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Beacon Anti-Phantom

by Mai_xiyu

Beacon Anti-Phantom is a server-side mod that stops phantoms from spawning inside areas protected by active beacons, with the protected radius set by beacon level.

FabricForgeNeoForgeServer required, client optionalAll rights reserved1.21 – 1.21.7

What it does

Each active beacon covers a three-dimensional area, including the vertical layers above and below it, so phantoms are kept out across the full height of a protected zone. The radius grows with the beacon's pyramid level: 20 blocks for a Redstone beacon, 30 for Gold, 40 for Diamond and 50 for Netherite. The mod detects active beacons automatically, checking about every five seconds, so no manual setup is needed once it is installed.

The mod works on servers in survival, RPG and vanilla-plus setups, where players want nights to stay calm. Only the server needs it, so players join without installing anything. It is built for NeoForge and Fabric, with a Forge file also published, covering game versions 1.21 – 1.21.7 and released under All rights reserved, so the code is not open source.

Key features

  1. Full phantom prevention

    Phantoms do not spawn at all inside beacon-protected areas, so nights stay quiet near the protected base.

  2. Radius by beacon level

    Protection extends 20, 30, 40 or 50 blocks depending on the beacon's pyramid level, which is set in the config.

  3. Phantom clearing

    Phantoms already inside a protected range are removed, and the loot they carry drops where they were.

  4. Automatic beacon detection

    Active beacons are found automatically, rechecked about every five seconds, with no extra setup required.

  5. Low resource cost

    The mod is light on CPU and GPU, so it suits large servers with many beacons.

Compatibility

Latest build for each game version and loader.

1.21.71.01.01.0
1.21.61.01.01.0
1.21.51.01.01.0
1.21.41.01.01.0
1.21.31.01.01.0
1.21.21.01.01.0
1.21.11.01.01.0
1.211.01.01.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Use cases

Who it’s for: Server owners who want phantoms kept out of populated areas, and players on those servers who do not want to install anything.

How it compares

Full comparison

Phantom Prevention is a NeoForge server-side mod for 1.21 – 1.21.11 under All rights reserved, so it is not open source. Friendly Phantoms is server-side only, open source under the MIT License and published for Fabric, NeoForge and Quilt across a wide span of versions, 1.13 – 26.2. Beacon Anti-Phantom runs on NeoForge, Fabric and Forge for 1.21 – 1.21.7, with the same server-only environment as Phantom Prevention.

ModLoadersGame versionsEnvironmentUpdated
Beacon Anti-PhantomFabric, Forge and NeoForge1.21 – 1.21.7Server required, client optional2025-07-16
Phantom PreventionNeoForge1.21 – 1.21.11Server-side only2026-01-13
Friendly PhantomsFabric, NeoForge and Quilt1.13 – 26.2Server-side only2026-07-26

Questions

Does Beacon Anti-Phantom need to be installed on clients?

No. The server must run it, while players may leave it out.

Which loaders does Beacon Anti-Phantom support?

Fabric, Forge and NeoForge are published, with the latest files for 1.21.7 dated 2025-07-16.

How is the protected radius chosen?

The radius depends on the beacon's pyramid level: 20 blocks for Redstone, 30 for Gold, 40 for Diamond and 50 for Netherite.

More from Mai_xiyu

All projects

What the author says

Beacon Anti-Phantom | Minecraft Server Mod Prevent Phantoms, Illuminate Protection ⚙️ Smart Mechanics - Auto-detects active beacons every 5 seconds. - Optimized performance: Low CPU/GPU impact, even on large servers.
Mai_xiyu, on the Modrinth page

Official listing

Owner
Mai_xiyu
Published
2025-07-16
Updated on Modrinth
2025-07-16
Facts verified
2026-10-15