QATestingTools.com

AutoHotkey (AHK) is a free, open-source macro-creation and automation software for Windows that allows users to automate repetitive tasks. It is driven by a scripting language that was initially aimed at providing keyboard shortcuts, otherwise known as hotkeys, that over time evolved into a full-fledged scripting language. And if you're really interested, here's a great video about it 

IBM® Rational® Performance Tester is a performance testing solution that validates the scalability of web and server applications. Rational Performance Tester identifies the presence and cause of system performance bottlenecks and reduces load testing complexity. Rational Performance Tester helps to quickly execute performance tests that analyze the impact of load on the applications.

FlexUnit is a unit testing framework for Flex and ActionScript 3.0 applications and libraries. It mimics the functionality of JUnit, a Java unit testing framework, and comes with a graphical test runner. FlexUnit 4 was created to modernize testing with ActionScript 3.0 and Flex, bringing parity with the tools and techniques available to the Java community. It provides full support for unit testing in the tradition of FlexUnit .9 , but goes further with rich asynchronous support, meta-data defined testing, support for integration-level testing and an extensibility layer for new types and methods of testing.

Test-driven database development. Write readable, easy-to-maintain unit and integration tests for your database code. DBFit is a part of FitNesse, itself an implementation of the FIT acceptance testing framework. DBFit is directly targeted at database testing. Tests are written as wiki tables with a query or procedure execute followed by a listing of the expected results.  It can handle direct SQL, stored procedures, or, with a bit of simple customization, custom procedures.