Spooky Jams

Calls something that is on Kiln's roadmap. Parts of it may already run.

Evidence

Ran on Kiln's test stand (2026-11-04): ModFabric did not start: java.lang.NoSuchMethodError: 'java.util.Optional net.fabricmc.loader.api.FabricLoader.getModContainer(java.lang.String)'; ModFabricClient did not start: java.lang.NoSuchMethodError: 'java.util.Optional net.fabricmc.loader.api.FabricLoader.getModContainer(java.lang.String)'.

What it needs from Kiln

Mixin
net.minecraft.core.component.DataComponents
net.minecraft.core.particles.DustColorTransitionOptions
net.minecraft.network.chat.Style
net.minecraft.stats.StatType
net.minecraft.stats.Stats
net.minecraft.util.Mth
net.minecraft.world.effect.MobEffectInstance
net.minecraft.world.effect.MobEffects
net.minecraft.world.entity.player.Abilities
net.minecraft.world.entity.player.Inventory
net.minecraft.world.food.FoodData
net.minecraft.world.food.FoodProperties
net.minecraft.world.food.FoodProperties.Builder
net.minecraft.world.item.component.ItemLore
net.minecraft.world.level.block.CropBlock
net.minecraft.world.level.block.FarmlandBlock
net.minecraft.world.level.gameevent.GameEvent
net.minecraft.world.level.material.MapColor
net.minecraft.world.level.material.PushReaction
net.minecraft.world.phys.shapes.VoxelShape
MutableComponent.withStyle()
LivingEntity.addEffect()
LivingEntity.gameEvent()
Player.awardStat()
Player.getAbilities()
Player.getFoodData()
Player.getInventory()
Player.mayUseItemAt()
Player.startUsingItem()
Item.Properties.component()
Item.Properties.food()
Level.addParticle()
Level.isEmptyBlock()
Block.box()
Blocks.FERN
Blocks.LARGE_FERN
Blocks.SHORT_GRASS
Blocks.TALL_GRASS
BlockBehaviour.Properties.mapColor()
BlockBehaviour.Properties.pushReaction()

On the roadmap: Code next to data (0.3), Mixin (0.5)

In the author's words

🫙 SpookyJam 2025: Adds various craftable "Spooky Jams", which give effects when consumed.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file spookyjams-26.3.0-2.0.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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