DbUnit
URL: http://sourceforge.net/projects/dbunit/
DbUnit is a JUnit extension targeted for database-driven projects that, among other things, puts your database into a known state between test runs.
http://dbunit.sourceforge.net/
SPUnit
URL: http://sourceforge.net/projects/spunit/
SPUnit is an application of the popular xUnit framework concept to enable unit testing of SQL Server stored procedures. The project includes a set of framework stored procedures that provide similar fixture and assertion capabilities to the other xUnit framework.
http://spunit.sourceforge.net/
utPLSQL
URL: http://sourceforge.net/projects/utplsql/
Our objective: to provide a unit testing framework for PL/SQL developers modeled on the Junit and Xunit frameworks. Based on the Extreme Programming methodology, utPLSQL makes it easy for developers to set up and execute unit tests of packages.
http://utPLSQL.sourceforge.net/
JUnit
URL: http://sourceforge.net/projects/junit/
JUnit is a simple framework to write repeatable tests. It is an instance of the xUnit architecture for unit testing frameworks.
JUnit is a simple framework for writing and running automated tests. As a political gesture, it celebrates programmers testing their own software.
http://junit.sourceforge.net/
http://www.ibm.com/developerworks/cn/java/j-junit4.html
NUnit
URL: http://sourceforge.net/projects/nunit/
NUnit brings xUnit-style unit-testing to all .Net languages. Initially ported from JUnit, the current version has been re-written to take advantage of .NET language features.
CppUnit
URL:http://cppunit.sourceforge.net/cppunit-wiki/FrontPage
CppUnit is a C++ unit testing framework. It started its life as a port of JUnit to C++ by Michael Feathers. For a quick tour of unit testing with CppUnit, see the Cookbook in the latest documentation. For an introduction to unit testing, see UnitTest, ProgrammerTest, and CodeUnitTestFirst at the C2.com wiki.