launchbar/org.eclipse.launchbar.ui.tests/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.debug.ui.launchConfigurationTabs">
      <tab
            class="org.eclipse.launchbar.ui.tests.internal.CustomLaunchConfigTab"
            group="org.eclipse.pde.ui.launcher.WorkbenchLauncherTabGroup"
            id="org.eclipse.launchbar.ui.tests.internal.MyCustomTab"
            name="My Custom Tab">
         <placement
               after="org.eclipse.debug.ui.prototypeTab">
         </placement>
      </tab>
   </extension>

</plugin>