中金建Objective-C课程库，CICCC Objective-C Course Repository, (2020-11-20, Objective-C, 0KB, 下载0次)
用Objective-C编写的合作路径查找器（用于游戏）Co-operative path finder (for games) written in Objective-C (2011-10-28, Objective-C, 89KB, 下载0次)