Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser
About Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser
What the creator says, alongside confirmed listing details.
Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser is a community item for Project Zomboid listed on Steam Workshop.
Project Zomboid Optimiser (Build 42 & Build 41) I am currently on my honeymoon, this mod will not be updated for at least 1 month, expect usual updates to resum...
Mod details
- Game
- Project Zomboid
- Creator
- prop11
- Category
- Unclassified
- Published
- August 21, 2026
- Last Workshop update
- September 11, 2026
- Workshop item
- #3787481250
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
Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser has 26,466 subscribers and ranks #3,031 in Project Zomboid (#3,031 overall). Over the last 7 days it gained +1.5K subscribers (+6.1%) and over 30 days +6.9K. Weekly velocity is 0.1 subs/day, decelerating (-0.29).
Metrics from 17 stored snapshots. How ModOrNot ranks mods →
Subscriber change since tracked
View change since tracked
Favorite change since tracked
Platform availability
Official developer post: Project Zomboid is only available on Windows, Mac and Linux — there are no plans for console or mobile.
Official developer post: no console version planned.
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 Project Zomboid mods
| Mod | Subscribers | 7d | Score |
|---|---|---|---|
| 23.8K | +23.7K | 100.0 | |
| 18.5K | +18.3K | 100.0 | |
| 4.3K | +4.2K | 100.0 | |
| 3.9K | +3.9K | 100.0 | |
| 7.7K | +7.7K | 99.9 |
Frequently asked questions
How popular is Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser compared with other Project Zomboid mods?
It ranks #3,031 among 66,249 tracked active Project Zomboid mods by subscribers — within the top 4.58%. This is a subscriber-based position, not a quality verdict. Counts and placement can change as the catalogue updates.
Is Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser available on PC?
The official Steam Workshop listing establishes PC distribution for Project Zomboid. This does not verify current downloadability or compatibility with every PC configuration. Official source ↗
Is Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser available on PlayStation 5?
No — Project Zomboid itself is not available on PlayStation 5, so neither the game nor its mods can run there.
Is Project Zomboid Optimiser (PZO) — Multi-Threaded Engine & Optimiser available on Xbox Series X|S?
No — Project Zomboid itself is not available on Xbox Series X|S, so neither the game nor its mods can run there.
When was the mod last updated?
The source listing reports September 11, 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 92.5.
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 Project Zomboid 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.