MAVEN Show all updatable project dependencies mvn versions:display-dependency-updates Show all updatable project plugins mvn versions:display-plugin-updates Show all duplicates mvn dependency:analyze-duplicate Filter output of Maven Dependency Analysis mvn dependency:analyze | egrep -i "warning[^.]+[a-zA-Z]+|info.*building" > analyze.txt Increase project version including of maven project modules mvn versions:set -DnewVersion=1.0.0 mvn versions:commit Tomcat Debug OPT for Maven export MAVEN_OPTS="$MAVEN_OPTS -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,address=5005,server=y,suspend=n" Useful Links Maven Dependency Hell