The offensive players now gone are linemen Parker Graham, A.Q. Shipley and Ryan Jensen, tight end Phillip Supernaw, quarterback Keith Wenning and running back Fitzgerald Toussaint.
Those on defense include defensive backs Dominique Franks, Derek Cox, Tramain Jacobs and Sammy Seamster, linebacker John Simon and linemen Jamie Meder and A.J. Pataiali'i.
The team also placed wide receiver Jeremy Butler on injured reserve.
Baltimore signed linebacker Nicholas DiMarco, cornerback Dominique Franks, cornerback Aaron Ross, linebacker Austin Spitler and receiver Mike Willie.
And the Ravens released linebacker Xavius Boyd, safety Dexter Moody and cornerback Avery Patterson.