Old versions of iPhone SDKYou need Apple developer account to login But Apple has disabled some of the links recently iPhone SDK 2.2.1 Leopard (10.5.4) http://developer.apple.com/iphone/download.action?path=/iphone/iphone_sdk_for_iphone_os_2.2.1__9m2621a__final/iphone_sdk_for_iphone_os_2.2.19m2621afinal.dmg or here iPhone SDK 3.0 (Xcode 3.1.3) Leopard (10.5.7) http://developer.apple.com/iphone/download.action?path=/iphone/
