho | Meteor (Hoei bootleg of Asteroids) | 1979 | bootleg (Hoei) | asteroid | asteroid |
| meteorite | Meteorite (Proel bootleg of Asteroids) | 1979 | bootleg (Proel) | asteroid | asteroid |
| meteorp | Meteor (Bug fix release) | 1979 | Stern | | |
| meteorpo | Meteor (First release) | 1979 | Stern | meteorp | meteorp |
| meteors | Meteors | 19?? | Amusement World | spcforce | spcforce |
| meteort | Meteor (Taito) | 1980 | Taito do Brasil | | |
| meteorts | Meteorites (VGG bootleg of Asteroids) | 1979 | bootleg (VGG) | asteroid | asteroid |
| meters | Electromechanical meters | | | | |
| metestrm | Meteor Storm (0152162, US) | 2007 | Aristocrat | aristmk6 | |
| metlclsh | Metal Clash (Japan) | 1985 | Data East Corporation | | |
| metlfrzr | Metal Freezer (Japan) | 1989 | Seibu Kaihatsu | | |
| metlhawk | Metal Hawk (Rev C) | 1988 | Namco | | |
| metlhawkj | Metal Hawk (Japan, Rev F) | 1988 | Namco | metlhawk | metlhawk |
| metlsavr | Metal Saver | 1994 | First Amusement | | |
| metmqstr | Metamoqester (World) | 1995 | Banpresto / Pandorabox | | |
| metrocrs | Metro-Cross (set 1) | 1985 | Namco | | |
| metrocrsa | Metro-Cross (set 2) | 1985 | Namco | metrocrs | metrocrs |
| mex68kecb | 68000 Educational Computer Board | 1981 | Motorola | | |
| mexico | Mexico 86 (German speech) | 1986 | Zaccaria | | |
| mexico86 | Mexico 86 (bootleg of Kick and Run, set 1) | 1986 | bootleg | kicknrun | kicknrun |
| mexico86a | Mexico 86 (bootleg of Kick and Run, set 2) | 1986 | bootleg | kicknrun | kicknrun |
| mexicoi | Mexico 86 (Italian speech) | 1986 | Zaccaria | mexico | mexico |
| mf_achas | Astro Chase (Max-A-Flex) | 1982 | Exidy / First Star Software | maxaflex | |
| mf_bdash | Boulder Dash (Max-A-Flex) | 1984 | Exidy / First Star Software | maxaflex | |
| mf_brist | Bristles (Max-A-Flex) | 1983 | Exidy / First Star Software | maxaflex | |
| mf_flip | Flip & Flop (Max-A-Flex) | 1983 | Exidy / First Star Software | maxaflex | |
| mfabfz | Mikrocomputer fuer Ausbildung | 1979 | Berufsfoerdungszentrum Essen | | |
| mfabfz85 | Mikrocomputer fuer Ausbildung MAT85 | 1979 | Berufsfoerdungszentrum Essen | mfabfz | mfabfz |
| mfd51w | Apple/Sony 3.5 DD (400/800K GCR) | | | | |
| mfd75w | Apple/Sony 3.5 HD (Superdrive) | | | | |
| mfightc | Mahjong Fight Club (ver JAD) | 2002 | Konami | kviper | |
| mfightcc | Mahjong Fight Club (ver JAC) | 2002 | Konami | mfightc | mfightc |
| mfish | Multi Fish (021120) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_10 | Multi Fish (031117) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_11 | Multi Fish (031124) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_12 | Multi Fish (040308) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_12a | Multi Fish (bootleg, 040308, banking address hack) | 2002 | bootleg | mfish_13 | mfish_13 |
| mfish_13 | Multi Fish (040316) | 2002 | Igrosoft | | |
| mfish_2 | Multi Fish (021121) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_3 | Multi Fish (021124) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_3a | Multi Fish (bootleg, 021124, banking address hack) | 2002 | bootleg | mfish_13 | mfish_13 |
| mfish_4 | Multi Fish (021219) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_5 | Multi Fish (021227) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_6 | Multi Fish (030124) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_7 | Multi Fish (030511) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_8 | Multi Fish (030522) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfish_9 | Multi Fish (031026) | 2002 | Igrosoft | mfish_13 | mfish_13 |
| mfjump | Monster Farm Jump (Japan) | 2001 | Tecmo | coh1002m | |
| mfleappad | My First LeapPad | 2002 | LeapFrog | | |
| mfm_harddisk | Generic MFM hard disk | | | | |
| mfm_hd_connector | MFM hard disk connector | | | | |
| mfm_hd_st213 | Seagate ST-213 MFM hard disk | | | | |
| mfm_hd_st225 | Seagate ST-225 MFM hard disk | | | | |
| mfm_hd_st251 | Seagate ST-251 MFM hard disk | | | | |
| mfootb | Football (Mattel) | 1977 | Mattel Electronics | | |
| mfootb2 | Football 2 (Mattel) | 1978 | Mattel Electronics | | |
| mfunclub | Mahjong Fun Club - Idol Saizensen (Japan) | 1989 | Video System Co. | | |
| mg_alad | Aladdin's Cave (Maygay M2, SW7-536 SW7-465) | 1997 | Maygay | | |
| mg_alada | Aladdin's Cave (Maygay M2, SW8-323 SW8-299) | 1998 | Maygay | mg_alad | mg_alad |
| mg_aladb | Aladdin's Cave (Maygay M2, SW8-322 SW8-298) | 1998 | Maygay | mg_alad | mg_alad |
| mg_aladc | Aladdin's Cave (Maygay M2, SW8-298 SW8-144) | 1998 | Maygay | mg_alad | mg_alad |
| mg_bb | Big Break (Maygay M2, SW6-618 SW6-601) | 1996 | Maygay | | |
