Create Mechanical Spawner

Mod

by oierbravo

A mechanical spawner block. Generates Mobs with rotation power.

Type

Mod

CurseForge Downloads

1,977,794

CurseForge ID

821828

Modrinth Downloads

904,679

Modrinth ID

T1hmeGi9

Last Updated

Nov 7, 2026

Description

Create Mechanical Spawner

A mechanical spawner block. Generates Mobs with rotation power.

Dedicated wiki

1.21.1-2.x Version Requires Mechanicals Lib

Modrinth

Version support & documentation

1.21.1: Supported. Documentation refers to this version.
1.20.1: Only critical issues: Documentation

Features

Random Spawn fluid
- Biome dependant random generation
Specific liquid for Mobs
Configurable:
- Stress
- Minimum speed
- Fluid capacity
- Spawn point max range
- Processing time multiplier (or dividier). Allows to modify the time for all recipes without editing them.
Spawn fluid mixer recipes.
JEI & Jade integration
KubeJS integration
Ponder scene
Loot collector block
- Configurable to allow any container or Create Item Vault.
- Can be disabled.
- The spawner can be configured to work only with loot collectors.
Wither & explosion immune glass & casing.
Wither recipe.

Spawn recipes

input required.
output optional. Any entity like "minecraft:skeleton". Default: random mob from biome.
processingTime optional. Defaults: 200
customLoot optional. Allows to generate custom loot when used with loot collector blocks.

Random generation (already in the mod)

{
  "type": "create_mechanical_spawner:spawner",
  "input": {
    "type": "fluid_stack",
    "amount": 100,
    "fluid": "create_mechanical_spawner:spawn_fluid_random"
  },
  "processingTime": 1500
}

Specific Mob example

{
  "type": "create_mechanical_spawner:spawner",
  "input": {
    "type": "fluid_stack",
    "amount": 100,
    "fluid": "create_mechanical_spawner:spawn_fluid_pigling"
  },
  "output": "minecraft:pig",
  "processingTime": 2500
}

Custom loot example

{
  "type": "create_mechanical_spawner:spawner",
  "customLoot": [
    {
      "id": "minecraft:nether_star"
    },
    {
      "count": 16,
      "id": "create:experience_nugget"
    },
    {
      "chance": 0.5,
      "count": 8,
      "id": "create:experience_nugget"
    }
  ],
  "input": {
    "type": "fluid_stack",
    "amount": 300,
    "fluid": "create_mechanical_spawner:spawn_fluid_wither"
  },
  "output": "minecraft:wither",
  "processingTime": 5000
}

KubeJS support (Server script)

Disable all default recipes:

event.remove({ type: 'create_mechanical_spawner:spawner' })

Disable specific mob recipes:

event.remove({ output: 'minecraft:wolf'});

Bindings

Chanced output

Output.of('minecraft:clay', 0.5)

Add random generation recipe:

//Random Mob (biome dependant)
event.recipes.createMechanicalSpawnerSpawner(Fluid.of('minecraft:water', 700)).processingTime(8000);

Add specific mob recipe:

//Specific MOB
event.recipes.createMechanicalSpawnerSpawner(Fluid.of('minecraft:water', 700)).processingTime(8000).mob("minecraft:skeleton;

Add recipe with custom loot:

event.remove({ output: 'minecraft:wither_skeleton'}); //recommended
event.recipes.create_mechanical_spawner.spawner("minecraft:wither_skeleton", Fluid.of('minecraft:lava', 1000))
    .customLoot(
        [
            Output.of("minecraft:redstone",0.5),Output.of("minecraft:iron_ingot",0.1),
            Output.of("minecraft:redstone",0.5),Output.of("minecraft:iron_ingot",0.1),
        ]
    )
	.processingTime(2000);