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Horde Day

HORDE DAY – Custom Zombie Siege Events
No more quiet nights. No more easy days.
This is Zomboid, evolved.

What Is HORDE DAY?
Tired of the undead just shambling aimlessly?
Wish they actually felt like a threat?

HORDE DAY brings terrifying, large-scale zombie attacks to Project Zomboid— triggered at regular, fully customizable intervals.
Whether you’re surviving solo or on a chaotic RP server, this mod turns survival into a countdown.

Core Features
Scheduled Horde Events
Prepare— or panic. Waves of zombies attack on a schedule you control (daily, weekly, or fully custom).

Smart Spawning System
Hordes don’t just drop from the sky—they target your general location intelligently, creating tension and immersion.

In-Game Customization Menu
No need to dig into files. Configure everything live from the Sandbox options (server host.)

Horde frequency

Size multipliers

And more coming soon!

Survivor Countdown Warning
A visible alert lets you know when the next horde is coming. You’ll know exactly when to board up and hunker down.

Optional Permadeath Mode
Enable brutal, high-stakes horde events where one mistake could be your last. Not for the faint of heart.

Designed For:
Hardcore survivalists

RP server admins looking to increase immersion

Co-op teams who need a real challenge

Anyone who wants Left 4 Dead-style action in Zomboid

How To Use:
Enable the mod in the Project Zomboid launcher.

Configure settings in the sandbox settings.??

Survive, fortify, or go out in a blaze of glory.

Work in Progress
This mod is still being expanded! Expect regular updates and improvements. Feedback is welcome. Will update frequently.

Workshop ID: 3495000708
Mod ID: HordeDay-Main