iOS game that still earns some money :) You can download it from App Store

game written for iPhone/iPod Touch and iPad in Objective-C using Cocos2D-iphone. There is 2 build targets - normal and lite versions.

iOS3.0+ (might need plblocks compiler for iOS4.0-)

Map editor written in HTML/JS. Open index.html in browser, press "load" copy and paste all text from one of maps. To save click save, copy & paste to new plist file. iPhone and iPad have different maps.

for Cocos2D and CocosDenshion see their license
all code in /MapEditor/* and /iOS/Classes/* are licensed under GPL v2
all maps, images and sounds ( /iOS/Resources/* /iOS/Resources-iPad/* /iOS/Resources-Lite/* /MapEditor/Resources/Images/* ) are licensed under Creative Commons Attribution-NonCommercial-NoDerivs ( CC BY-NC-ND )