NexJ Express Server is a [http://java.sun.com/javaee/ J2EEJava EE-based] server software which provides cost effective services for deploying highly-scalable, fault tolerant, distributed enterprise solutions. It encapsulates the key aspects of the [http://www.nexj.com/application_framework.aspx NexJ Application Framework] and enables the advanced business logic, multiple database connectivity, advanced workflow and rules, rich integration, and enhanced data security that are the hallmarks of all solutions that are configured using NexJ Express Studio.