This tool can extract png image files from sprite sheet(.pvr.ccz or .pvr or .png and plist).
Make sure you have both the image and plist files in the same directory and open both the two files because of the apple sandbox.
This app is free. Please help the developer to download another app:

What's New
change logo and fix bugs.

Plist Extractor (com.jaqer.plist) is a Mac software application that has been discovered and submitted by users of The latest version that our users have reported running on their systems is Plist Extractor 1.2.

Operating System: Mac

Minimum OS version: 10.7

Copyright: Copyright (c) 2013 jaqer. All rights reserved.