| Game Name | System |
|---|
| Sonic Spinball (USA) | Genesis |
| Sonic Spinball (USA) (Alt) | Genesis |
| Sonic Spinball (USA) (Beta) | Genesis |
| Sonic Spinball (USA, Europe) | Game Gear |
| Sonic The Hedgehog (JPM) (IMPACT) (set 1) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 2) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 3) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 4) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 5) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 6) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 7) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 8) | MAME |
| Sonic The Hedgehog (JPM) (IMPACT) (set 9) | MAME |
| Sonic The Hedgehog (Japan) | Game Gear |
| Sonic The Hedgehog (Mega Play) | MAME |
| Sonic The Hedgehog (Mega-Tech, set 1) | MAME |
| Sonic The Hedgehog (Mega-Tech, set 2) | MAME |
| Sonic The Hedgehog (USA, Europe) | SMS |
| Sonic The Hedgehog (World) (Proto) | Game Gear |
| Sonic The Hedgehog (World) (v1.1) | Game Gear |
| Sonic The Hedgehog - Genesis (U)(Trashman) | GBA |
| Sonic The Hedgehog - Triple Trouble (USA, Europe) | Game Gear |
| Sonic The Hedgehog 2 (Europe) | SMS |
| Sonic The Hedgehog 2 (Europe) (v1.1) | SMS |
| Sonic The Hedgehog 2 (Mega Play) | MAME |
| Sonic The Hedgehog 2 (Mega-Tech) | MAME |
| Sonic The Hedgehog 2 (World) | Game Gear |
| Sonic The Hedgehog 2 (bootleg of Megadrive version) | MAME |
| Sonic Unleashed (Europe, Australia) (En,Fr,De,Es,It) | PS2 |
| Sonic Unleashed (USA) (En,Ja,Fr,De,Es,It) | PS2 |
| Sonic Wings (Japan) | SNES |
| Sonic Wings (Japan) | MAME |
| Sonic Wings Assault (Japan) | N64 |
| Sonic Wings Limited (Japan) | MAME |
| Sonic Wings Special (J) | Saturn |
| Sonic X Volume 1 - Gameboy Advance Video (U)(TrashMan) | GBA |
| Sonic the Fighters (Japan) | MAME |
| Sonic the Hedgehog (Japan) | Genesis |
| Sonic the Hedgehog (Japan, Korea) [Hack by Esrael+Yuski the Dog v0.40] (~Sonic Gaiden) | Genesis |
| Sonic the Hedgehog (USA, Europe) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Carretero v2.0] (~Sonic - Return to the Origin) (Backward Play) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by D.A.Garden v1.0] (~Sonic the Hedgehog - Westside Island) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Drx+Puto v2.11] (~Tails in Sonic the Hedgehog) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Hivebrain v0.20] (~Sonic the Hedgehog Plus) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by JcFerggy v20080831] (~Sonic - Pixel Perfect) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by LOst v1.0] (Sonic Jam's Easy Mode) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Puto v1.1] (~Sonic Remastered) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Stealth Rev 1] (~Knuckles the Echidna in Sonic the Hedgehog) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Team Lost Land v4.0] (~Sonic - The Lost Land) | Genesis |
| Sonic the Hedgehog (USA, Europe) [Hack by Team Megamix v3.0] (~Sonic - Mega Mix) | Genesis |
| Sonic the Hedgehog - Pocket Adventure | NGPC |
| Sonic the Hedgehog 2 (World) | Genesis |
| Sonic the Hedgehog 2 (World) (Beta) | Genesis |
| Sonic the Hedgehog 2 (World) (Beta) (Simon Wai) [Hack by Esrael v0.23] (~Sonic 2 Delta) | Genesis |
| Sonic the Hedgehog 2 (World) (Beta) [Hack by Esrael v0.03] (~Sonic 2 Delta 0) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) [Hack by ColinC10 v1.0] (~Robotnik's Revenge) (Boss Mode) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) [Hack by Esrael v01.0a] (~Sonic 2 Delta II) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) [Hack by Hachelle-Bee v1.81] (Long Version) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) [Hack by SMTP v0.50] (~Sonic 2 SMTP) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) [Hack by Team Lost Land v2.0] (~Sonic - The Lost Land 2) | Genesis |
| Sonic the Hedgehog 2 (World) (Rev A) [Hack by Ultima v0.21] (~Tohaka) | Genesis |
| Sonic the Hedgehog 3 (Europe) | Genesis |
| Sonic the Hedgehog 3 (Japan) | Genesis |
| Sonic the Hedgehog 3 (USA) | Genesis |
| Sonic the Hedgehog 4 (World) (Unl) | SNES |
| Sonic's Edusoft (Unknown) (Proto) | SMS |
| SonicN (USA, Europe) (En,Fr,De,Es,It) (Promo) (v1.0.1) | NGage |
| SonicN (USA, Europe) (En,Fr,De,Es,It) (v1.0.14) | NGage |
| Sonic_Death | Atari 800 |
| Sonik Fighter (version 02, encrypted) | MAME |
| Sonny with a Chance (DSi Enhanced) (E) | NDS |
| Sonny with a Chance (DSi Enhanced) (U) | NDS |
| Sons of Liberty | Atari 800 |
| Sons of Liberty (1987)(SSI)(Disk 1 of 2) | Apple2 |
| Sons of Liberty (1987)(SSI)(Disk 2 of 2) | Apple2 |
| Sonshi no Heihou DS (JP)(BAHAMUT) | NDS |
| Sony Game | Amiga |
| Sony PlayStation (Asia-Pacific) | MAME |
| Sony PlayStation (Europe) | MAME |
| Sony PlayStation (Japan) | MAME |
| Sony PlayStation (USA) | MAME |
| Sony PocketStation | MAME |
| Sooper Froot (E) | C64 Tapes |
| Sootland (S) (19xx) [t1] | CPC |
| Sooty & Sweep | Amiga |
| Sooty & Sweep (1989)(Alternative Software) | ZX Spectrum (TAP) |
| Sooty & Sweep (1990)(Alternative Software) | ZX Spectrum Z80 |
| Sooty & Sweep (1990)(Alternative Software)[a] | ZX Spectrum Z80 |
| Sooty and Sweep (19xx)(Peak Star)[cr Elite][t] | Atari ST |
| Sooty and Sweep (E) | C64 Tapes |
| Sooty and Sweep (UK) (1989) | CPC |
| Sop | Atari 800 |
| Sophelie | Amiga |
| Sophistry (1987)(CRL Group) | ZX Spectrum Z80 |
| Sophistry (1987)(CRL Group)[a] | ZX Spectrum Z80 |
| Sopranos, The - Road to Respect (Europe, Australia) (En,Es) | PS2 |
| Sopranos, The - Road to Respect (USA) | PS2 |
| Sopwith (1984)(Bmb Compuscience) | DOS |
| Sora no Kiseki - Material Collection Portable (Japan) | PSP |
