What kind of "mods" are you looking for? I know Modio has released an update adding Call of Duty 4. Modio is freeware you can download on the net. It enables cheats for story mode. I am not sure, but I think it only works for story not multiplayer. You may not be interested but check the link out below. It kind of explains the software. Hope this helps.You must login or register to view this content.