Register on this site and you are then able to search for ancestors in family trees submitted by other members.
http://www.genesreunited.co.uk
Australian family history search engine. Here you can find links to information on convicts, ships, passenger lists, family trees and more.
http://www.searchwhateveraustralia.com.au
Free registration enables you to search for other people researching the same ancestors and to view family trees.
http://www.geneanet.org
Huge searchable database of publicly submitted family trees which contains over 480 million names.
http://wc.rootsweb.ancestry.com
Family history networking site with thousands of family trees available.
http://www.myheritage.com
Add your family tree to TreeView on the Genealogist.co.uk site. This is free to use once you register, whether or not you have a subscription. You need an invitation to search other users' trees.
http://www.thegenealogist.co.uk/nameindex/start_tree.php
Ancestry.com is a subscription site with worldwide content. The library edition is available to use for no charge within the building of the State Library of Western Australia and at most public libraries in Western Australia. Top content includes Australian electoral rolls, Australian passenger lists, convict material, UK census 1841-1901, UK birth, marriage and death indexes 1837-2005, UK National Probate Calendar 1861-1941, British phone books 1880-1984, London parish records, New Zealand electoral rolls 1853-1981, United States census, Canadian census and much more. The commercial (non library) version at www.ancestry.com includes publicly submitted material such as family trees and photographs.
http://catalogue.slwa.wa.gov.au/record=e1000219~S2
