Terraria

This tutorial explains how to set up a Terraria server in the Cobalt dashboard.

Changing configs

Open the servers page.
Find the server you want to change settings in the table and click the first button in the actions column.

Open the files tab at the top.

`serverconfig.cfg`

Open the serverconfig.cfg file in the file editor.
Update the settings.

List of Vanilla settings

This table refers to version 1.4.5.6. Some settings may not be available in earlier versions. Cobalt overrides some default values when a server is created.

Key	Type	Default	Description
`world`	string	`C:\Users\YOUR_USERNAME_HERE\My Documents\My Games\Terraria\Worlds\world1.wld`	Path to the world file to load. The server starts automatically using this world. Relative paths are loaded from `serverfiles`.
`autocreate`	integer	`1`	Creates a new world if none is found. World size: `1` - small `2` - medium `3` - large
`seed`	string	(blank)	Sets the world seed when using `autocreate`.
`seed_celebration`	boolean	`1`	Enables the "Celebration" special seed. `0` - disabled `1` - enabled
`seed_theconstant`	boolean	`1`	Enables the "The Constant" special seed. `0` - disabled `1` - enabled
`seed_notthebees`	boolean	`1`	Enables the "Not the Bees" special seed. `0` - disabled `1` - enabled
`seed_notraps`	boolean	`1`	Enables the "No Traps" special seed. `0` - disabled `1` - enabled
`seed_fortheworthy`	boolean	`1`	Enables the "For the Worthy" special seed. `0` - disabled `1` - enabled
`seed_remix`	boolean	`1`	Enables the "Remix" special seed. `0` - disabled `1` - enabled
`seed_drunk`	boolean	`1`	Enables the "Drunk World" special seed. `0` - disabled `1` - enabled
`seed_zenith`	boolean	`1`	Enables the "Zenith" special seed. `0` - disabled `1` - enabled
`worldname`	string	`world`	Sets the name of the world when using `autocreate`.
`difficulty`	integer	`0`	Sets the world difficulty when using `autocreate`. `0` - classic `1` - expert `2` - master `3` - journey
`maxplayers`	integer	`8`	Maximum number of players allowed on the server. Must be between `1` and `255`.
`port`	integer	`7777`	Port number for the server to listen on.
`password`	string	(blank)	Sets the server password.
`motd`	string	`Please don’t cut the purple trees!`	Sets the message of the day.
`worldpath`	string	`C:\Users\Defaults\My Documents\My Games\Terraria\Worlds\`	Folder where world files will be stored. Relative paths are created in `serverfiles`.
`worldrollbackstokeep`	integer	`2`	Number of rolling world backups to keep.
`banlist`	string	`banlist.txt`	Location of the banlist file. Defaults to `banlist.txt` in the working directory.
`secure`	boolean	`1`	Adds additional cheat protection to the server. `0` - disabled `1` - enabled
`language`	string	`en-US`	Server language code. `en-US` - English `de-DE` - German `it-IT` - Italian `fr-FR` - French `es-ES` - Spanish `ru-RU` - Russian `zh-Hans` - Chinese Simplified `pt-BR` - Portuguese `pl-PL` - Polish `ja-JP` - Japanese `ko-KR` - Korean `zh-Hant` - Chinese Traditional
`upnp`	boolean	`1`	Automatically forwards ports with uPNP. `0` - disabled `1` - enabled
`npcstream`	integer	`60`	Reduces enemy skipping at the cost of increased bandwidth usage. Lower values mean less skipping but more data sent. `0` disables it.
`priority`	integer	`1`	Sets process priority. `0` - Realtime `1` - High `2` - AboveNormal `3` - Normal `4` - BelowNormal `5` - Idle
`slowliquids`	boolean	`1`	Reduces the maximum amount of liquid moving simultaneously, which may reduce lag but slows liquid settling. `0` - disabled `1` - enabled
`journeypermission_time_setfrozen`	integer	`2`	Permission for freezing time in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setdawn`	integer	`2`	Permission for setting time to dawn in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setnoon`	integer	`2`	Permission for setting time to noon in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setdusk`	integer	`2`	Permission for setting time to dusk in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setmidnight`	integer	`2`	Permission for setting time to midnight in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_godmode`	integer	`2`	Permission for toggling god mode in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_wind_setstrength`	integer	`2`	Permission for setting wind strength in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_rain_setstrength`	integer	`2`	Permission for setting rain strength in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setspeed`	integer	`2`	Permission for setting time speed in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_rain_setfrozen`	integer	`2`	Permission for freezing rain in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_wind_setfrozen`	integer	`2`	Permission for freezing wind in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_increaseplacementrange`	integer	`2`	Permission for increasing block placement range in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_setdifficulty`	integer	`2`	Permission for changing world difficulty in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_biomespread_setfrozen`	integer	`2`	Permission for freezing biome spread in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_setspawnrate`	integer	`2`	Permission for changing enemy spawn rate in Journey mode. `0` - locked `1` - host only `2` - everyone

List of tModLoader settings

This table refers to version v2026.05.2.0. Some settings may not be available in earlier versions. Cobalt overrides some default values when a server is created.

Key	Type	Default	Description
`world`	string	`C:\Users\YOUR_USERNAME_HERE\My Documents\My Games\Terraria\Worlds\world1.wld`	Path to the world file to load. The server starts automatically using this world. Relative paths are loaded from `serverfiles`.
`autocreate`	integer	`1`	Creates a new world if none is found. World size: `1` - small `2` - medium `3` - large
`seed`	string	(blank)	Sets the world seed when using `autocreate`.
`seed_celebration`	boolean	`1`	Enables the "Celebration" special seed. `0` - disabled `1` - enabled
`seed_theconstant`	boolean	`1`	Enables the "The Constant" special seed. `0` - disabled `1` - enabled
`seed_notthebees`	boolean	`1`	Enables the "Not the Bees" special seed. `0` - disabled `1` - enabled
`seed_notraps`	boolean	`1`	Enables the "No Traps" special seed. `0` - disabled `1` - enabled
`seed_fortheworthy`	boolean	`1`	Enables the "For the Worthy" special seed. `0` - disabled `1` - enabled
`seed_remix`	boolean	`1`	Enables the "Remix" special seed. `0` - disabled `1` - enabled
`seed_drunk`	boolean	`1`	Enables the "Drunk World" special seed. `0` - disabled `1` - enabled
`seed_zenith`	boolean	`1`	Enables the "Zenith" special seed. `0` - disabled `1` - enabled
`worldname`	string	`world`	Sets the name of the world when using `autocreate`.
`difficulty`	integer	`0`	Sets the world difficulty when using `autocreate`. `0` - classic `1` - expert `2` - master `3` - journey
`maxplayers`	integer	`8`	Maximum number of players allowed on the server. Must be between `1` and `255`.
`port`	integer	`7777`	Port number for the server to listen on.
`password`	string	(blank)	Sets the server password.
`motd`	string	`Please don’t cut the purple trees!`	Sets the message of the day.
`worldpath`	string	`C:\Users\Defaults\My Documents\My Games\Terraria\Worlds\`	Folder where world files will be stored. Relative paths are created in `serverfiles`.
`worldrollbackstokeep`	integer	`2`	Number of rolling world backups to keep.
`banlist`	string	`banlist.txt`	Location of the banlist file. Defaults to `banlist.txt` in the working directory.
`secure`	boolean	`1`	Adds additional cheat protection to the server. `0` - disabled `1` - enabled
`language`	string	`en-US`	Server language code. `en-US` - English `de-DE` - German `it-IT` - Italian `fr-FR` - French `es-ES` - Spanish `ru-RU` - Russian `zh-Hans` - Chinese Simplified `pt-BR` - Portuguese `pl-PL` - Polish `ja-JP` - Japanese `ko-KR` - Korean `zh-Hant` - Chinese Traditional
`upnp`	boolean	`1`	Automatically forwards ports with uPNP. `0` - disabled `1` - enabled
`npcstream`	integer	`60`	Reduces enemy skipping at the cost of increased bandwidth usage. Lower values mean less skipping but more data sent. `0` disables it.
`priority`	integer	`1`	Sets process priority. `0` - Realtime `1` - High `2` - AboveNormal `3` - Normal `4` - BelowNormal `5` - Idle
`slowliquids`	boolean	`1`	Reduces the maximum amount of liquid moving simultaneously, which may reduce lag but slows liquid settling. `0` - disabled `1` - enabled
`journeypermission_time_setfrozen`	integer	`2`	Permission for freezing time in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setdawn`	integer	`2`	Permission for setting time to dawn in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setnoon`	integer	`2`	Permission for setting time to noon in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setdusk`	integer	`2`	Permission for setting time to dusk in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setmidnight`	integer	`2`	Permission for setting time to midnight in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_godmode`	integer	`2`	Permission for toggling god mode in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_wind_setstrength`	integer	`2`	Permission for setting wind strength in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_rain_setstrength`	integer	`2`	Permission for setting rain strength in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_time_setspeed`	integer	`2`	Permission for setting time speed in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_rain_setfrozen`	integer	`2`	Permission for freezing rain in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_wind_setfrozen`	integer	`2`	Permission for freezing wind in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_increaseplacementrange`	integer	`2`	Permission for increasing block placement range in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_setdifficulty`	integer	`2`	Permission for changing world difficulty in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_biomespread_setfrozen`	integer	`2`	Permission for freezing biome spread in Journey mode. `0` - locked `1` - host only `2` - everyone
`journeypermission_setspawnrate`	integer	`2`	Permission for changing enemy spawn rate in Journey mode. `0` - locked `1` - host only `2` - everyone
`modpack`	string	(blank)	Sets the mod pack to load, causing only the specified mods listed in that modpack to be loaded.

WARNING

Do not change the port and ip settings.

Click the save button in the bottom left corner.

Open the overview tab at the top.
Click the restart button in the control block.

Adding mods

WARNING

Mods can only be added for the tModLoader loader.

Open the servers page.
Find the server you want to add mods in the table and click the first button in the actions column.
Upload mods using one of the following methods:

File manager

Open the files tab at the top.
Open the data/Mods folder in the file manager.
Click the upload button in the bottom left corner.
Select the mods files from your device.

TIP

You can find mods on Steam Workshop.

Click the upload button in the bottom right corner.

Open the files tab at the top.
Open the data/Mods/enabled.json file in the file editor.
Add the names of the mod files to the list, separating them with commas:

json

[
   "ModFileName1",
   "ModFileName2"
]

Click the save button in the bottom left corner.
Open the overview tab at the top.
Click the restart button in the control block.

Terraria ​

Changing configs ​

serverconfig.cfg ​

Adding mods ​

Terraria

Changing configs

`serverconfig.cfg`

Adding mods