About Captain Expansion
From Steam WorkshopCaptain Expansion Significantly expands the Captain role by introducing new talents focused on leadership, combat, economy, and crew support. The mod also adds several new submarine upgrades,…
Captain Expansion
Significantly expands the Captain role by introducing new talents focused on leadership, combat, economy, and crew support.
The mod also adds several new submarine upgrades, including advanced sonar systems and weapon improvements, providing captains with more strategic tools during long campaigns.
New Captain Talents
- Leadership talents that improve crew performance.
- Combat talents focused on revolvers, melee weapons, and survival.
- Economic talents that increase mission rewards and reduce costs.
- Crew-wide progression bonuses.
- New crafting unlocks and utility abilities.
New Ship Upgrades
Rapid Loading System
Reduces turret reload time, allowing weapons to maintain higher sustained fire during combat.
Extended Sonar Range
Increases sonar detection range, making navigation and threat detection easier.
Sonar Calibration
A completely new sonar mechanic.
Active sonar pings can stun and push back hostile creatures detected within the sonar cone.
Higher upgrade levels increase stun duration and effectiveness.
Infection Detector
Allows the sonar to detect infected lifeforms and biological threats.
Detected targets appear on the sonar similarly to mineral deposits, providing early warning of potential danger.
Features
- New Captain talents.
- Leadership-focused gameplay.
- New combat options.
- Crew-wide bonuses.
- Improved economy and trading.
- Sonar creature stun system.
- Infection detection technology.
- New submarine upgrade paths.
- Enhanced turret performance.
- Multiplayer compatible.
- Campaign friendly.
Requirements
Notes
Captain Expansion was designed to make the Captain a more active and meaningful role while preserving the vanilla feel of Barotrauma.
Additional talents and ship upgrades may be added in future updates.
Highlights
From source dataFootprint
Rated a light load on a server.
Last update
Its author last shipped an update 5 mo ago.
Captain Expansion on Nxeon
From our catalogue- One-click install
- Not available. One-click install isn't available for this game's mods yet. Download it and upload it to your server in Files.
- Server load
- light
- Smallest plan we suggest
- Barotrauma — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
- Latest build
- 2026-06-02, released 2026-06-02
Game versions by loader
| Loader | Game versions | Newest |
|---|---|---|
| Workshop |
From 1 recorded build of Captain Expansion.
Dependencies
- Required: LuaCsForBarotrauma
Declared by the newest build that lists any. Required ones are installed with it on one-click installs.
Run Captain Expansion on a Barotrauma server
Deploy a server above, then upload the file in Files.
What kind of mod it is
From the catalogQuality of life & UI
Small conveniences, tweaks and interface improvements players notice straight away.
Compatibility
- Game
- Barotrauma
Verified at the source
- ✓Steam WorkshopOfficial listing, checked 2026-10-10Open ↗
- ✓AuthorMrKielbasa, as published on Steam Workshop
- ✓LicenseNot published by the sourceFree
