This is according The Redzone:
Bailey, Rodney - DT - UFA
Blackstock, Darryl - OLB - RFA
Bronson, John - FB - RFA
Brown, Elton - OT - RFA
Brown, Ralph - CB - UFA
Celestin, Oliver - S - UFA
Dansby, Karlos - OLB - UFA
Euhus, Tim - TE - RFA
Green, Eric - CB - RFA
Hodel, Nathan - C - UFA
Johnson, Bryant - WR - UFA
Kolodziej, Ross - DE - UFA
Merritt, Ahmad - WR - RFA
Pace, Calvin - LB - UFA
Pope, Calvin - OLB - UFA
Smith, Antonio - DE - RFA
Tafoya, Joe - DE - UFA
Urban, Jerheme - WR - RFA
Ware, Matt - S - UFA