Options:

HOME - Active Trainer

Numpad1 - Infinite Health
Numpad2 - Infinite Sanity Meter
Numpad3 - Infinite Ammo
Numpad4 - No Reload
Numpad5 - No Recoil
Numpad6 - Super Speed (Only player)
Numpad7 - Freeze All Enemies

TELEPORT:
PageUp - Save Location
PageDown - Teleport
End - Undo Teleport