Here you will see about an interesting and useful java plugin.JRebel is a Plugin that helps java developers to instantly see code change made in application without redeploying.If you use this plugin when you make any code changes in java class files those changes will be immediately reflected in deployed application.Just Save and refresh no need to redeploy.
So this plugin is most useful for java developers.And it saves time during every code changes.Check the features here.JRebel plugin supports major IDEs like Eclipse,Netbeans and IntelliJ IDEA,
Most popular Software Companies like IBM,hp,at&t,Bank of America,Linkedin are using JRebel.And latest good news is Free Version of JRebel released with JRebel 4.5.