How do I install Alien End Data Pack?

Download the file matching your Minecraft version. Unzip it and place the folder into your datapacks folder (.minecraft/saves/YourWorld/datapacks). Restart the world or use /reload in chat.

Do I need Forge or Fabric for this data pack?

No. Data packs are built-in Minecraft feature that work on vanilla servers and singleplayer without any mods.

Will this work with other data packs?

Yes. Alien End only modifies the vanilla End biomes, so it's compatible with most other data packs. Check for conflicts if using multiple End-related packs.

What does Alien End actually change?

It adds giant trees, underground stalactites, cooler small islands, and geodes throughout the End. Endermites also spawn naturally now. The overall look is more alive and alien.

Which versions does Alien End support?

Alien End is available for 1.19 through 1.21.1. Download the version that matches your Minecraft installation.

Alien End Data Pack 1.21.1, 1.20.1 Download

Alien End Data Pack completely transforms the End dimension into something genuinely weird and worth exploring. Instead of a barren wasteland, you get an alien landscape full of unique terrain, structures, and life. This data pack adds real visual variety to the End without needing mods.

What This Data Pack Does

The vanilla End is pretty empty. Alien End fixes that. It completely overhauls the End biomes with new features that make exploring actually interesting.

Key Features:

Giant Trees, Towering alien-looking trees scattered across the islands give the End a completely different vibe
Stalactites, Hanging formations under the islands add depth and make each island feel more mysterious
Better Small Islands, The tiny islands in the End got a visual upgrade with cooler terrain variation
Geodes, Crystal formations scattered around add color and visual interest to the landscape
Natural Endermites, Endermites spawn naturally in the End now, making it feel less empty
Mod Compatible, Only changes vanilla End biomes, so it plays nice with other data packs and mods

Installation

Alien End is a data pack, not a mod. You don’t need Forge, Fabric, or anything else. Just download and drop it into your world folder.

Step by step:

Download the file for your Minecraft version from the links below
Unzip the downloaded file
Go to .minecraft/saves/YourWorld/datapacks and paste the folder there
Open your world and use /reload or restart Minecraft
Done. The End is now alien

Need more detail? Check out the full data pack installation guide.