| mg_bba | Big Break (Maygay M2, SW6-656 SW6-635) | 1996 | Maygay | mg_bb | mg_bb |
| mg_bbb | Big Break (Maygay M2, SW6-657 SW6-636) | 1996 | Maygay | mg_bb | mg_bb |
| mg_ewg | Each Way Gambler (Maygay M2, SA6_127 SA6_113) | 1996 | Maygay | | |
| mg_ewga | Each Way Gambler (Maygay M2, SA6_128 SA6_114) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_ewgb | Each Way Gambler (Maygay M2, SA6_129 SA6_115) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_ewgc | Each Way Gambler (Maygay M2, SA6_130 SA6_115) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_ewgd | Each Way Gambler (Maygay M2, SA6_281 NONE) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_ewge | Each Way Gambler (Maygay M2, SA6_282 NONE) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_ewgf | Each Way Gambler (Maygay M2, SA6_283 NONE) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_ewgg | Each Way Gambler (Maygay M2, SA6_284 NONE) | 1996 | Maygay | mg_ewg | mg_ewg |
| mg_gbr | Guinness Book Of Records (Maygay M2, SW7-235 SW7-240) | 1997 | Maygay | | |
| mg_gbra | Guinness Book Of Records (Maygay M2, SW8-146 SW7-360) | 1998 | Maygay | mg_gbr | mg_gbr |
| mg_gbrb | Guinness Book Of Records (Maygay M2, SW8-147 SW7-361) | 1998 | Maygay | mg_gbr | mg_gbr |
| mg_jv | Jack & Vera (Maygay M2, set 1) | 199? | Maygay | | |
| mg_jva | Jack & Vera (Maygay M2, set 2) | 199? | Maygay | mg_jv | mg_jv |
| mg_jvb | Jack & Vera (Maygay M2, set 3) | 199? | Maygay | mg_jv | mg_jv |
| mg_jvc | Jack & Vera (Maygay M2, set 4) | 199? | Maygay | mg_jv | mg_jv |
| mg_kf | Krypton Factor (Maygay M2, set 1) | 199? | Maygay | | |
| mg_kfa | Krypton Factor (Maygay M2, set 2) | 199? | Maygay | mg_kf | mg_kf |
| mg_lug | London Underground (Maygay M2, SW8-232 SW8-154) | 1998 | Maygay | | |
| mg_luga | London Underground (Maygay M2, SW8-233 SW8-155) | 1998 | Maygay | mg_lug | mg_lug |
| mg_pbw | Pinball Wizard (Maygay M2, SW8-098 SW8148) | 1998 | Maygay | | |
| mg_pbwa | Pinball Wizard (Maygay M2, SW8-099 SW8149) | 1998 | Maygay | mg_pbw | mg_pbw |
| mg_pbwb | Pinball Wizard (Maygay M2, SW8-098 SW8-096) | 1998 | Maygay | mg_pbw | mg_pbw |
| mg_risk | Risk (Maygay M2, SW7-614 SW7-461) | 1997 | Maygay | | |
| mg_riska | Risk (Maygay M2, SW9-025 SW9-023) | 1999 | Maygay | mg_risk | mg_risk |
| mg_riskb | Risk (Maygay M2, SW9-024 SW9-026) | 1999 | Maygay | mg_risk | mg_risk |
| mg_scl | Super Clue (Maygay M2, SW8-152 SW8-130) | 1998 | Maygay | | |
| mg_scla | Super Clue (Maygay M2, SW8-153 SW8-131) | 1998 | Maygay | mg_scl | mg_scl |
| mg1 | MG-1 | 1984 | Whitechapel Computer Works | | |
| mg1_kbd_device | MG-1 Keyboard | | | | |
| mga2064w | Matrox Millennium "IS-STORM / MGA-2064W" | | | | |
| mgakuen | Mahjong Gakuen | 1988 | Yuga | | |
| mgakuen2 | Mahjong Gakuen 2 Gakuen-chou no Fukushuu | 1989 | Face | | |
| mgames | Match Games | 1981 | Merit | | |
| mgarden | Magic Garden (AHG1211-03, US) | 1997 | Aristocrat | eforsta5 | eforsta5 |
| mgardena | Magic Garden (AHG1211-99, US) | 1997 | Aristocrat | eforsta5 | eforsta5 |
| mgavegas | Vegas 1 (Ver 2.3 dual coin pulse, shorter) | 1985 | MGA | | |
| mgavegas133 | Vegas 1 (Ver 1.33 single coin pulse) | 1985 | MGA | mgavegas | mgavegas |
| mgavegas21 | Vegas 1 (Ver 2.1 dual coin pulse, longer) | 1985 | MGA | mgavegas | mgavegas |
| mgb_ppu | MGB PPU | | | | |
| mgcldate | Magical Date / Magical Date - Dokidoki Kokuhaku Daisakusen (Ver 2.02J) | 1996 | Taito | mgcldtex | mgcldtex |
| mgcldtex | Magical Date EX / Magical Date - Sotsugyou Kokuhaku Daisakusen (Ver 2.01J) | 1997 | Taito | coh1000t | |
| mgcrystl | Magical Crystals (World, 92/01/10) | 1991 | Kaneko | | |
| mgcrystlj | Magical Crystals (Japan, 92/01/13) | 1991 | Kaneko (Atlus license) | mgcrystl | mgcrystl |
| mgcrystlo | Magical Crystals (World, 91/12/10) | 1991 | Kaneko | mgcrystl | mgcrystl |
| mgcs | Manguan Caishen (China, V103CS) | 1998 | IGS | | |
| mgcs2h | Manguan Caishen 2 (link version, host) | 1999 | IGS | | |
| mgcs2l | Manguan Caishen 2 (link version, extension, S110CN) | 1999 | IGS | | |
| mgcs3 | Manguan Caishen 3 (V101CN) | 2007 | IGS | | |
| mgcsa | Manguan Caishen (China, V106CS) | 1998 | IGS | mgcs | mgcs |
| mgcsb | Manguan Caishen (China, V110C) | 1998 | IGS | mgcs | mgcs |
| mgdh | Manguan Daheng (Taiwan, V125T1) | 1997 | IGS | | |
| mgdha | Manguan Daheng (Taiwan, V123T1) | 1997 | IGS | mgdh | mgdh |
| mghammer | Medal Get Hammer (V100JP) | 2015 | IGS / Enheart | | |
| mgion | Gionbana (Japan 890207, medal) | 1989 | Nichibutsu | | |
| mgmen89 | Mahjong G-MEN'89 (Japan 890425) | 1989 | Nichibutsu | | |
