Anzeigen aller benutzten und ungenutzen Abhängigkeiten mit Maven.

mvn dependency:analyze

Erzeugt z.B.:
...
[INFO] --- maven-dependency-plugin:2.0:analyze (default-cli) @ twsendsms ---
[WARNING] Used undeclared dependencies found:
[WARNING] com.google.gdata:gdata-core-1.0:jar:1.41.5:compile
[WARNING] com.google.gdata:gdata-contacts-3.0:jar:1.41.5:compile
[WARNING] com.google.gdata:gdata-client-1.0:jar:1.41.5:compile
[WARNING] Unused declared dependencies found:
[WARNING] junit:junit:jar:sources:4.7:compile
[WARNING] junit:junit:jar:4.7:test
[WARNING] google-data:google-data:jar:0.0.1:compile
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS