Upcoming features

Terraria 1.3.1
The Terraria 1.3.1 update will be focused around improvements and additions to the wiring system of Terraria. Players are encouraged to send in their ideas here.

Content

 * Logic gates (AND, NAND, OR, NOR, XOR, and XNOR)
 * Yellow Wire.
 * Snow no longer passes through blocks.
 * Conveyor Belts.
 * Large Gems can now be placed in containers and activate wire when done so.

Terraria Series
Following the release of the Terraria 1.3 update, lead developer Redigit has moved on to working on Terraria: Otherworld, though developers Yoraiz0r and Skiphs plan to continue updating Terraria into the future.

Redigit has also stated that he plans to later release Terraria 2, a seperate game from Terraria: Otherworld, although little information is known about the nature or content of this sequel.