Amiga

CJ in the USACodes04/15/05
Total RecallInvincibility04/13/05
Total RecallUnlimited energy04/13/05

Arcade Games

Blood BrothersExtra Life04/15/05
Blood BrothersExtra points04/15/05

Atari 2600

Fast EddieSelect Maze Color04/13/05

Commodore 64

ClownsBASIC Codes04/12/05
CreaturesBASIC Codes04/14/05
Creatures 2: Torture TroubleBASIC Codes04/14/05
Cuthbert in the JungleBASIC Codes04/15/05
Donkey KongGame Codes04/13/05
GauntletNo Walls04/12/05
Jet Set WillyBASIC Codes04/15/05
Jet Set Willy IIBASIC Codes04/15/05
MafiaEasy Money04/12/05
To Hell and BackBASIC Codes04/13/05
Total RecallBASIC Codes04/13/05
Total RecallLevel Skip04/13/05
Trantor: The Last Storm TrooperBASIC Codes04/13/05
Trollie WallieBASIC Codes04/13/05
TrollsBASIC Codes04/13/05
Wizard of WorBASIC Codes04/15/05

Game Boy

Gargoyle's QuestLevel Passwords06/27/01
Solar StrikerHard Mode04/13/05
The Lost World: Jurassic ParkDont lose health when you fall from a high distance.04/18/05

GameCube

Star Wars Rogue Leader: Rogue Squadron IIAdvanced Cluster Missile Upgrade04/12/05
Star Wars Rogue Leader: Rogue Squadron IIAdvanced Homing Proton Torpedoes Upgrade04/12/05
Star Wars Rogue Leader: Rogue Squadron IIAdvanced Proton Bombs04/12/05
Star Wars Rogue Leader: Rogue Squadron IIHoming Cluster Missile Upgrade04/12/05
Star Wars Rogue Leader: Rogue Squadron IIHoming Concussion Missile Upgrade04/12/05

Genesis

Contra: Hard CorpsGame Codes (Japanese version)04/15/05

Pinball

Big Bang BarSecret Messages04/12/05

Xbox

JSRF: Jet Set Radio FutureSkateboarding Hobo04/15/05