| mgnumber | Magic Number | 1995 | CD Express | cubo | |
| mgolf | Mini Golf (Atari, prototype) | 1978 | Atari | | |
| mgprem11 | Magic Premium (v1.1) | 1996 | CD Express | cubo | |
| mgt20in1 | MGT 20-in-1 TV-Spielekonsole (Germany) | 2009 | MGT | | |
| mgtfit | Fitness Konsole (NC1470) | 200? | MGT | | |
| mgzz | Manguan Zhizun (V101CN) | 2003 | IGS | | |
| mgzz100cn | Manguan Zhizun (V100CN) | 2003 | IGS | mgzz | mgzz |
| mhavoc | Major Havoc (rev 3) | 1983 | Atari | | |
| mhavoc2 | Major Havoc (rev 2) | 1983 | Atari | mhavoc | mhavoc |
| mhavocp | Major Havoc (prototype) | 1983 | Atari | mhavoc | mhavoc |
| mhavocrv | Major Havoc - Return to Vax | 2006 | hack (JMA) | mhavoc | mhavoc |
| mhgaiden | Mahjong Hourouki Gaiden (Japan) | 1987 | Home Data | | |
| mhhonban | Mahjong Housoukyoku Honbanchuu (Japan) | 1994 | Nichibutsu | | |
| mhockey | Hockey (Mattel, US version) | 1978 | Mattel Electronics | | |
| mhockeya | Hockey (Mattel, export version) | 1978 | Mattel Electronics | mhockey | mhockey |
| mia | M.I.A. - Missing in Action (version T) | 1989 | Konami | | |
| mia2 | M.I.A. - Missing in Action (version S) | 1989 | Konami | mia | mia |
| miaction | Missing In Action | 199? | Vegas | | |
| miaj | M.I.A.: Missing in Action (Japan, version R) | 1989 | Konami | mia | mia |
| mic10937 | Micrel MIC10937 VFD controller | | | | |
| mice_6502 | MICE 6502 (Rev-A) | 1981 | Microtek | | |
| mice2_6502 | MICE-II 6502 (Rev-F) | 1987 | Microtek | mice2_z80 | mice2_z80 |
| mice2_6809 | MICE-II 6809(E) (Rev-L) | 1987 | Microtek | mice2_z80 | mice2_z80 |
| mice2_8085 | MICE-II 8085 (Rev-M) | 1987 | Microtek | mice2_z80 | mice2_z80 |
| mice2_z80 | MICE-II Z80 (Rev-F) | 1984 | Microtek | | |
| mice3s68k | MICE-IIIS 68000 | 1992 | Microtek | | |
| michigan | Michigan (Bingo) | 19?? | Splin | | |
| michkit1 | Michigan Bingo Kit 1 Generation (Bingo) | 19?? | Splin | michigan | michigan |
| michkitb | Michigan Kit Bingo Stake 6/10 (Bingo) | 19?? | Splin | michigan | michigan |
| michnew | Michigan Bingo New (Bingo) | 19?? | Splin | michigan | michigan |
| michstake | Michigan Bingo Stake 6/10 (Bingo) | 19?? | Splin | michigan | michigan |
| micom_xe_1a | Dempa Micom Soft Analog/Digital Intelligent Controller | | | | |
| micon2 | Micon-Kit Part II | 1978 | SNK | | |
| micral | Micral 80-22G | 1981 | Bull R2E | | |
| micral45 | Micral 45 | 199? | Bull | ibm5170 | ibm5170 |
| micro20 | Micro 20 | 1984 | GMX | | |
| micro3d_sound | Microprose Custom Sound | | | | |
| micro88 | Micro 8088 | 2017 | Sergey Kiselev | ibm5150 | ibm5150 |
| microbx2 | Microbox II | 1984 | Micro Concepts | | |
| microdrive_image | Sinclair Microdrive | | | | |
| microeng | Micro Engenho | 1982 | Spectrum Eletronica (SCOPUS) | apple2 | apple2 |
| microkit | COSMAC Microkit | 1975 | RCA | | |
| microkorg | microKORG Synthesizer/Vocoder | 2002 | Korg | | |
| micrombc | Microman Battle Charge (J 990326 V1.000) | 1999 | Sega | stvbios | |
| micromon7141 | Micromon 7141 ECG unit | 1995? | Kontron Instruments | | |
| micron | Micron | 1980 | Tangerine | mt65 | mt65 |
| micronic | Micronic 1000 | 1987 | Victor Micronic | | |
| microphone | Microphone | | | | |
| micropolis | Micropolis FDC | | | | |
| microtan_kbd_mt006 | Microtan Keypad (MT006) | | | | |
| microtan_kbd_mt009 | Microtan Keyboard (MT009) | | | | |
| microtan_kbd_slot | Microtan Keyboard Interface | | | | |
| microtan_kbd_spinveti | ETI Space Invasion Key Unit | | | | |
| microtouch | Microtouch Touchscreen | | | | |
| microtrol | unknown Microtrol portable computer | 1985 | Microtrol | eurocom2 | eurocom2 |
| microvsn | Microvision | 1979 | Milton Bradley | | |
| midassprite | MIDAS Sprites | | | | |
| midcsd | Cheap Squeak Deluxe Sound Board | | | | |
| midearth | Middle Earth | 1978 | Atari | | |
| mideartha | Middle Earth (alternate) | 1978 | Atari | midearth | midearth |
| midi_kbd | Generic MIDI Keyboard | | | | |
| midi_port | MIDI port | | | | |
| midi2cv8 | midi2cv8 | 1997 | PAiA Electronics | | |
| midi2cv8_vhz | midi2cv8 V/Hz | 1997 | PAiA Electronics | | |
| midiin | MIDI In image device | | | | |
| midiin_port | MIDI In port | | | | |
| midiout | MIDI Out image device | | | | |
| midiout_port | MIDI Out port | | | | |
| midiverb | MIDIverb | 1986 | Alesis | | |
| midiverb_dsp | MIDIverb discrete DSP | | | | |
| midnrun | Midnight Run: Road Fighter 2 (EAA, Euro v1.11) | 1995 | Konami | | |
| midnruna | Midnight Run: Road Fighter 2 (AAA, Asia v1.10, older sound program) | 1995 | Konami | midnrun | midnrun |
| midnruna2 | Midnight Run: Road Fighter 2 (AAA, Asia v1.10, newer sound program) | 1995 | Konami | midnrun | midnrun |
