Software Testing Using PowerShell (STUPS) is a framework helping software engineers to automate Windows-based and Web applications.
PowerShell is not only a powerful environment but also its keyword-driven nature help newcomers in software testing to take their first steps in automation.
UIAutomation - automation of Win32, Windows Forms, WPF, Metro UI (WinRT), PowerBuilder, Delphi applications
SePSX - Selenium WebDriver for PowerShell
TMX - test suite management and reporting
TLAddin - an addint to work with TestLink (in development)