The Opening and the Five Star Challenge are for linemen and skill players and are geared toward the 7 on 7 game, there are camps for the special teams guys. The number one camp for kickers, punters and long snappers is Kohl's Professional Camps. This isn't run by the Kohl's Department Stores. This is serious business and Kentucky's 2016 commit Grant McKinnis is a product of Kohl's.
Kohl's makes the following claim:
93.5% of all Div. I (FBS) football programs include at least one rostered specialist who has attended a Kohls' camp.
Also:
Kohl's National Scholarship Camp is held once a year.