More advanced than link:

"real time link popularity in 12,709,699 weblogs" - nice clean design.

"The links listed on this page are resources I've found over the years while learning the ropes of designing CSS based websites. Hopefully you'll learn from them as well."

Discussion on 'responsibly' maintaining a linklog.

Competition for the best site [this bloke Mike] has never seen. A bit of clicking suggests there's good stuff to be found in the entries.