Jose Veiga, Lewis Chalmers and Matt Hamshaw head a list of 16 players released by relegated League Two club Macclesfield.
Bradford boss Phil Parkinson was furious with the penalty decision which saw Macclesfield beat his side 1-0.
Macclesfield manager Gary Simpson admitted the penalty decision which saw his side triumph 1-0 over Bradford was "dubious".
Macclesfield midfielder Lewis Chalmers has signed a new one-year contract at the club.
Macclesfield have snapped up Lewis Chalmers on a one-year contract after he was released by Aldershot.
Aldershot have released six players after the failure to win promotion, including striker John Grant.
Aldershot have released Bobby Hopkinson and have allowed Lewis Chalmers to join Oxford United on loan.