Space Co-op

Two-file INI editor · Astroneer

System Era Space Sandbox · Space Exploration / Planetary Sandbox

Player tools indexed: 5 Admin consoles: 4

Validated fields, editable forms, preserved settings and downloads.

Player tools (5)

Instant interactive calculations and recipe planners

Server admin and config generation (4)

Config files, startup scripts and command wizards for running a server

Astroneer Ports & Protocols

Port Protocol Purpose
8777 UDP Game connection (Engine.ini)

Astroneer Dedicated Server Install (SteamCMD)

SteamCMD appid 728470

sudo useradd -m -s /bin/bash steam
sudo apt update && sudo apt install -y steamcmd lib32gcc-s1
sudo -u steam -i \
  /usr/games/steamcmd +force_install_dir /opt/gameserver \
  +login anonymous +app_update 728470 validate +quit

https://astroneer.space/dedicatedserver/

Astroneer Config file paths

  • Astro/Saved/Config/WindowsServer/Engine.ini
  • Astro/Saved/Config/WindowsServer/AstroServerSettings.ini
  • Astro/Saved/SaveGames/
  • Astro/Binaries/Win64/AstroServer-Win64-Shipping.exe

Server notes

Default game port: UDP8777 in Engine.ini [URL]. AstroServerSettings.ini controls identity, saves and player limits. Stop and back up before editing. Xbox requires authenticated hosting; check official crossplay partners. Aeoluz and Megatech dedicated sessions require each player to own the corresponding DLC.

FAQ

Which Astroneer server-admin tools are available?
We list 4 tools for Astroneer: Two-file INI editor, Deployment and connections, Save loading and migration, INI diagnostics. All of them run straight in your browser.
Which ports does Astroneer need open?
Astroneer defaults to 8777/UDP. Use the actual instance configuration and allow only the listed protocols and ports. Check the host firewall, router forwarding and game visibility settings.
How do I install a dedicated Astroneer server?
Install it with SteamCMD — the dedicated server app id for Astroneer is 728470, so +app_update 728470 validate downloads or updates it. Config files usually live at Astro/Saved/Config/WindowsServer/Engine.ini, Astro/Saved/Config/WindowsServer/AstroServerSettings.ini, Astro/Saved/SaveGames/.
Do these tools cost anything or need installing?
No. Everything runs in the page: no install, no sign-up, no cost. Enter your values and the result appears instantly, and you can copy the generated configs and commands with one click.