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MobBlocker

by luxfirostudios

MobBlocker stops selected entities from spawning, either across the whole world or only in chosen dimensions.

FabricCustom license1.21.1

What it does

Server operators use the mod to block spawning for specific entity types, controlled through MobBlocker commands and a mobblocker block. It can apply to entities generally or only inside particular dimensions, which gives fine control over where a mob may appear. Fabric API is required, and the mod is built for Fabric servers on 1.21.1 only, distributed by luxfirostudios under a custom license that is not open source.

Key features

  1. Dimension-specific blocking

    Spawning can be stopped for an entity type in one dimension while it remains allowed elsewhere.

  2. Commands for control

    MobBlocker commands let an operator set and list which entities are blocked.

  3. Spawn-blocking block

    A mobblocker block stops the specific entity it is set for from spawning within its reach.

Compatibility

Latest build for each game version and loader.

1.21.1v1.0.0-0.18.2
ReleaseBetaAlphaNot available

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

Questions

Does MobBlocker need Fabric API?

Yes. Fabric API is required, and the mod is published for Fabric only, for 1.21.1.

Can MobBlocker block a mob in only one dimension?

Yes. Blocking can be limited to specific dimensions, so the same entity can still spawn in others.

More from luxfirostudios

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What the author says

MobBlocker Commands: /mobblocker block – Block the spawning of a specific entity. /mobblocker unblock – Remove the spawn block for an entity.
luxfirostudios, on the Modrinth page

Official listing

Owner
luxfirostudios
Published
2026-07-08
Updated on Modrinth
2026-07-08
Facts verified
2026-10-15