Core Keeper Dedicated Server: Admin Commands & Configuration Guide
Data Verified: May 2026Complete Core Keeper dedicated server reference. Configure server settings, manage Galaxy ID admin list, run on Linux containers, and size hardware for stable multiplayer mining communities.
Commands & configuration database
| Command | Default Value | Description | Action |
|---|---|---|---|
worldName | World | Name of the world file to load. Created automatically if missing. | |
worldSeed | 0 | Seed used for procedural world generation. 0 = random. | |
worldMode | 0 | World mode: 0 = Normal, 1 = Hard, 2 = Creative. | |
gameId | auto | Unique game ID players use to join. Regenerated each restart by default. | |
maxPlayers | 8 | Maximum concurrent players. Hard cap is 10. | |
serverName | Core Keeper Server | Display name shown in the admin console and in-game. | |
gamePort | 27015 | UDP gameplay port. | |
queryPort | 27016 | UDP query port. | |
saveInterval | 300 | Seconds between automatic world saves. |
Showing 9 of 9 configuration parameters.
| Command | Default Value | Description | Action |
|---|---|---|---|
/help | N/A | Lists all available in-game admin commands. | |
/list | N/A | Lists all currently connected players and Galaxy IDs. | |
/kick <name> | N/A | Kicks the named player from the server. | |
/ban <galaxyid> | N/A | Bans the player by their Galaxy ID. | |
/save | N/A | Forces an immediate world save. | |
/spawn <itemId> <qty> | N/A | Spawns the named item into the admin's inventory. | |
/teleport <x> <y> | N/A | Teleports the calling admin to map coordinates. | |
/time <hours> | N/A | Sets the current in-game time of day. |
Showing 8 of 8 admin console commands.
Recommended hosting providers
Vetted hosts with one-click Core Keeper installs. Links are affiliate placeholders and marked rel="sponsored".
One-click Core Keeper installs with auto-updating dedicated server binaries and save backups.
Visit Nitrado →Budget Linux-container plans with web-based config editor.
Visit GTXGaming →Dedicated nodes ideal for long-running communities with large explored worlds.
Visit Host Havoc →Hardware specifications
Sizing guidance for self-hosting a Core Keeper dedicated server.
| Tier | Specification | Use case |
|---|---|---|
| Small (1-4 players) | 2 GB RAM / 2-core 3.0 GHz+ CPU | Vanilla co-op. Core Keeper is extremely lightweight. |
| Standard (4-8 players) | 4 GB RAM / 2-core 3.5 GHz+ CPU / SSD | Active 8-player server with established base. |
| Heavy Explored World | 6-8 GB RAM / 4-core 4.0 GHz+ CPU / NVMe SSD | Long-running worlds with huge explored areas and many storage chests. |
Default file locations
Default installation paths for Core Keeper dedicated servers installed via SteamCMD.
Windows
C:\CoreKeeperServer\Linux
/home/steam/CoreKeeperDedicatedServer/Pro-Tip: Always stop the server completely before editing configuration files, or the server will overwrite your changes upon restart.
Default ports for port forwarding
Open these on your router and firewall before exposing the server to the internet.
| Service | Protocol | Port |
|---|---|---|
| Game Port | UDP | 27015 |
| Query Port | UDP | 27016 |
| RCON / Telnet | - | N/A (in-game) |
Frequently asked questions
Other dedicated servers you might run
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Host your own Core Keeper server
All hosting guides →Step-by-step install and deploy walkthroughs (panels, ports, RAM sizing). Pair these with the command reference above.