Those released are; Scott Shearer, Claude Davis, Michael O'Connor, David Noble, Kayode Odejayi, Lionel Ainsworth and Danny Schofield.
Meanwhile, David Worral and Danny Hylton remain under contract but have been informed that they are free to find another club.
Kari Arnason, Mark Bradley and Wes Thomas have been offered a new deal with the club as they head back in to the Championship after a ten year wait.
Youngsters, Mitch Rose, Nicky Walker, Tony Tompson, Dan Rowe and Reece Lucas have been offered development contracts.