Radiation Zones

Radiation Zones

Radiation Zones adds configurable radiation zones to Minecraft. Players outside safe areas receive harmful effects unless protected by Lugol's iodine.

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106 Downloads
bukkitfabricneoforgepaperpurpurspigotgame-mechanics
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Screenshots

Radiation Zone bar

About this Mod

Radiation Zones


Radiation Zones adds configurable radiation zones to Minecraft. Players outside safe areas receive harmful effects unless protected by Lugol's iodine. Customizable with admin commands and advanced config available on Paper, Fabric, and NeoForge.

Fabric-Neoforge build Bukkit build


How to install?

  1. Ensure you are using correct version of the mod loader or plugin loader.
  2. Drop the downloaded mod/plugin into your mods/plugins folder.
  3. Launch the game. The config should create in config/ folder.

Features

  • Radiation zones defined per dimension.
  • Admin commands to set and clear safe zones.
  • Harmful effects applied to players outside safe zones.
  • Lugol's iodine (custom effect + potion) as radiation protection.
  • Configurable boss bar warning inside radiation zones.
  • Configurable broadcast messages (zone entry / Lugol consumption).
  • Shared gameplay concept across: paper, fabric, neoforge.

Commands (mod/plugin)

  • /radiation safe <radius> - sets a safe zone in the current dimension around the command source position.
  • /radiation clear - removes the safe zone in the current dimension.

Note: commands can be disabled in configuration (enableCommands).

Configuration

  • Fabric/NeoForge: radiationzones-server.json in the instance config directory.
  • Paper: YAML configuration in the paper module (config.yml, zones.yml).

Configurable areas include:

  • radiation check interval,
  • radiation effect list,
  • Lugol settings (color, duration, recipe),
  • boss bar settings,
  • broadcast toggles and message templates.

Credits

  • This project is a fork of CraftserveRadiation.
  • The original project was released under the Apache-2.0 license.
  • The original developer is Aleksander Jagiello.

License

This project is distributed under the GPL-3.0 license.

Available Versions

1.0.1-fabric-neoforgerelease
MC 1.21.1fabric, neoforge
April 22, 2026
1.0.1-bukkitrelease
MC 1.21.1bukkit, paper, purpur, spigot
April 22, 2026
1.0.0-fabricrelease
MC 1.21.1fabric
April 19, 2026
1.0.0-neoforgerelease
MC 1.21.1neoforge
April 19, 2026
1.0.0-paperrelease
MC 1.21.1paper, purpur
April 19, 2026

How to Install Radiation Zones on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set bukkit Loader

In the panel under "Egg", select the bukkit loader and matching Minecraft version (1.21.1).

3

Install Mod

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

Compatibility

Mod Loaders

bukkitfabricneoforgepaperpurpurspigot

Minecraft Versions

1.21.1

Server-side

Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Radiation Zones server crashes on startup – what to do?

Most common cause: wrong bukkit version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is Radiation Zones compatible with bukkit and fabric and neoforge and paper and purpur and spigot?

Radiation Zones officially supports bukkit, fabric, neoforge, paper, purpur, spigot for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Radiation Zones – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Radiation Zones 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 Radiation Zones with just one click on your server.

Recommended RAM
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Min. 3 GB | +1 GB pro 8 Spieler
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Details

License
GNU General Public License v3.0 or later
Server-side
Unsupported

Supported Versions

1.21.1