Oscar.com - Official site. Includes bios and videos of all nominees, Oscar trivia, and more
Academy of Motion Picture Arts and Sciences - Official site for the professional organization behind the Oscars, with a special section on the Academy Awards
LittleGoldenGuy.com - Database featuring winners, losers, and most-nominated people, films, and studios in Oscar history
Sijmen's Oscar Experiment - Movie Fan predicts the Oscar nominees with his unique and "Scientific" formula - fun site with databases and analysis.
Screw the Oscars - What if you picked the Academy Awards instead of "Hollywood"
Internet Movie Database - Everything you wanted to know about almost every movie ever made