Nether Portal Spread

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)'.

What it needs from Kiln

Mixin
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents.Load
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.StartLevelTick
net.minecraft.IdentifierException
net.minecraft.core.RegistryAccess
net.minecraft.core.SectionPos
net.minecraft.world.level.chunk.ChunkSource
net.minecraft.world.level.chunk.LevelChunk
net.minecraft.world.level.chunk.LevelChunkSection
BlockPos.betweenClosed()
BlockPos.distSqr()
Level.getChunkSource()
Level.hasChunk()
Level.registryAccess()
Blocks.COAL_BLOCK
Blocks.NETHER_PORTAL

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

In the author's words

🔮 Spreads (nether) blocks to the overworld around nether portals in a configurable radius.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file netherportalspread-26.3.0-8.7.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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