Examples disclosed herein provide a computing device that provides a cable management system. As an example, the computing device includes a tray and a port disposed along an interior perimeter of the tray. As an example, a groove in the tray is to receive a cable that is connectable to the port at a first end of the cable, wherein the cable is to be routed through the groove and a second end of the cable is to emerge external to the computing device. As an example, a lid is to conceal the interior perimeter of the tray, wherein the lid is to secure a connection of the first end of the cable to the port.