To compile the Expeditee source code, make sure you a version of the Java Development Kit (JDK) installed. A minimum of Java 1.7 is required, and we recommend Java 1.8 to utilize the JFX features Expeditee includes. For Unix users you might, for example, do something like the following: # Put javac on your PATH export JAVA_HOME=/opt/java/jdk1.8.0 export PATH=$JAVA_HOME/bin:$PATH # Compile up the code ant build # Then run it ant run