The Church of Jesus Christ of Latter-day Saints has searchable databases at its FamilySearch Internet Genealogy Service. You can also download free genealogy software by - clicking on "Order/Download Product" then clicking on "Software Downloads - Free" then download this one: Personal Ancestral File 5.2.18.0 - Multi-Language (9.7 MB)
http://www.familysearch.org/
The above link is listed last on the list, below.
RootsWeb.com - Genealogy portal
WorldConnect Project (Family Trees)
The USGenWeb Project
Social Security Death Index (Deaths)
Find a Grave
RootsWeb - Freepages - Request a Web Space Account
RootsWeb - Genealogy - McCLENDON with lots of links!
U. S. Town/County Database (Locations)
Vital Records Information for United States - birth, death, ...
FamilySearch Internet Genealogy Service - free software