| midnrunj | Midnight Run: Road Fighter 2 (JAD, Japan v1.10) | 1995 | Konami | midnrun | midnrun |
| midres | Midnight Resistance (World, set 1) | 1989 | Data East Corporation | | |
| midres2 | Midnight Resistance (World, set 2) | 1989 | Data East Corporation | midres | midres |
| midresb | Midnight Resistance (bootleg with 68705) | 1989 | bootleg | midres | midres |
| midresbj | Midnight Resistance (Joystick bootleg) | 1989 | bootleg | midres | midres |
| midresj | Midnight Resistance (Japan) | 1989 | Data East Corporation | midres | midres |
| midresu | Midnight Resistance (US) | 1989 | Data East USA | midres | midres |
| midsg | Midway Sounds Good Sound Board | | | | |
| midssio | Midway SSIO Sound Board | | | | |
| midtcs | Midway Turbo Cheap Squeak Sound Board | | | | |
| midway_ioasic | Midway IOASIC | | | | |
| midway_serial_pic_emu | Midway Serial PIC Emulation | | | | |
| midway_serial_pic_sim | Midway Serial PIC Simulation | | | | |
| midway_serial_pic2 | Midway Serial PIC 2 | | | | |
| mie | Sega 315-6146 MIE | | | | |
| mie_jvs | JVS (MIE) | | | | |
| miexchng | Money Puzzle Exchanger / Money Idol Exchanger | 1997 | Face | neogeo | |
| mif201 | Micro Musician VA MIF-201 MIDI Interface | | | | |
| mightguy | Mighty Guy | 1986 | Nichibutsu | | |
| mightyframe | Mightyframe | 1985? | Convergent Technologies | | |
| mijx30gp | JX30GP, Motherboard P/N: 09-00189-10 REV B1 | 199? | Micronics | ibm5170 | ibm5170 |
| mikie | Mikie | 1984 | Konami | | |
| mikiehs | Mikie (High School Graffiti) | 1984 | Konami | mikie | mikie |
| mikiej | Shinnyuu Shain Tooru-kun (Japan) | 1984 | Konami | mikie | mikie |
| mikiek | Shin-ip Sawon - Seok Dol-i (Korea) | 1984 | bootleg | mikie | mikie |
| mikro80 | Mikro-80 | 1983 | | | |
| mikrolab | Mikrolab KR580IK80 | 19?? | | tk80 | tk80 |
| mikron2 | Mikron-2 | 1986 | | radio86 | radio86 |
| mikrosha | Mikrosha | 1987 | Lianozovo Electromechanical Factory | radio86 | radio86 |
| mil4000 | Millennium Nuovo 4000 (Version 2.0) | 2000 | Sure Milano | | |
| mil4000a | Millennium Nuovo 4000 (Version 1.8) | 2000 | Sure Milano | mil4000 | mil4000 |
| mil4000b | Millennium Nuovo 4000 (Version 1.5) | 2000 | Sure Milano | mil4000 | mil4000 |
| mil4000c | Millennium Nuovo 4000 (Version 1.6) | 2000 | Sure Milano | mil4000 | mil4000 |
| milano | Mephisto Milano (v1.02) | 1991 | Hegener + Glaser | | |
| milanoa | Mephisto Milano (v1.01) | 1991 | Hegener + Glaser | milano | milano |
| milkin | Milkin' It (10251911, NSW/ACT) | 2007 | Aristocrat | aristmk6 | |
| millipdd | Millipede Dux (hack) | 1989 | hack (Two-Bit Score) | milliped | milliped |
| milliped | Millipede | 1982 | Atari | | |
| milln_l3 | Millionaire (L-3) | 1987 | Williams | | |
| millpac | Millpac (bootleg of Centipede) | 1980 | bootleg? (Valadon Automation) | centiped | centiped |
| millsun | Millennium Sun | 200? | | | |
| milton | Electronic Milton | 1980 | Milton Bradley | | |
| milton_led_filter | Milton LED Filter | | | | |
| mimonkey | Mighty Monkey | 1982 | Universal Video Games | | |
| mimonkeyug | Mighty Monkey (U.Games bootleg) | 1983 | bootleg (U.Games) | mimonkey | mimonkey |
| mimonsco | Mighty Monkey (bootleg on Super Cobra hardware) | 1982 | bootleg | mimonkey | mimonkey |
| mimonscr | Mighty Monkey (bootleg on Scramble hardware) | 1982 | bootleg | mimonkey | mimonkey |
| mimonscra | Mighty Monkey (Kaina Games, bootleg on Scramble hardware) | 1982 | bootleg (Kaina Games) | mimonkey | mimonkey |
| minasan | Minasan no Okagesamadesu! Dai Sugoroku Taikai (MOM-001 ~ MOH-001) | 1990 | Monolith Corp. | neogeo | |
| mindset | Mindset Personal Computer | 1984 | Mindset Corporation | | |
| mindset_module | MINDSET module | | | | |
| mindset_rs232_module | MINDSET RS232 module | | | | |
| mindset_sound_module | MINDSET stereo sound module | | | | |
| minefld | Minefield | 1983 | Stern Electronics | | |
| minefldfe | Minefield (The Logicshop, bootleg) | 1983 | bootleg (The Logicshop) | minefld | minefld |
| minemine | Mine, Mine, Mine (0400115V, NSW/ACT) | 1996 | Aristocrat | aristmk5 | |
| minemineu | Mine, Mine, Mine (VHG0416-99, US) | 1996 | Aristocrat | minemine | minemine |
| minemineua | Mine, Mine, Mine (NHG0416-02, US) | 1996 | Aristocrat | minemine | minemine |
| minemineub | Mine, Mine, Mine (NHG0416-99, US) | 1996 | Aristocrat | minemine | minemine |
| mineswpr | Minesweeper | 1977 | Amutech | | |
| mineswpr4 | Minesweeper (4-Player) | 1977 | Amutech | mineswpr | mineswpr |
| minferno | Inferno (Meadows) | 1978 | Meadows Games, Inc. | | |
| mini2440 | Mini2440 | 2009 | FriendlyARM | | |
