COD: Ghosts Known Info.

Weapons

http://www.codghosts.net/weapons-list/

Maps

http://www.codghosts.net/multiplayer-maps/

Engine

Source: http://en.wikipedia.org/wiki/Call_of_Duty:_Ghosts

Perks

http://www.codghosts.net/perks-list/

Killstreaks

http://www.codghosts.net/killstreaks-strike-packages/

Attachments 

http://callofduty.wikia.com/wiki/Category:Call_of_Duty:_Ghosts_Attachments

Equipment

http://cod-ghosts.com/weapons/equipment/