NimROD Look and Feel is an extension of the Metal Look and Feel, so it should be a portable look and feel.
'net.sf.nimrod:nimrod-laf:1.2'
<dependency>
<groupId>net.sf.nimrod</groupId>
<artifactId>nimrod-laf</artifactId>
<version>1.2</version>
</dependency>
<dependency org="net.sf.nimrod" name="nimrod-laf" rev="1.2"/>
"net.sf.nimrod", "nimrod-laf", "1.2"