Wither Infection

Makes withers infect your world!

1.7K Downloads

forgeneoforgemobs

Rent Server with this Mod

Screenshots

About this Mod

banner

Mod Description

The end is nigh... and it starts with the Wither.

Wither Apocalypse is a chaotic and apocalyptic Minecraft mod that drastically changes the way the Wither interacts with the world

Features:
Withers now attack all mobs
Once a mob dies to a wither it becomes another wither

Available Versions

Wither Infection 1.0.0release

MC 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5neoforge

June 1, 2025

Wither Infection 1.0.0release

MC 1.20.1forge

June 1, 2025

How to Install Wither Infection on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.21.5).

Install Mod

Open the mod browser in the dashboard and search for "Wither Infection". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forgeneoforge

Minecraft Versions

1.21.5, 1.21.4, 1.21.3 (+3 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Wither Infection server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.5). You can switch loaders with one click in the panel.

Is Wither Infection compatible with forge and neoforge?

Wither Infection officially supports forge, neoforge for Minecraft 1.21.5, 1.21.4, 1.21.3. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Wither Infection – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Wither Infection consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.