| mini5sx | Bungo mini 5SX | 1991 | NEC | | |
| miniazard | Mini Azar D | 1989? | Arfyc | | |
| minib | MiniB Computer | 2002 | Sprow | | |
| miniboy7 | Mini-Boy 7 (set 1) | 1983 | Bonanza Enterprises, Ltd | | |
| miniboy7a | Mini-Boy 7 (set 2) | 1983 | Bonanza Enterprises, Ltd | miniboy7 | miniboy7 |
| minichif | ICT Mini Chief Disk Drive | | | | |
| minicom | Minicom IV (1997-08-11) | 1997 | Ultratec | | |
| minidart | Minidart | 2009 | Compumatic | | |
| miniforce | miniFORCE | 1987 | Force Computers | | |
| minifram | Miniframe | 1985 | Convergent | | |
| minigolf | Mini Golf (set 1) | 1985 | Bally/Sente | | |
| minigolfa | Mini Golf (11/25/85) | 1985 | Bally/Sente | minigolf | minigolf |
| minigolfb | Mini Golf (10/8/85) | 1985 | Bally/Sente | minigolf | minigolf |
| minigolfct | Mini Golf (cocktail, 10/18/85) | 1985 | Bally/Sente | minigolf | minigolf |
| miniguay | Mini Guay VD | 1986 | Cirsa | | |
| minihockey | Mini Hockey | 1991 | Rumatic | | |
| minijook | MiniJook | 199? | Sound Leisure | | |
| minimony | Mini Money | 199? | Cirsa | | |
| minimonya | Mini Money (set 2, v1.5?) | 199? | Cirsa | minimony | minimony |
| minimonyb | Mini Money (set 3, v1.4?) | 199? | Cirsa | minimony | minimony |
| miniscc | Mini Sensory Chess Challenger (MCS-48 version) | 1982 | Fidelity Electronics | | |
| miniscco | Mini Sensory Chess Challenger (Z8 version) | 1981 | Fidelity Electronics | miniscc | miniscc |
| minisupf | Mini Super Fruits | 1981 | Cirsa | | |
| minisys2k | MiniSys 2000 | 199? | SIIG | ibm5170 | ibm5170 |
| minitel2 | Minitel 2 | 1989 | Philips | | |
| minivadr | Mini Vaders | 1990 | Taito Corporation | | |
| minnadk | Minna de Kitaeru Zenno Training (Ver. 1.50) | 2007 | Namco | sys246 | |
| minspace | Invasion From Space (patent) | 1980 | Mego | | |
| minx | Nintendo Minx | | | | |
| miprimlec | Mis Primeras Lecciones (Spain) | 1995 | VTech | | |
| mips_rambo | MIPS RAMBO | | | | |
| mipsx | MIPS-X | | | | |
| mir7hg | Miracle Seven - Heaven's Gate (Japan, v1.0.2) | 1996 | Excellent System | | |
| mirage | Mirage Youjuu Mahjongden (Japan) | 1994 | Mitchell | | |
| mirax | Mirax (set 1) | 1985 | Current Technology, Inc. | | |
| miraxa | Mirax (set 2) | 1985 | Current Technology, Inc. | mirax | mirax |
| miraxb | Mirax (set 3) | 1985 | Current Technology, Inc. | mirax | mirax |
| mirco21 | 21 (Mirco) | 1976 | Mirco Games | hitme | hitme |
| mirderby | Miracle Derby (Japan) | 1988 | Home Data / Ascot | | |
| mirninja | Mirai Ninja (Japan, set 1) | 1988 | Namco | | |
| mirninjaa | Mirai Ninja (Japan, set 2) | 1988 | Namco | mirninja | mirninja |
| mirworld | Mirage World (satellite) | 2007 | Sega | segasp | |
| misatk | Missile Attack / Space Alert | 1977 | Mattel Electronics | | |
| misdraw | Michigan Super Draw (2131-16, U5-2) | 1986 | Big Apple Games / Merit | | |
| misncrft | Mission Craft (version 2.7) | 2000 | Sun | | |
| misncrfta | Mission Craft (version 2.4) | 2000 | Sun | misncrft | misncrft |
| missamer | Miss Americana | 1984 | Sirmo | | |
| missb2 | Miss Bubble II | 1996 | Alpha Co. | | |
| missile | Missile Command (rev 3, A035467-02/04 PCBs) | 1980 | Atari | | |
| missile1 | Missile Command (rev 1, A035467-02 PCBs) | 1980 | Atari | missile | missile |
| missile1a | Missile Command (rev 1, A035467-01 PCBs) | 1980 | Atari | missile | missile |
| missile2 | Missile Command (rev 2, A035467-02/04 PCBs) | 1980 | Atari | missile | missile |
| missile2a | Missile Command (rev 2, A035467-01/03 PCBs) | 1980 | Atari | missile | missile |
| missilea | Missile Command (rev 3, A035467-01/03 PCBs) | 1980 | Atari | missile | missile |
| missilebl | Missile Attack (U.Games bootleg of Missile Command) | 1981 | bootleg (U.Games) | missile | missile |
| missilem | Missile Command Multigame | 2005 | hack (Braze Technologies) | missile | missile |
| missilex | Missile-X | 1977 | Taito | | |
| missmw96 | Miss Mister World '96 (Nude) | 1996 | Comad | missw96 | missw96 |
| missw02 | Miss World 2002 | 2002 | Comad | | |
| missw02d | Miss World 2002 (Daigom license) | 2002 | Daigom | missw02 | missw02 |
| missw96 | Miss World '96 (Nude) (C-3000A PCB, set 1) | 1996 | Comad | | |
| missw96a | Miss World '96 (Nude) (C-3000A PCB, set 2) | 1996 | Comad | missw96 | missw96 |
| missw96b | Miss World '96 (Nude) (C-3000A PCB, set 3) | 1996 | Comad | missw96 | missw96 |
| missw96c | Miss World '96 (Nude) (C-3000B PCB) | 1996 | Comad | missw96 | missw96 |
| misterx | MisterX | 1988 | Video Technology / Yeno | | |
| mistrum | Mistrum | 1988 | Amaterske RADIO | spectrum | spectrum |
| miteshin | Mite Shinzeyou | 1995 | Capcom | | |
