Ranorex - A Windows GUI test and automation Library for C++, Python and for the .Net languages. - http://www.ranorex.com/
froglogic Squish - Automated GUI testing tool for Qt and XView applications. The following languages are supported for writing test scripts: Tcl, Python, JavaScript. [Commercial] - http://www.froglogic.com/pg?id=Products&category=squish&sub=overview
Zephyr Automated Test Runner - An automated functional and regression testing tool. It will test any application, written in any language, that has a GUI. Zephyr takes the place of a user: Pointing, clicking and entering text. [Commercial, demo version] - http://www.degarrah.com/products/zephyr/
Omsphere - Creators of MITS (Multiple Interface Testing Suite), a tool for testing the functionality of a system. It allows to simulate the user interface of a system regardless of its availability. - http://www.omsphere.com/
VNCRobot - A tool for automated GUI testing based on VNC technology which enables to program, verify and reproduce behavior of a remote computer via RFB protocol and generate a comprehensive report. [Freeware] - http://www.vncrobot.com
Badboy - A solution for web developers and testers who want capture replay tool for their desktop. [Free and commercial license] - http://www.badboy.com.au/
AllRecall Consul - Tool for automated testing of applications with character-based interface, such as DOS programs and UNIX applications via Telnet client. Works only under Microsoft Windows XP and Windows 2000. [Commercial, free limited version] - http://allrecall.com/products/page4.html
Quality Forge Software - Offers TestSmith, a GUI test automation tool for Java, C++ and Ruby and SpySmith, a GUI debugging tool. [Commercial, trial versions] - http://qualityforge.com/
Eventcorder / Eventrobot - Records and plays back Windows events which can be edited. Playbacks can continue safely even when the driven application changes GUI and may run accelerated, repeatedly and via batch execution. Eventrobot is a scriptable tool to drive Eventcorder. [Free - http://www.eventcorder.com/