Davidware.com  
   Offers custom Microsoft Agent characters for the Windows desktop and Palm software. Microsoft Agents respond to Voice recognition enabling them to start programs, open files and navigate the Internet.
   http://www.davidware.com

Skipper  
   Linux package that describes simple sensors to enable people with limited movement to signal a PC.
   http://home.freeuk.net/skipperproject

HCI Mind Module  
   How to interface humans and artificial minds. Includes links.
   http://mind.sourceforge.net/hci.html

Ifeelpixel  
   An application designed to create tactile sensations based on images.
   http://www.ifeelpixel.com

Classified  
   A program designed to evaluate navigational structures of Web sites or other information spaces, based on card sorting technique. Includes a FAQ, and free download.
   http://www.infodesign.com.au/usabilityresources/classified/

MemexSim  
   The Memex Simulator is an open source project, implementing Vannevar Bush's concept of an automated information retrieval mechanism.
   http://memexsim.sourceforge.net/

ErgoLight Usability Software  
   Software tool for Windows application developers offering solutions for testing and evaluating the usability.
   http://www.ergolight-sw.com/

e-Office Safety  
   Ergonomic training and risk assessment for computer workstation users. Support for Display Screen Equipment Regulations 1992 and SCORM compliant. Includes a demo and company information.
   http://www.e-officesafety.co.uk/

Microsoft Agent  
   A set of software services that supports the presentation of software agents as interactive personalities within the Microsoft Windows interface. Conversational interfaces, software agents, and interactive characters.
   http://msdn.microsoft.com/msagent/default.asp

Bobby  
   Bobby is a commercial Windows-based tool to analyze web pages for their accessibility to people with disabilities.
   http://bobby.watchfire.com/

Uzilla  
   A commercial software product to conduct usability tests. Consists of two components, a customized Web browser that logs user activity and an Internet based data collection and aggregation server.
   http://www.uzilla.net/

uzCardSort and uzReview  
   Free open source software from Uzilla providing card sorting technique and heuristic evaluations.
   http://uzilla.mozdev.org/

ICON - Input Configurator Project  
   A Java package for making fully input-reconfigurable interactive applications. It allows to build and test a large number of interaction techniques that make use of enriched or impoverished physical input devices.
   http://www.emn.fr/x-info/icon

CardSort - Tool for structuring information  
   A Java-based card sorting application. It supports Open Card Sorting and Closed Card Sorting techniques. The results can be analysed with EZCalc (IBM Tool).
   http://www.cardsort.net

Automatic Mental Model Evaluation (AMME)  
   The site gives an overview of the toolkit. The Automatic Mental Model Evaluation software helps reconstructing and analyzing the user's interactive task-solving process by transforming log-files.
   http://www.ipo.tue.nl/homepages/mrauterb/amme.html

CardSword  
   A Java-based Open Source application supporting open and closed card sorts. The software includes two separate tools - a sorting tool for the participants and an administration/analysis tool for the information architect to setup the card sort and analyze
   http://cardsword.sourceforge.net/