Apache Excalibur ================ Welcome to Apache Excalibur! For more information, please see the website at http://excalibur.apache.org/ To build everything from scratch, you will need Maven (http://maven.apache.org) and simply run the command; maven multiproject:install you might need to download and install a few jars by hand, in particular, the following libraries: jsse-1.0.3_02 (groupid: jsse) mailapi-1.3.1 (groupid: javamail) jms-1.1 (groupid: jms)