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World Randomizer

All blocks are shuffled in world generation, making for an interesting and challenging playthrough
by JoJoaky
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404 downloads
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Updated Jun 30, 2026
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Fun Mechanics World Generators

Description:

This server plugin randomizes the blocks of new chunks when they are generated.

Replacement Rules

  • each block type is always replaced with the same block type for the same seed.
  • no unsupported blocks (like floating torches)
  • air is not replaced
  • solid blocks are only replaced with solid blocks
  • non-occluding blocks are only replaced with non-occluding blocks
  • gravity blocks are only replaced by gravity blocks
  • fluids are only replaced by fluids
  • excluded Blocks:
    • ignored: banners, (Calibrated-) sculk sensor, right clickable blocks, nether portal, observer, (Trial-) spawner
    • not replaced: end portal frame, air

Goal

The goal of this challenge is to kill the Ender Dragon, but players are not limited to this.

 

Mapping Command

Description: Displays how a block is shuffled

Usage: /mapping [<block>]

Parameter:

  • <block> - Enter block type you want to check
  • None - Uses the item held by executor

Example:

/mapping minecraft:diamond_ore ->

Mapping for diamond ore:
diamond ore is replaced with end stone
dirt is replaced with diamond ore

 

FAQ:

Q: My client / server is lagging

A: This plugin significantly slows down the world generation progress. Additionaly some unfortunate shuffles can cause a lot of lag.

Q: Github?

A: Soon (maybe)

 

Credits:

I wasn't inspired by any particular source, but this has been done multiple times before

World Randomizer 1.1
MC 1.21
Release 2024-08-02 Get

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