Open your world

Choose a Terraria world or drop it here. Add the matching .twld file for a tModLoader world.

Support for low-end machines

For the easiest setup, choose the Terraria folder that contains both Vanilla and tModLoader worlds.

Documents\My Games\Terraria

Your world files stay on this device and are never uploaded.

World parsing, rendering, and editing run locally in your browser. TerraWorld does not upload the selected save file.