| mits680b | Altair 680b | 1976 | MITS | | |
| mitsubishi_mf31m1_lycat01 | Mitsubishi Melcard 1 MB SRAM | | | | |
| miuchiz | Miuchiz Virtual Companions common BIOS | 2006 | MGA Entertainment | | |
| miwi2_16 | MiWi2 16-in-1 + Drum Master | 200? | Macro Winners | | |
| miwi2_7 | MiWi2 7-in-1 Sports | 200? | Macro Winners | | |
| mixer | Generic Audio Mixer | | | | |
| mizubaku | Mizubaku Daibouken (Japan) | 1990 | Taito Corporation | liquidk | liquidk |
| mj_130 | Michael Jordan (1.30, display A1.03) | 1992 | Data East | | |
| mj1 | Sega Yonin Uchi Mahjong MJ Network Taisen Ver. (Update Disc Ver.3.000, Japan) (CDP-10002F) | 2003 | Sega | naomigd | |
| mj1a | Sega Yonin Uchi Mahjong MJ (Update Disc Ver.1.007, Japan) (CDP-10002A) | 2002 | Sega | mj1 | mj1 |
| mj1b | Sega Yonin Uchi Mahjong MJ (Update Disc Ver.1.008, Japan) (CDP-10002B) | 2002 | Sega | mj1 | mj1 |
| mj1c | Sega Yonin Uchi Mahjong MJ (Update Disc Ver.1.011, Japan) (CDP-10002C) | 2003 | Sega | mj1 | mj1 |
| mj1d | Sega Yonin Uchi Mahjong MJ Network Taisen Ver. (Update Disc Ver.2.000, Japan) (CDP-10002D) | 2003 | Sega | mj1 | mj1 |
| mj1e | Sega Yonin Uchi Mahjong MJ Network Taisen Ver. (Update Disc Ver.2.002, Japan) (CDP-10002E) | 2003 | Sega | mj1 | mj1 |
| mj2 | Sega Network Taisen Mahjong MJ 2 (Rev G) (GDX-0006G) | 2005 | Sega | chihiro | |
| mj2c | Sega Network Taisen Mahjong MJ 2 (Rev C) (GDX-0006C) | 2004 | Sega | mj2 | mj2 |
| mj2f | Sega Network Taisen Mahjong MJ 2 (Rev F) (GDX-0006F) | 2005 | Sega | mj2 | mj2 |
| mj3 | Sega Network Taisen Mahjong MJ 3 (Rev F) (GDX-0017F) | 2006 | Sega | chihiro | |
| mj3c | Sega Network Taisen Mahjong MJ 3 (Rev C) (GDX-0017C) | 2005 | Sega | mj3 | mj3 |
| mj3d | Sega Network Taisen Mahjong MJ 3 (Rev D) (GDX-0017D) | 2006 | Sega | mj3 | mj3 |
| mj3evo | Sega Network Taisen Mahjong MJ 3 Evolution (Rev B) (GDX-0021B) | 2007 | Sega | chihiro | |
| mj3evoa | Sega Network Taisen Mahjong MJ 3 Evolution (Rev A) (GDX-0021A) | 2007 | Sega | mj3evo | mj3evo |
| mj3evoup | Sega Network Taisen Mahjong MJ 3 Evolution Firmware Update (GDX-0023) | 2006 | Sega | chihiro | |
| mj3up | Sega Network Taisen Mahjong MJ 3 Firmware Update (GDX-0019) | 2005 | Sega | chihiro | |
| mj4simai | Wakakusamonogatari Mahjong Yonshimai (Japan) | 1996 | Maboroshi Ware | | |
| mjanbari | Medal Mahjong Janjan Baribari (Japan) | 1992 | Nichibutsu / Yubis / AV Japan | janbari | janbari |
| mjangels | Mahjong Angels - Comic Theater Vol.2 (Japan) | 1991 | Dynax | | |
| mjapinky | Almond Pinky (Japan) | 1988 | Dynax | | |
| mjcamera | Mahjong Camera Kozou (Japan 881109, newer hardware) | 1989 | Miki Syouji | | |
| mjcameram | Mahjong Camera Kozou (Japan 890509, medal) | 1989 | Miki Syouji | mjcamera | mjcamera |
| mjcamerao | Mahjong Camera Kozou (Japan 881109, older hardware) | 1988 | Miki Syouji | mjcamera | mjcamera |
| mjchuuka | Maque Zhonghua Ernu (Taiwan) | 1998 | Dynax | | |
| mjclinic | Mahjong Clinic (Japan, set 1) | 1988 | Home Data | | |
| mjclinica | Mahjong Clinic (Japan, set 2) | 1988 | Home Data | mjclinic | mjclinic |
| mjclub | Mahjong Club (Japan) | 1986? | Xex | | |
| mjcomv1 | Mahjong Comic Gekijou Vol.1 (Japan) | 1991 | Dynax | | |
| mjdchuka | Maque Da Zhonghua Quan (Taiwan, D111) | 1995 | Dynax | | |
| mjdejav2 | Mahjong Shinkirou Deja Vu 2 (Japan) | 1989 | Dynax | mjdejavu | mjdejavu |
| mjdejavu | Mahjong Shinkirou Deja Vu (Japan) | 1989 | Dynax | | |
| mjderngr | Mahjong Derringer (Japan) | 1989 | Dynax | | |
| mjdialq2 | Mahjong Dial Q2 (Japan set 1) | 1991 | Dynax | | |
| mjdialq2a | Mahjong Dial Q2 (Japan set 2) | 1991 | Dynax | mjdialq2 | mjdialq2 |
| mjdiplob | Mahjong Diplomat (Japan) | 1987 | Dynax | | |
| mjegolf | Mahjong Erotica Golf (Japan) | 1994 | Fujic / AV Japan | | |
| mjelct3 | Mahjong Electron Base (parts 2 & 3, Japan set 1) | 1990 | Dynax | mjelctrn | mjelctrn |
| mjelct3a | Mahjong Electron Base (parts 2 & 3, Japan set 2) | 1990 | Dynax | mjelctrn | mjelctrn |
| mjelct3b | Mahjong Electron Base (parts 2 & 3, Japan set 3) | 1990 | Dynax | mjelctrn | mjelctrn |
| mjelct3bl | Mahjong Electron Base (parts 2 & 3, Japan bootleg set 1) | 1993 | bootleg | mjelctrn | mjelctrn |
| mjelct3bla | Mahjong Electron Base (parts 2 & 3, Japan bootleg set 2) | 1993 | bootleg | mjelctrn | mjelctrn |
| mjelct3blb | Mahjong Electron Base (parts 2 & 3, Japan bootleg set 3) | 1993 | bootleg | mjelctrn | mjelctrn |
| mjelctrb | Mahjong Electron Base (parts 2 & 4, Japan bootleg) | 1993 | bootleg | mjelctrn | mjelctrn |
| mjelctrn | Mahjong Electron Base (parts 2 & 4, Japan) | 1993 | Dynax | | |
| mjembase | Mahjong Electromagnetic Base (Japan) | 1989 | Dynax | mjelctrn | mjelctrn |
