Yggdrasil

Yggdrasil

A server mods/datapack that adds gigantic new structures to Minecraft. The structures are so gigantic that they require hours of exploration and offer unique rewards!

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199.3K Downloads
datapackfabricforgeneoforgequiltworldgen
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Screenshots

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Alfheim
Runic Fracture
Asflors Village
Asflors Sword

About this Mod

Yggdrasil Structure - 1.21 - Datapack - Mods

yggdrasil

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What is Yggdrasil ?

This pack adds 20 structures included 5 mega structure that take hours to explore. Magnificent structures that spawn all over the world, and gives unique rewards, and combined with NeoEnchant it gets even better!

An unprecedented difficulty for the end of the game, Exclusive enchantments to be found in this structure if you use the NeoEnchant pack.
The NeoEnchant pack is not mandatory; it is designed to work with or without it!

What we call a Mega-Structure is a massive architectural, containing hundreds of rooms, and requiring dozens of hours to fully explore. These structures are designed to be complete dungeons in themselves, offering an epic adventure experience.

All Structure

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Next Version in early access

The next updates (V6.0.0) exclusively available to Patreon for all members, the public release will follow soon, so keep an eye out. https://www.patreon.com/c/hardel

Yggdrasil 6

Feature in the Next Version

Yggdrasil Version 6.0.0: Vanaheim

Hello everyone! I'm excited to announce *Yggdrasil Version 6.0.0, An major update introducing Vanaheim, a flourishing kingdom. This update introduces Advancements and a new exclusive enchantment.

What's New in 5.6.0:

  • Vanaheim: New 4th realm with linear progression, 100x100 dwelling, strategic loot placement, varied spawners, and exclusive NeoEnchant enchantment.
  • Folkvangr: Surface stele that provides a map to locate Vanaheim.
  • Reva Rework: Converted to passive soul stone granting fire immunity for better stability.
  • Partial Alternative Merge: Runic Dimension removed, structures relocated to Nether, Divine Keys removed.
  • Advancements System: Track discovered structures and legendary items.

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Documentation

For detailed information about Yggdrasil, NeoEnchant, Whisper of Ethers, or the web tools offered by Voxel, please refer to the documentation.
It contains all the information about the new content in Voxel, Enchantment, Structure, and everything else.

Click on the image below to access the complete wiki. Wiki Links

Documentation

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The Neo-Ecosystem

To further enhance the immersion, you can add one of the following packs, which are optional but work great with Yggdrasil.

  • NeoEnchant+ — Over 40 unique, well-balanced enchantments. Each can be obtained in Yggdrasil structures or through vanilla methods.
  • BeyondEnchant — Breaks the chains of vanilla limits. Enchantment levels are increased, making them more powerful.
  • Yggdrasil Alternative — A lighter variant without custom dimensions, Vault and Keys, perfect for servers and large modpacks.
  • Whisper of Ether — Adds forgemagic to equipment, explore powerful weapons and armor perfect for combat!

Packs

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Support the Project

Join us on Patreon and help make Minecraft an even more amazing experience for everyone!
With more support, I can make tools for creators, players, and modders. I plan to create the Hytale asset editor in Minecraft!

Patreon

Available Versions

v7.1.0 (Mod)release
MC 26.2fabric, forge, neoforge, quilt
August 20, 2026
v7.1.0 (Datapack)release
MC 26.2datapack
August 20, 2026
v7.0.0 (Mod)release
MC 26.1.2fabric, forge, neoforge, quilt
May 31, 2026
v7.0.0 (Datapack)release
MC 26.1.2datapack
May 31, 2026
v6.0.0 (Mod)release
MC 1.21.3, 1.21.4fabric, forge, neoforge, quilt
February 21, 2026

How to Install Yggdrasil on Your Server

1

Order Server

Order a Minecraft Java server with at least 4 GB RAM (6 GB recommended).

2

Set datapack Loader

In the panel under "Egg", select the datapack loader and matching Minecraft version (26.2).

3

Install Mod

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

Compatibility

Mod Loaders

datapackfabricforgeneoforgequilt

Minecraft Versions

26.2, 26.1.2, 1.21.11 (+14 more)

Server-side

Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

Yggdrasil server crashes on startup – what to do?

Most common cause: wrong datapack version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 4 GB RAM is allocated and the loader matches the mod version (26.2). You can switch loaders with one click in the panel.

Is Yggdrasil compatible with datapack and fabric and forge and neoforge and quilt?

Yggdrasil officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 26.2, 26.1.2, 1.21.11. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Yggdrasil – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Yggdrasil 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.

Rent Modded Server

Install Yggdrasil with just one click on your server.

Recommended RAM
6 GBfrom €7.800000000000001/mo
Minimum 4 GB | per 5 players
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NVMe SSD Storage
DDoS Protection included

Details

License
LicenseRef-Voxel-License
Server-side
Required

Supported Versions

26.226.1.21.21.111.21.101.21.91.21.81.21.71.21.61.21.51.21.4+7 more