Export images from OS X / iOS .car CoreUI archives. Very rough code, probably tons wrong with it, but still useful. Extract all assets, including images and files .ipa in an application.

1.Download an application from App Store -->  Show In Finder, you'll see a .ipa file --> right-clicked it, and unzip it to a folder, then enter PayLoad directory --> right-clicked XX.app file , select Show Package Contents --> find out Assets.car file --> copy it to a custom folder you create.

2.Edit Scheme --> Run --> Arguments -->   Arguments Passed On Launch --> add two paths ,first is the path of Assets.car，second is the path of extracting all files to a custom folder

3.Build it. You'll see all files was extracted from Assets.car.