A free integrated toolkit to build, test and deploy XML applications, Web services, and Web applications with the latest Web service technologies and standards implementations.

A unit testing framework providing a TestRunner which outputs HTML and a servlet which can be used as an entry point to test cases. JUnit based. [Open Source, GPL]

A J2EE rapid application development (RAD) tool for creating web-enabled J2EE enterprise applications visually, on-the-fly, interactively, using a web browser as a development environment.

A Eclipse-based J2EE development platform. [Shareware]

The platform for J2EE and Web Services integration. [Commercial]

An application platform that enables rapid construction of pure-Java web applications, using a metadata-driven, visual paradigm. [Commercial]

A set of alpha state tools for functional acceptance testing of J2EE Web applications. Specification and execution of tests will be automated for both the web front end and business logic layer. [Open Source, LGPL]

Generates J2EE applications from UML domain models and existing database schemas. [Commercial]

End-to-end (i.e. model-to-code) Java and J2EE Application Development Environment for the enterprise. [Commercial]

A free, open source, standards-based Java/J2EE development suite distribution for building enterprise application.