Oldham midfielder Danny Whitaker is one of six players who will not be offered a new contract at Boundary Park.
Arsenal youngster Rene Steer has joined Oldham on a 12-month contract following a successful trial.
Arsenal have confirmed that Amaury Bischoff is one of eight players to have been released by the club.
Gillingham have opted to extend Rene Steer's loan deal for a third and final month.
Mark Stimson has revealed he would like to extend the loan spells of Rene Steer and Jaime Peters.