Better Copper Golem

Evidence

Ran on Kiln's test stand (2026-11-04): BetterCopperGolem did not start: java.lang.NoClassDefFoundError: org/apache/logging/log4j/LogManager.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.player.PlayerBlockBreakEvents
• net.fabricmc.fabric.api.event.player.PlayerBlockBreakEvents.After
• net.fabricmc.loader.api.ModContainer
• net.fabricmc.loader.api.Version
• net.fabricmc.loader.api.metadata.ModMetadata
• net.minecraft.SharedConstants
• net.minecraft.WorldVersion
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.core.GlobalPos
• net.minecraft.core.particles.DustParticleOptions
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.tags.BlockTags
• net.minecraft.tags.TagKey
• net.minecraft.world.CompoundContainer
• net.minecraft.world.Container
• net.minecraft.world.entity.PathfinderMob
• net.minecraft.world.level.block.ChestBlock
• net.minecraft.world.level.block.entity.BlockEntity
• net.minecraft.world.level.block.state.properties.ChestType
• org.apache.logging.log4j.LogManager
• org.apache.logging.log4j.Logger
• FabricLoader.getModContainer()
• ServerLevel.getBlockEntity()
• ServerLevel.sendParticles()
• Player.isShiftKeyDown()
• ItemStack.is()
• Items.REDSTONE
• Level.getBlockEntity()
• Blocks.BARREL
• Blocks.CHEST
• Blocks.TRAPPED_CHEST
• BlockState.is()

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Machines (0.4), Mixin (0.5)

In the author's words

Make Copper Golems much smarter sorters with chest content memory. Add support for barrels, shulkers and most modded storage. Fine tune potion sorting and every Copper Golem attribute.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file bettercoppergolem-FABRIC-2.8.1-26.3.jar. The scan reads the mod's classes; it does not run them.