Microsoft Internet Explorer : C++
Mozilla Firefox : C++
Netscape Navigator :The code of Netscape browser was written in C, and Netscape engineers, all bought to Java (see M. Cusumano book and article) redeveloped the browser using Java. It was too slow and abandoned. Mozilla, the next version, was later developed using C++.
Safari : (2003年1月发布)C++
Google Chrome : (2008的发布)C++
Sun HotJava : Java (死于1999年)
Opera : C++ (手机上占用率比较大)
参考资料:http://blog.163.com/li_shiyuan@126/blog/static/1677232962011616114728348/