WebKit 是一个开源的浏览器引擎，与之相应的引擎有Gecko（Mozilla Firefox 等使用的排版引擎）和Trident（也称为MSHTML，IE 使用的排版引擎）。同时WebKit 也是苹果Mac OS X 系统引擎框架版本的名称，主要用于Safari，Dashboard，Mail 和其他一些Mac OS X 程序。-WebKit is an open source browser engine, with the corresponding engines Gecko (Mozilla Firefox, etc. use the layout engine) and Trident (also known as MSHTML, IE uses the layout engine). At the same time also the Apple WebKit engine, Mac OS X system framework version of the name, mainly used for Safari, Dashboard, Mail and other Mac OS X program.