List of GUI testing tools

GUI testing tools serve the purpose of automating the testing process of applications with GUIs.

Open Source GUI testing tools

Abbot
AutoHotkey
CubicTest is a graphical Eclipse plug-in for writing Selenium and Watir tests.
Dogtail by Red Hat
Dojo Objective Harness is a Web UI testing framework from Dojo, similar to Selenium.
FitNesse
Linux Desktop Testing Project by freedesktop.org
Maveryx is an automated functional testing, regression testing, GUI testing and data-driven testing tool.
QAliber by QAlibers, free open source for testing applications and web over windows OS
Selenium for Web UI testing
Sikuli for testing any GUI based upon screenshots
SWTBot functional testing of SWT and Eclipse based applications
Tellurium Automated Testing Framework (runs on top of Selenium).
Watir browser driver for web UI testing
Xnee Recorder and replayer for X Window System