A unit testing framework which is a central element of the Extreme Programming (XP) testing practice. The site also features information about other unit testing frameworks. [Open Source, IBM Public License]

A JUnit based test framework for integration unit testing of server-side Java code (Servlets, EJBs, Tag Libs, Filters). Test runners integrate with Jetty, Eclipse, Ant or a Browser. Cactus tests are supported amongst others by JUnitEE, JBuilder and To...

A JUnit extension that puts a database into a known state between test runs. It can export and import a database (or parts) to and from XML datasets. [Open Source, LGPL]

A collection of JUnit test decorators used to measure performance and scalability. Intended to be used in situations where performance and/or scalability requirements are to be kept in check while refactoring code. [Open Source, BSD License]

A program for creating source code for mock object classes. MockObjects can then be used to help writing automated unit tests using JUnit. [Open Source, MIT license]

Jaxcent can be used to unit test Web Applications by automating the Internet Explorer. Unit testing samples using JUnit are provided. [Commercial, trial version]

Test framework which extends JUnit, allowing to test private and protected Java classes, methods and variables, with GUI.

A unit testing framework comparable to JUnit, but based on runtime evaluable contracts. It implements contract based class level unit testing; inheritance of contracts and tests is handled. [Open source, LGPL]

A framework for unit testing WebObjects applications based on JUnit. WOUTRunner is a Cocoa application for running JUnit tests of WebObjects projects. It is based on the WOUnitTest framework. [Open Source, BSD License]

Allows unit testing of JSP custom tags within their special environment. The contents and side effects (attributes, cookies) of a custom tag are checked with assertions. [Open Source, BSD license]