Pluto is the Reference Implementation of the Java Portlet Specfication.
'org.apache.pluto:pluto:1.1.0-beta2'
<dependency>
<groupId>org.apache.pluto</groupId>
<artifactId>pluto</artifactId>
<version>1.1.0-beta2</version>
</dependency>
<dependency org="org.apache.pluto" name="pluto" rev="1.1.0-beta2"/>
"org.apache.pluto", "pluto", "1.1.0-beta2"