New OWXv3 rel 1.0.4 requires the following external installations

• A webserver like Apache (using any kind of connector)
• A servlet container like Tomcat (support Sun Servlet Spec v2.3)
• The PostgreSQL database server (minimum v7.x)

And the following packages are bundled with the distribution

• Apache Jakarta Struts v1.1
• Apache XML Xerces v1.x
• JDom Libraray from jdom.org
• Postgres JDBC Driver (suitable to postgres version)
• Sun Bean Activation Framework
• Sun JDBC v2 Extension
• Apache Taglibs Mailer
• Apache Jakarta ORO v2x
• Apache Jakarta Commons Beanutils
• Apache Jakarta Commons Collections
• Apache Jakarta Commons DBCP
• Apache Jakarta Commons Digester
• Apache Jakarta Commons Discovery
• Apache Jakarta Commons Fileupload
• Apache Jakarta Commons HTTPClient
• Apache Jakarta Commons Lang
• Apache Jakarta Commons Logging
• Apache Jakarta Commons Pool
• Apache Jakarta Commons Validator