From WikiTemp, the GBAtemp wiki

Sysops

Sysops (System operators) are special users of Wikitemp who can Block users, protect and delete pages as well as edit already protected pages.


Bureaucrats

Bureacrats are able to change the permissions of other users. Possible permissions are: Sysop, Bureacrat, Bot.


Bots

Automated robotic users.


Forum Staff members

Some members who are staff members on the forum have their own "Staff members" group. They have some additional rights, though they are technically not Wiki staff.
For the list of members, see here.


Former Wiki Staff

These members have left the Wiki Staff: