Self-sealing Airlocks (U59 Fix)
About Self-sealing Airlocks (U59 Fix)
What the creator says, alongside confirmed listing details.
Self-sealing Airlocks (U59 Fix) is a community item for Oxygen Not Included listed on Steam Workshop.
Mechanized and insulated doors block gas and liquid while they are closing and closed -- no more puff of chlorine sneaking through a doors mid-swing. A plain do...
Mod details
- Game
- Oxygen Not Included
- Creator
- Mythra PS
- Category
- Unclassified
- Published
- July 19, 2026
- Last Workshop update
- October 8, 2026
- Workshop item
- #3767433917
Screenshots
1 image from the mod listing
Timeline
Key dates from the original listing and ModOrNot's catalogue.
-
First published
The item was first published on Steam Workshop. Steam listing ↗
-
File last updated
Latest file-change date reported by Steam Workshop. Steam listing ↗
Why it ranks here
Self-sealing Airlocks (U59 Fix) has 177 subscribers and ranks #2,162 in Oxygen Not Included (#2,162 overall). Over the last 7 days it gained +8 subscribers (+4.9%) and over 30 days +73. Weekly velocity is 0.0 subs/day, decelerating (-0.70).
Metrics from 24 stored snapshots. How ModOrNot ranks mods →
Subscriber change since tracked
View change since tracked
Favorite change since tracked
Platform availability
Availability is only claimed when an official source proves it. A platform we cannot verify is shown as “Not verified” — we never assume a PC Workshop mod runs on a console.
More Oxygen Not Included mods
| Mod | Subscribers | 7d | Score |
|---|---|---|---|
| 258 | +204 | 99.9 | |
| 430 | +301 | 99.7 | |
| 375 | +283 | 99.7 | |
| 348 | +229 | 99.2 | |
| 292 | +195 | 99.2 |
Frequently asked questions
How popular is Self-sealing Airlocks (U59 Fix) compared with other Oxygen Not Included mods?
It ranks #2,162 among 2,914 tracked active Oxygen Not Included mods by subscribers — within the top 74.19%. This is a subscriber-based position, not a quality verdict. Counts and placement can change as the catalogue updates.
Is Self-sealing Airlocks (U59 Fix) available on PC?
The official Steam Workshop listing establishes PC distribution for Oxygen Not Included. This does not verify current downloadability or compatibility with every PC configuration. Official source ↗
When was the mod last updated?
The source listing reports October 8, 2026 as the last file update. A later comment or catalogue refresh does not mean the mod file changed. Official source ↗
What does the ModOrNot Score mean on this page?
It is a 0–100 momentum signal: 50% subscriber-growth velocity relative to mods in the same game, 20% favorite growth, 20% view growth, and 10% update recency. It is not a quality rating. The current score is 62.4.
Are these the real Steam Workshop numbers?
ModOrNot stores public Steam Workshop counts from its collection runs. The totals shown here are the latest counts stored in our catalogue; changes over time are calculated from recorded observations, not invented values. They can differ from the live listing until the next collection.
How is the rank computed?
ModOrNot compares tracked active Oxygen Not Included mods by their current stored subscriber totals. Rank #1 has the most subscribers; equal totals share a rank. The rank is calculated when this page loads and can change as counts or the catalogue change.