Cheats and Hints

ABC Al Bhed Converter
Translate Al Bhed into English or vice versa.
http://www.geocities.com/juewuming/abc.html

Al Bhed Translator
Translates between English and Al Bhed.
http://albhed.netfirms.com/

Cheats Codes Guides
Cheats and hints.
http://www.cheatscodesguides.com/playstation-2-cheats/final-fantasy-x/

FFX Walkthrough
Complete walkthrough by Lisa Shea.
http://www.bellaonline.com/gaming/strategy_lib_ffxwalk.html

GameFAQs - Final Fantasy X
A list of guides in .txt format written by individuals and posted by GameFAQs.com. Includes walkthroughs, translations, and other explanations.
http://www.gamefaqs.com/console/ps2/game/197344.html

Realm of Gaming
Offers cheats and codes for the game.
http://www.realmofgaming.com/?page=ps2cheats/finalfantasyx.php&type=cheats