Here are some links that you may find useful:
http://www.nosorigines.qc.ca
http://www.bac-lac.gc.ca
http://www.ancestry.ca
http://www.archivescanada.ca
http://www.archives.gov.on.ca
http://www.banq.qc.ca
http://www.canadiangenealogy.ca
http://bibnum2.banq.qc.ca
http://www.mcgill.ca/library
http://www.novascotia.ca/nsarm
http://www.ontariogenealogy.com
http://www.ourroots.ca
http://www.archives-library.quaker.ca
http://www.uelac.org
http://www.yourfolks.com
Please let us know if you know of other links that we can add to help other members. Thank you!