Withered Nylium

A mod that adds a new Nether biome: The Withered Forest.

by TheLunarAlienAdventure World generation

NeoForge

Loaders: NeoForge
Downloads on Modrinth: 190
Followers on Modrinth: 6
version: 1
Updated: August 12, 2026Aug 12
Published: in 2026

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A Snapshot of The Biome · swipe

At a glance

Runs on NeoForge

For Minecraft 1.21.1

Needed in the game and on the server

Latest version — 1.0.0 from August 12, 2026

Requires TerraBlender

License MIT — free

Where it's needed

In gamerequiredOn serverrequired

Needed both in the game and on the server

Game versions1.21.1

REQUIRES TERRABLENDER

The Withered Forest is a new biome in the Nether. It is home to Wither Skeletons, the new Withered Fungus (which includes a new wood type!), and the new Blight Berries.

With Blight Berries, you can brew Potions of Decay, which grant the Wither effect. If you brew the Potions of Decay further using Glistening Melons, you can create Potions of Wither Resistance. This new potion effect will make you immune to all incoming wither damage.

A Snapshot of The Withered Forest biome. It features dark black stems with silvery veins going through it. On top of the stems is a new black wart block. On the ground of the biome, there are Withered Fungus plants as well as Withered Roots. Both of these foilages are black in color while the fungus

FAQ

How to install Withered Nylium?

Install NeoForge for your Minecraft version, download Withered Nylium for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does Withered Nylium support?

Withered Nylium has builds for Minecraft 1.21.1.

Is Withered Nylium needed on the server?

Needed in the game and on the server

License and source

MIT Licensefree to use and share with credit to the author

Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders