Hull City have offered new contracts to Paul McShane, Liam Rosenior and Mark Oxley as they prepare for life back in the Premier League.
Senegalese centre-back Abdoulaye Faye has also triggered a clause in his contract, which sees him earn a new one-year deal at the KC Stadium.
Meanwhile, the Tigers have released 12 players, including Andy Dawson, Jay Simpson and Seyi Olofinjana.
Also leaving the club are Paul McKenna, Sonny Bradley, Lewis Clarkson, Mark Cullen, Jamie Devitt, Kealan Dillon, Daniel East, Daniel Emerton and Francis McCaffrey.