ASIHTTPRequest
Description: HTTP request
http://allseeing-i.com/ASIHTTPRequest/
SBJson
Description: JSON parsing
http://stig.github.com/json-framework/
FMDB
Description: SQLite database
wsdl2objc
Introduction: SOAP
http://code.google.com/p/wsdl2objc/
ios-ntp
Description: NTP
https://github.com/jbenet/ios-ntp
CocoaAsyncSocket
Description: Socket
https://github.com/robbiehanson/CocoaAsyncSocket
MBProgressHUD
Description: Progress display
https://github.com/jdg/MBProgressHUD
Base64
Description: Base64 encoding and decoding
https://github.com/nicklockwood/Base64
iCarousel
Description: Cover Flow
https://github.com/nicklockwood/iCarousel
Nimbus
Description: Class library Three20
https://github.com/jverkoey/nimbus
Core Plot
Introduction: histogram, graph
http://code.google.com/p/core-plot/
uidevice-extension
Description: Easy access device properties
https://github.com/erica/uidevice-extension
XMPPFramework
Description: XMPP
https://github.com/robbiehanson/XMPPFramework
SDWebImage
Description: asynchronous loading buffer network & Pictures
https://github.com/rs/SDWebImage
From time to time update ......
Reproduced in: https: //www.cnblogs.com/dyingbleed/archive/2012/12/24/2828875.html