The Maven Site Indexer is a standard maven plugin and can be added in the following way to your pom.xml.
<plugin> <groupId>org.uniknow.maven.plugins</groupId> <artifactId>index</artifactId> <version>${index.version}</version> <executions> <execution> <phase>post-site</phase> <goals> <goal>index</goal> </goals> </execution> </executions> </plugin>