Read this article from the NY Times about Speed Cubing:
Loyal Blog Follower Robert Dancer has been on the lookout for puzzles that are getting major updates.
Hexologic has 2 new sets of puzzles.
Unpuzzle also has new features. When I upgraded this, it wiped out my previous progress. Grrrrrr.
Oskar van Deventer has a hand in this puzzling Kickstarter thing: