【Cycript】

　　Cycript allows developers to explore and modify running applications on either iOS or Mac OS X using a hybrid of Objective-C++ and JavaScript syntax through an interactive console that features syntax highlighting and tab completion.　

　　Cycript是一个Objc和JS的混合脚本。使得开发者可以修改运行中的App。　

参考：http://www.cycript.org/