Bluefish Rules Engine

A simple Java inference engine project hosted at Sourceforge.
http://bfre.sourceforge.net/

Hi-Tech Solutions

Offer systems to detect and read vehicle license plates for parking, access control, traffic surveillance, law enforcement and security applications.
http://www.htsol.com

Project Smiley

An online artificial intelligence which interacts with users. Knowledge is gained through teachers who interact with Smiley via e-mail.
http://www.mtech.on.ca/sw

Prime Time Freeware for AI

Snapshot of Carnegie Mellon University Artificial Intelligence Repository: CMU AIR. Co-sponsored by CMU and Prime Time Freeware, the AIR is the world's largest collection of AI-related freeware.
http://www.ptf.com/ptf/products/AI/

My Child Inc

Freeware download. Name and converse with your PC.
http://www.mychildinc.com/

The CAPTCHA Project

Completely Automated Public Turing Test to Tell Computers and Humans Apart. Includes demonstrations, research papers, and news.
http://www.captcha.net/