Charts are live. Here are the links (if you go through any external link, like these below, you won't have paywall issues):
If you just want the football charts, it's probably not worth the NYT subscription since I'll post the links every week. That said, I think the other content on NYT is certainly worth $15/month - it's consistently high quality journalism that has made me a more well rounded conversationalist.
The Sablich brothers are also a good source, they were top 5 overall via Fantasypros in '11, '12, and are top 5 so far in '13 too.
They've decided not to post flex, so I'll post it below:
Tier 1: Rob Gronkowski, Pierre Garcon, Vincent Jackson, Demaryius Thomas, Antonio Brown, Eddie Lacy, Andre Brown, Wes Welker
Tier 2: Jimmy Graham, Ben Tate
Tier 3: Victor Cruz, Alshon Jeffery, Ty Hilton, Larry Fitzgerald, Eric Decker, Chris Johnson, Le'Veon Bell, Keenan Allen, Josh Gordon
Tier 4: Torrey Smith, Andre Ellington, Jordy Nelson, Giovani Bernard, Danny Woodhead, Rashad Jennings
Tier 5: Ray Rice, Cecil Shorts, Riley Cooper, Jordan Reed, Julius Thomas
Tier 6: Antonio Gates, Golden Tate, Mike Wallace, Steve Smith, Danny Amendola
Tier 7: Fred Jackson, Ryan Mathews, Vernon Davis, Stevan Ridley, Harry Douglas, Marques Colston, Tony Gonzalez, Roddy White
Tier 8: Jordan Cameron, Hakeem Nicks, Pierre Thomas, DeAndre Hopkins, Lamar Miller, Christopher Ivory
Tier 9: Emmanuel Sanders, Percy Harvin, Maurice Jones-Drew, Steven Jackson, Aaron Dobson, Kendall Wright, Brian Leonard
Tier 10: C.J. Spiller, Darren Sproles, Martellus Bennett, Rashard Mendenhall, Trent Richardson