| mjflove | Mahjong Fantasic Love (Japan) | 1996 | Nakanihon | | |
| mjfocus | Mahjong Focus (Japan 890313) | 1989 | Nichibutsu | | |
| mjfocusm | Mahjong Focus (Japan 890510, medal) | 1989 | Nichibutsu | mjfocus | mjfocus |
| mjfriday | Mahjong Friday (Japan) | 1989 | Dynax | | |
| mjgaiden | Mahjong Gaiden (Japan 870803) | 1987 | Central Denshi | | |
| mjgalpri | Mahjong Gal-pri - World Gal-con Grandprix (Japan) | 1998 | Nichibutsu/Just&Just | nichidvd | |
| mjgnight | Mahjong Gorgeous Night (Japan, TSM003-01) | 2000 | Techno-Top | | |
| mjgottsu | Mahjong Gottsu ee-kanji (Japan) | 1991 | Nichibutsu | | |
| mjgottub | Medal Mahjong Gottsu ee-kanji (Japan) | 1991 | Nichibutsu | | |
| mjgtaste | Mahjong G-Taste | 2002 | Psikyo | | |
| mjhokite | Mahjong Hourouki Okite (Japan) | 1988 | Home Data | | |
| mjifb | Mahjong If...? | 1990 | Dynax | | |
| mjifb2 | Mahjong If...? (2921) | 1990 | Dynax | mjifb | mjifb |
| mjifb3 | Mahjong If...? (2931) | 1990 | Dynax | mjifb | mjifb |
| mjikaga | Mahjong Ikaga Desu ka (Japan) | 1991? | Mitchell | | |
| mjjoship | Mahjong Joshi Pro-wres -Give up 5 byou mae- (Japan) | 1988 | Home Data | | |
| mjkinjas | Mahjong Kinjirareta Asobi (Japan) | 1991 | Home Data | | |
| mjkjidai | Mahjong Kyou Jidai (Japan) | 1986 | Sanritsu | | |
| mjkoiura | Mahjong Koi Uranai (Japan set 1) | 1992 | Nichibutsu | | |
| mjkojink | Mahjong Kojinkyouju (Private Teacher) (Japan) | 1989 | Home Data | | |
| mjlaman | Mahjong La Man (Japan) | 1993 | Nichibutsu / AV Japan | | |
| mjleague | Major League | 1985 | Sega | | |
| mjlstory | Mahjong Jikken Love Story (Japan) | 1991 | Nichibutsu | | |
| mjmaglmp | Mahou no Lamp (v. JAA02) | 2000 | BMC | | |
| mjmania | Mahjong Mania - Kairakukan e Youkoso (Japan) | 1999 | Sphinx/Just&Just | nichidvd | |
| mjmyorn2 | Mahjong The Mysterious Orient Part 2 ~ Exotic Dream ~ (Japan, v1.00) | 1993 | Dynax | | |
| mjmyornt | Mahjong The Mysterious Orient (Japan, v1.00) | 1992 | Dynax | mjmyorn2 | mjmyorn2 |
| mjmyorntr | Mahjong The Mysterious Orient Returns (Japan, v1.00) | 1997 | Dynax | | |
| mjmyster | Mahjong The Mysterious World (Japan, set 1) | 1994 | Dynax | | |
| mjmysterr | Mahjong The Mysterious World Returns (Japan) | 1997 | Dynax | | |
| mjmyuniv | Mahjong The Mysterious Universe (Japan, D85) | 1994 | Dynax | | |
| mjmyunivh | Maa Zoek Lung Hing Fu Dai (Hong Kong, D106T) | 1995 | Dynax | mjmyuniv | mjmyuniv |
| mjmywrld | Mahjong The Mysterious World (Japan, set 2) | 1994 | Dynax | mjmyster | mjmyster |
| mjmywrldt | Maque Caihui Ying (Taiwan, ver 2.20) | 1996 | Dynax | mjmyster | mjmyster |
| mjnanpaa | Mahjong Nanpa Story (Japan 890712) | 1989 | Brooks | mjnanpas | mjnanpas |
| mjnanpas | Mahjong Nanpa Story (Japan 890713) | 1989 | Brooks | | |
| mjnanpau | Mahjong Nanpa Story (Ura) (Japan 890805) | 1989 | Brooks | mjnanpas | mjnanpas |
| mjnatsu | Mahjong Natsu Monogatari (Japan) | 1989 | Video System Co. | | |
| mjnquest | Mahjong Quest (Japan) | 1990 | Taito Corporation | | |
| mjnquestb | Mahjong Quest (Japan, No Nudity) | 1990 | Taito Corporation | mjnquest | mjnquest |
| mjprivat | Mahjong Private (Japan) | 1991 | Matoba | | |
| mjreach | Mahjong Reach (Ver. 1.00, set 1) | 1994 | Dynax | | |
| mjreach1 | Mahjong Reach Ippatsu (Japan, NM526-NSI) | 1998 | Nihon System | | |
| mjreach1a | Mahjong Reach Ippatsu (Japan, NM526-01) | 1998 | Nihon System | mjreach1 | mjreach1 |
| mjreacha | Mahjong Reach (Ver. 1.00, set 2) | 1994 | Dynax | mjreach | mjreach |
| mjreachbl | Mahjong Reach (Ver. 1.00, bootleg) | 1994 | bootleg | mjreach | mjreach |
| mjreachp2 | Mahjong Reach Part II (Ver. D88) | 1994 | Dynax | mjreach | mjreach |
| mjschuka | Mahjong Super Dai Chuuka Ken (Japan, D115) | 1995 | Dynax | | |
| mjsenka | Mahjong Senka (Japan) | 1986 | Visco | | |
| mjsenpu | Mahjong Senpu (Japan) | 2002 | Oriental Soft | | |
| mjsikakb | Mahjong Shikaku (Japan 880722) | 1988 | Nichibutsu | mjsikaku | mjsikaku |
| mjsikakc | Mahjong Shikaku (Japan 880806) | 1988 | Nichibutsu | mjsikaku | mjsikaku |
| mjsikakd | Mahjong Shikaku (Japan 880802) | 1988 | Nichibutsu | mjsikaku | mjsikaku |
| mjsikaku | Mahjong Shikaku (Japan 880908) | 1988 | Nichibutsu | | |
| mjsister | Mahjong Sisters (Japan) | 1986 | Toaplan | | |
| mjsiyoub | Mahjong Shiyou (Japan) | 1986 | Visco | | |
| mjswacad | Mahjong Sweet Academy (Japan, TSM010-002) | 2000 | Techno-Top | | |
| mjtenho | Mahjong Tenho (Japan, P016B-000) | 2002 | Techno-Top | | |
| mjtensin | Mahjong Tensinhai (Japan) | 1995 | Dynax | | |
| mjuraden | Mahjong Uranai Densetsu (Japan) | 1992 | Nichibutsu / Yubis | | |
