Host a Terraria + tModLoader server for your friends
Free, on your PC, no port forwarding. Terraria + tModLoader is planned for our launch catalog. Join the waitlist and we'll tell you the moment it's live.
One of the lightest servers in the catalog: vanilla Terraria runs in under a gigabyte. tModLoader support brings Calamity-class modpacks, which is where most of the long-running friend servers live.
Get early access for Terraria + tModLoaderWhat you need
- RAM
- 0.5-1 GB vanilla, 2-4 GB modded
- Default server ports
- 7777
- Protocol
- TCP
- Server OS
- Windows, Linux, macOS
- Typical group
- 2-8 friends
You never forward any of these. The agent connects outward to our relay; the game's ports stay on your machine.
How hosting Terraria + tModLoader works
- 01
Install Multiplayer Rally
One Windows app. It installs and manages the Terraria + tModLoader dedicated server for you. No command line, no config files.
- 02
Pick Terraria + tModLoader
We set the ports, the settings, and the restart schedule. You pick the world name and who's allowed in.
- 03
Share your link
You get one address your friends paste into the game, and they're in. Nothing to install on their side, no port forwarding on yours.
Terraria + tModLoader hosting questions
Plan on 0.5-1 GB vanilla, 2-4 GB modded of free RAM for a friend-group server. Your PC needs that on top of whatever else it's running; the app checks before installing.
7777 (TCP). With Multiplayer Rally you don't forward any of them: the agent makes an outbound connection to our relay, and your friends connect to the relay address.
Yes. Each player needs their own copy of Terraria + tModLoader to join your server. We host the server side; the game itself comes from the store like always.
Terraria + tModLoader is in our planned launch catalog. Join the waitlist, pick Terraria + tModLoader as your game, and we'll email you when it's live.