<plugin> <groupId>org.riedelcastro</groupId> <artifactId>maven-gcupload-plugin</artifactId> <version>1.0</version> </plugin>
or
<plugin> <groupId>org.riedelcastro</groupId> <artifactId>maven-gcupload-plugin</artifactId> <version>1.0</version> <configuration> <uploads> <upload> <extensions>jar</extensions> <labels>Type-Library,Featured</labels> <summary>My Library</summary> </upload> </uploads> </configuration> </plugin>