Wicket Drag and Drop.
'com.github.svenmeier.wicket-dnd:wicket-dnd:0.7.3'
<dependency>
<groupId>com.github.svenmeier.wicket-dnd</groupId>
<artifactId>wicket-dnd</artifactId>
<version>0.7.3</version>
</dependency>
<dependency org="com.github.svenmeier.wicket-dnd" name="wicket-dnd" rev="0.7.3"/>
"com.github.svenmeier.wicket-dnd", "wicket-dnd", "0.7.3"