Base Oxygen Overhaul

subnautica — Mods & Enhancements

Base Oxygen Overhaul makes oxygen management a real concern in Subnautica by requiring generators to supply breathable air. Each base compartment consumes oxygen based on size, so you must balance production against consumption or face consequences. Adds a new Air Synthesizer. For players who want a more challenging survival experience.

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Downloads, ratings, compatibility info, installation guides, and user reviews.

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Syntax

Gameplay

Example

Downloads: 4,237 | Endorsements: 52

💡 Notes

By visolar6 | v1.0.1 | 52 endorsements

🎯 Tips & Tricks

Start with a small base to learn the oxygen consumption rate

Start with a small base to learn the oxygen consumption rates before expanding.

Place generators strategically to ensure even oxygen distrib

Place generators strategically to ensure even oxygen distribution across compartments.

Monitor your oxygen production vs consumption regularly—runn

Monitor your oxygen production vs consumption regularly—running out mid-exploration can be deadly.

🔧 Troubleshooting

Mod not working

Check load order and required dependencies. Read the full mod description.

⚠️ Common Mistakes

Installing multiple mods that modify the same files without checking compatibility

👍 Pros

Turns base building into a strategic puzzle—no more infinite air for free.
The new Air Synthesizer gives you a fresh tool to manage oxygen production.
Small but active following (52 endorsements) suggests it's a niche hit for survival purists.

👎 Cons

Only 52 endorsements—this is a niche mod, so don't expect widespread community support.
No install instructions or compatibility notes provided by the author.
Last updated in February 2026—may not be compatible with future Subnautica patches.

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