Adds support for teleporting & creating multiple worlds.
Supports Fabric, Forge, & NeoForge.

Active Versions: 1.21.11, 1.21.10, 1.21.8, 1.21.1, 1.20.6, 1.20.1

Features

• Create multiple worlds with different generators, types, & seeds.
• Easily teleport between worlds with commands
• Custom Nether Portals (New!)
• And more.

On Fabric 1.21+, Multiworld Portal support requires iCommonLib (version #98 or higher)

Command Usage:

• Output mod version: /mv version
• List all worlds: /mw list
• Create world: /mw create <id> <dim> [-g=GENERATOR -s=SEED]
  • Example: /mw create testworld NORMAL
  • Example: /mw create testworld NETHER
  • Example: /mw create testworld END
  • Example: /mw create testworld NORMAL -g=FLAT -s=1234
• Teleport to world: /mw tp <id>
  • Example: /mw tp minecraft:overworld
  • Example (Console): /mw tp overworld Player52
• Set a Gamerule:
  • Example: /mw gamerule doDaylightCycle false
• Set a worlds difficulty:
  • Example: /mw difficulty EASY
• Delete a world (Console Only)
  • /mw delete <id>

Permissions

Multiworld supports mods that support fabric-permissions-api-v0 such as LuckPerms or SimplePerms/CyberPerms.
The permission multiworld.admin or being /op-ed grants access to every command.

Command & Permission:

• /mw - multiworld.cmd
• /mw tp - multiworld.tp
• /mw spawn - multiworld.spawn
• /mw setspawn - multiworld.setspawn
• /mw create - multiworld.create
• /mw gamerule - multiworld.gamerule
• /mw difficulty - multiworld.difficulty
• /mw delete - Console-only command

Note: multiworld.cmd for the base /mw command is also required for all sub-commands.

Coming soon

• /mw delete command added in 1.9
• /mw load/unload
• Custom generator support. added in 1.9
• Custom Portal support.

World Storage Location

Multiworld uses the Vanilla world save path for worlds. Added worlds will be saved in the main overworld's dimension folder world\dimensions\id\path.

FAQ

• Crash: "Multiworld 1.21.x requires Minecraft 1.xx": The version uploaded to Modrinth is a jar-in-jar bundle, unless interrupted by other mod crashes, fabric-loader will load.

Related Mods

• Multiworld Inventories - Per World Inventory support.
• MultiWorld Positions by yarg119.
• Multi World Borders for <= 1.21.8 by Potatoboy.
• Quantum alternative multi-world mod by Unreal852

Note: Multiworld makes use of the Fantasy library by NucleoidMC for creation of worlds.