| mjvegas | Mahjong Vegas (Japan) | 1991 | Dynax | mjvegasa | mjvegasa |
| mjvegasa | Mahjong Vegas (Japan, unprotected) | 1991 | Dynax | | |
| mjxy2 | Majiang Xueyuan 2 - Mahjong School (V108TW) | 200? | VGame | | |
| mjxysl | Majiang Xingyun Shenlong (China, D121) | 1996 | Dynax | | |
| mjyarou | Mahjong Yarou (Japan, set 1) | 1986 | Visco / Video System | | |
| mjyarou2 | Mahjong Yarou (Japan, set 2) | 1986 | Visco / Video System | mjyarou | mjyarou |
| mjyougo | Mahjong-yougo no Kisotairyoku (Japan) | 1989 | Home Data | | |
| mjyuugi | Mahjong Yuugi (Japan set 1) | 1990 | Visco | | |
| mjyuugia | Mahjong Yuugi (Japan set 2) | 1990 | Visco | mjyuugi | mjyuugi |
| mjzb | Majiang Zhengba (V103CN) | 2003 | IGS | | |
| mjzhizun | Majiang Zhizun (S100CN) | 2010 | IGS | | |
| mjzoomin | Mahjong Channel Zoom In (Japan) | 1990 | Jaleco | | |
| mk | Mortal Kombat (rev 5.0 T-Unit 03/19/93) | 1992 | Midway | | |
| mk1_cpu | Mark 1 CPU | | | | |
| mk12 | Kasparov Mk 12 | 1986 | SciSys / Heuristic Software | | |
| mk14 | MK-14 | 1977 | Science of Cambridge | | |
| mk14vdu | MK-14 VDU | 1978 | Science of Cambridge | mk14 | mk14 |
| mk1forth | Mark 1 FORTH Computer | 2003 | Andrew Holme | | |
| mk2 | Mortal Kombat II (rev L3.1) | 1993 | Midway | | |
| mk2chal | Mortal Kombat II Challenger (hack) | 1993 | hack | mk2 | mk2 |
| mk2r11 | Mortal Kombat II (rev L1.1) | 1993 | Midway | mk2 | mk2 |
| mk2r14 | Mortal Kombat II (rev L1.4) | 1993 | Midway | mk2 | mk2 |
| mk2r20 | Mortal Kombat II (rev L2.0) | 1993 | Midway | mk2 | mk2 |
| mk2r21 | Mortal Kombat II (rev L2.1) | 1993 | Midway | mk2 | mk2 |
| mk2r30 | Mortal Kombat II (rev L3.0) | 1993 | Midway | mk2 | mk2 |
| mk2r31e | Mortal Kombat II (rev L3.1, European) | 1993 | Midway | mk2 | mk2 |
| mk2r32e | Mortal Kombat II (rev L3.2, European) | 1993 | Midway | mk2 | mk2 |
| mk2r42 | Mortal Kombat II (rev L4.2, hack) | 1993 | hack | mk2 | mk2 |
| mk2r91 | Mortal Kombat II (rev L9.1, hack) | 1993 | hack | mk2 | mk2 |
| mk3 | Mortal Kombat 3 (rev 2.1) | 1994 | Midway | | |
| mk3mdb | Mortal Kombat 3 (scrambled bootleg of Mega Drive version) | 1996 | bootleg / Midway | | |
| mk3p40 | Mortal Kombat 3 (rev 1 chip label p4.0) | 1994 | Midway | mk3 | mk3 |
| mk3r10 | Mortal Kombat 3 (rev 1.0) | 1994 | Midway | mk3 | mk3 |
| mk3r20 | Mortal Kombat 3 (rev 2.0) | 1994 | Midway | mk3 | mk3 |
| mk3snes | Mortal Kombat 3 (SNES bootleg with timer) | 199? | bootleg | | |
| mk4 | Mortal Kombat 4 (version 3.0) | 1997 | Midway | | |
| mk48t08 | MK48T08 Timekeeper | | | | |
| mk48t12 | MK48T12 Timekeeper | | | | |
| mk4a | Mortal Kombat 4 (version 2.1) | 1997 | Midway | mk4 | mk4 |
| mk4b | Mortal Kombat 4 (version 1.0) | 1997 | Midway | mk4 | mk4 |
| mk68564 | Mostek MK68564 SIO | | | | |
| mk68564_channel | Mostek MK68564 SIO channel | | | | |
| mk82 | MK-82 | 1982 | Scomar | bigboard | bigboard |
| mk83 | MK-83 | 1983 | Scomar | bigboard | bigboard |
| mk85 | MK-85 | 1986 | Elektronika | | |
| mk88 | MK-88 | 1989 | | ibm5150 | ibm5150 |
| mk90 | MK-90 | 1988 | Elektronika | | |
| mk98 | MK-98 | 1998 | Elektronika | | |
| mk98pic | Elektronika MK-98 PIC | | | | |
| mkartag2 | Mario Kart Arcade GP 2 (Japan, MK21 Ver.A) | 2007 | Namco / Nintendo | triforce | |
| mkartag2a | Mario Kart Arcade GP 2 (Japan, MK21 Ver.A, alt dump) | 2007 | Namco / Nintendo | mkartag2 | mkartag2 |
| mkartagp | Mario Kart Arcade GP (Japan, MKA1 Ver.A1) | 2005 | Namco / Nintendo | triforce | |
| mkartagpc | Mario Kart Arcade GP (Japan, MKA1 Ver.C, update) | 2006 | Namco / Nintendo | mkartagp | mkartagp |
| mkeibaou | Mahjong Keibaou (Japan) | 1993 | Nichibutsu | | |
| mkit09 | Microkit09 | 1983 | Multitech | | |
| mkit09a | Microkit09 (Alt version) | 1983 | Multitech | mkit09 | mkit09 |
| mkla1 | Mortal Kombat (rev 1.0 08/09/92) | 1992 | Midway | mk | mk |
| mkla2 | Mortal Kombat (rev 2.0 08/18/92) | 1992 | Midway | mk | mk |
| mkla3 | Mortal Kombat (rev 3.0 08/31/92) | 1992 | Midway | mk | mk |
| mkla3bl | Mortal Kombat (Victor bootleg of rev 3.0 08/31/92) | 1992 | bootleg (Victor) | mk | mk |
| mkla4 | Mortal Kombat (rev 4.0 09/28/92) | 1992 | Midway | mk | mk |
| mknifty | Mortal Kombat (Nifty Kombo, hack) | 1992 | hack | mk | mk |
| mknifty666 | Mortal Kombat (Nifty Kombo 666, hack) | 1992 | hack | mk | mk |
| mkoiuraa | Mahjong Koi Uranai (Japan set 2) | 1992 | Nichibutsu | mjkoiura | mjkoiura |
| mkp286 | KP-286 | 198? | Morse | ibm5170 | ibm5170 |
| mkprot4 | Mortal Kombat (prototype, rev 4.0 07/14/92) | 1992 | Midway | mk | mk |
| mkprot8 | Mortal Kombat (prototype, rev 8.0 07/21/92) | 1992 | Midway | mk | mk |
