WorldTools (Fabric 1.21.11)

This repository is a maintained Fabric-only build of WorldTools for Minecraft 1.21.11.

WorldTools captures a local world snapshot from a multiplayer session, including chunks, entities, players, statistics, advancements, map data, and capture metadata.

Upstream Credit

This project is based on the original WorldTools project:

• Original project: https://github.com/Avanatiker/WorldTools
• Original authors: Constructor, P529, rfresh/rfresh2 (and contributors)

The intent of this release line is to keep the mod usable on modern Fabric versions while preserving upstream attribution.

Current Scope

• Minecraft: 1.21.11
• Mod version: 1.2.9
• Loader: Fabric
• Java target: 21+
• Module layout: common + fabric (Forge removed)

Features

• Capture toggle with default keybind F12
• Config/manager UI with default keybind F10
• Captures:
  • chunks (terrain/biomes/structures)
  • entities and players
  • container/block-entity data (when interacted with)
  • player stats and advancements
  • level/map metadata and export files
• Output appears as a playable singleplayer world save

Install (Fabric)

Required mods

• Fabric Loader
• Fabric API
• Fabric Language Kotlin
• Cloth Config
• Mod Menu (optional but recommended)

Install steps

1. Install Fabric for Minecraft 1.21.11.
2. Download the latest Fabric jar from the repository releases (or build locally).
3. Put the jar in your .minecraft/mods folder.

Usage

• Start/stop capture: F12 or /worldtools capture
• Open manager/config screen: F10 or button in pause menu
• During capture, open containers you want included in the saved snapshot

Build From Source

Windows (PowerShell)

./gradlew.bat :fabric:build --no-daemon

Output jars are in fabric/build/libs.

Run dev client

./gradlew.bat :fabric:runClient --no-daemon

Project Notes

• This project intentionally removes old community links that are no longer maintained.
• Some internal systems were adapted for 1.21.11 API changes (mixin targets, NBT/storage, render hooks).
• If you report issues, include logs/crash reports and reproduction steps.

Contributing

PRs are welcome. Please keep changes focused and include:

• target behavior
• test/build result
• affected files/modules

License

This project remains under GNU GPL v3.0, same as upstream.

See LICENSE.md for details.

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Disclaimer: Not affiliated with Mojang Studios. Minecraft is a trademark of Mojang.