“Sure beats darkness.”
Light is used to illuminate the world at Night, lowering the rate at which Sanity decreases and protecting against Charlie, who will attack in total darkness.
See also: Light Sources
Reign of Giants
In the Reign of Giants DLC, the player can now craft Endothermic Fires, Endothermic Fire Pits, and Moggles in the Light Tab.
In the Shipwrecked DLC, the player can now craft Chimineas, Buoyant Chimineas, Tar Lamps, Obsidian Fire Pits and Bottle Lanterns in the Light Tab. The two light sources that can be attached to Boats, Boat Torch and Boat Lantern, are also available in this tab.
Don't Starve Together
In Don't Starve Together, players can now craft Mushlights, Glowcaps and while playing as Willow, Willow's Lighter in the Light Tab.
Craftable Items and Structures
The following items and structures can be crafted in the Light Tab: