Well, the latest project is now up on Serebii.net. This is the ItemDex. It contains details for all the items within the games since Red & Green including effects, locations and pictures
http://www.serebii.net/itemdex
However, I have more than likely missed a few locations so if you have found one we don't have listed, let me know
http://www.serebii.net/itemdex
However, I have more than likely missed a few locations so if you have found one we don't have listed, let me know