mockpp is a platform independent unit testing framework for C++. Its goal is to facilitate developing unit tests and integration tests in the spirit of "Mock Objects for Java" and jMock. It is tested with CppUnit but should work with other frameworks.
Smokestack is a modular JEE unit testing framework, independent of Java unit testing framework (like JUnit or TestNG) with functionality geared for validation.
WUIv (Web UI Validator) is a Java-based end-to-end and unit testing framework for the User Iinterface of web appications. The project aims to allow for look-and-feel verification in an automated fashion (integrating with JUnit)
JMXUnit is a simple extension of Junit - the popular java unit testing framework from Erich Gamma and Kent Beck. The goal of the JMXUnit package is to support JMX vendor independent testing of JMX MBeans.