Wicket Drag and Drop.
'com.github.svenmeier.wicket-dnd:wicket-dnd-examples:0.7.2'
<dependency>
<groupId>com.github.svenmeier.wicket-dnd</groupId>
<artifactId>wicket-dnd-examples</artifactId>
<version>0.7.2</version>
</dependency>
<dependency org="com.github.svenmeier.wicket-dnd" name="wicket-dnd-examples" rev="0.7.2"/>
"com.github.svenmeier.wicket-dnd", "wicket-dnd-examples", "0.7.2"