掃描wifi信息：
http://code.google.com/p/uwecaugmentedrealityproject/
http://code.google.com/p/iphone-wireless/
條形碼掃描：
http://zbar.sourceforge.net/iphone/sdkdoc/install.html
tcp/ip的通訊協(xié)議：
http://code.google.com/p/cocoaasyncsocket/
voip/sip：
http://code.google.com/p/siphon/
http://code.google.com/p/asterisk-voicemail-for-iphone/
http://code.google.com/p/voiphone/
three20
https://github.com/facebook/three20
google gdata
http://code.google.com/p/gdata-objectivec-client/
720全景顯示panoramagl
http://code.google.com/p/panoramagl/
jabber client
http://code.google.com/p/ichabber/
PLBlocks
http://code.google.com/p/plblocks/
image processing
http://code.google.com/p/simple-iphone-image-processing/
json編碼解碼:http://code.google.com/p/json-framework
base64編碼解碼:http://code.google.com/p/google-toolbox-for-mac/source/browse/trunk/Foundation/?r=87
xml解析:https://github.com/schwa/TouchXML
安全保存用戶密碼到keychain中:https://github.com/ldandersen/scifihifi-iphone
加載等待特效框架(private api):https://github.com/jdg/MBProgressHUD
http等相關(guān)協(xié)議封裝:http://allseeing-i.com/ASIHTTPRequest
下拉刷新代碼:https://github.com/enormego/EGOTableViewPullRefresh
異步加載圖片并緩存代碼:http://www.markj.net/iphone-asynchronous-table-image/
iphone TTS:https://bitbucket.org/sfoster/iphone-tts
iphone cook book 源碼:https://github.com/erica/iphone-3.0-cookbook-
iphone??正則表達式:http://regexkit.sourceforge.net/RegexKitLite/
OAuth認證:http://code.google.com/p/oauth/
