音视频类：
dvdkit：
https://github.com/jallum/dvdkit http://ripitapp.com （DVD Ripper）
Sonora :
https://github.com/sonoramac/Sonora (播放器，类似于itunes)
VideoConvert:
https://github.com/jimdusseau/ConvertToiTunes/tree/master/VideoConvert (视频转换类)
https://github.com/popmedic/mp4split
工具类：
BetterDictionary ：
https://github.com/pooriaazimi/BetterDictionary（字典）
formulatepro:
https://code.google.com/p/formulatepro/ (open and write on PDF documents)
MacPss
https://github.com/mstarke/MacPass/wiki/Screenshots (密码保护)
RailsMailPreview:
https://github.com/fernyb/RailsMailPreview (邮件预览)
控件类:
ANSegmentedControl
https://github.com/Decors/ANSegmentedControl
TQT:
https://github.com/sonofsky2010/TQT(微博客户端，有些TableView技巧的处理)