查看源码 插件:http://www.cpupk.com/decompiler/update/
jetty 插件:http://download.eclipse.org/jetty/updates/jetty-wtp/
maven插件:http://download.eclipse.org/releases/juno
findBugs(检查代码问题) :http://findbugs.cs.umd.edu/eclipse
subclipse: http://subclipse.tigris.org/update_1.8.x