Cheats and Hints

100% GameCube Cheats and Codes - http://www.cube-cheats.com
Contains cheats and codes for the console.

Console Cheat Codes - http://www.consolecheatcodes.com/gamecube
Contains cheats and codes for the system.

GameCube Cheats - http://www.gamecubecheats.net
Cheats, codes, walkthroughs, reviews, FAQ and forum.

GameCube Cheats - http://uk.geocities.com/benjaminmcmillan/
Contains cheats.

Gamecube Cheats and Codes - http://www.gamecubecheatcodes.net/
Organized by title.

Total Cheats - Game Cube - http://www.total-cheats.com/gc/
A large database of cheats and codes for GameCube games.