Datadotgc.ca -- a "citizen-led beta for government data" that highlights which government ministries share their data in open formats so that the public can make use of it.
GovInfo (Government on the Web) -- provided by the University of British Columbia Library, this site provides a powerful search engine that identifies web sites produced by Canadian governments at all levels.
How'd They Vote -- "Have you ever wondered how your member of parliament has been voting? We've made it easy for you to find out! Contained herein are many of the pivotal votes in the House of Commons, complete with voting history, dissension, attendance and speaking habits."
LEGISinfo -- "an essential research tool for finding information on
legislation currently before Parliament. This tool provides electronic access to
a wide range of information about individual bills...[it also provides] a
reading list; and other related Web links for House of Commons and Senate
government bills. By bringing these sources together into one place, offers easy
access to legislative information and reduces time spent researching these
Open Data Links -- lists "Open Government Data" which is undefined.
openparliament.ca -- "This site is a volunteer, spare-time effort of mine. I built it because I think Parliament's goings-on are important—alternately fascinating, boring, and depressing, but important—and because I [Michael Mulley, a Montreal-based software programmer] believe that public information should be meaningfully public, which today means shareable and computer-readable."
VisibleGovernment.ca - "a Canadian non-profit that promotes online tools for government transparency."