eePire - Expired Domain FinderScreenshot
This program will find expired domains based on various criteria including all 3-letter domains, all 4-letter domains, dictionary search, DMOZ, Yahoo, Google, Keyword finders and Keyword Generator. This also supports custom lists that you can create. This tool allow you to double click to find out more information about how popular the site it, inlcuing Alexa Information, and much more. The program can also allow you to easily register.