1.FMDB
https://github.com/ccgus/fmdb
2.ASIHTTPRequest
https://github.com/paytronix/ASIHTTPRequest
3.AFNetWork
https://github.com/AFNetworking/AFNetworking
4.MBProgressHUD
https://github.com/jdg/MBProgressHUD
5.AsyncSocket
https://github.com/roustem/AsyncSocket
6.GDataXML
https://github.com/neonichu/GDataXML
7.cocos2d-iphone
https://github.com/cocos2d/cocos2d-iphone
8.stdb数据库操作
http://code4app.com/ios/STDbObject/52b6eac3cb7e84c0158b8157