InfoWorld's Best of Open Source Software Awards (BOSSIES)
http://www.infoworld.com/archives/t.jsp?N=s&V=107881
http://www.infoworld.com/slideshow/2008/08/169-best_of_open_so-1.html
Drupal is not listed, but Elgg and Wordpress are.
David Lanier
Empowering non-profits and small businesses on the Internet