For Tomcat Users :
Copy the war file to $TOMCAT_INSTALL_DIR/webapps folder
Start Tomcat

For other application servers, you shall know what to do with a war file. If war extension means nothing to you, just unzip is it, if it was a regular zip archive.

All configuration is done in WEB-INF/resources directory. Open config.properties with your favorite editor, and follow the instructions.

Please Note: There is a Java class called AddUser.class in WEB-INF/classes/org/claros/downloader/admin directory. Run this class from console to add a new user to the system.