Jacobs signed with Kansas City as an undrafted free agent in April.
Ellis played for the Nittany Lions from 2019-23.
Hardy was drafted No. 219 overall in the 2024 NFL Draft.
The Packers drafted King in the seventh round of this year's draft.
Mustipher and Smith were one of nearly a dozen Nittany Lions cut by NFL teams through Tuesday afternoon.
McSorley appeared in two preseason games with the Commanders.