iText 7: Jump-Start Tutorial How to build To build the iText 7 Jump-Start Tutorial, Maven, Ghostscript and Imagemagick must be installed. $ mvn clean install \ -Dmaven.test.failure.ignore=false \ -DgsExec=$(which gs) \ -DcompareExec=$(which compare) \ -Dmaven.javadoc.failOnError=false \ > >(tee mvn.log) 2> >(tee mvn-error.log >&2)