Ent's Copper Rails

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

Evidence

Ran on Kiln's test stand (2026-11-04): EntCopperRails did not start: java.lang.NoSuchMethodError: 'boolean net.fabricmc.loader.api.FabricLoader.isDevelopmentEnvironment()'; EntCopperRailsClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/command/v2/ClientCommandRegistrationCallback.

What it needs from Kiln

Mixin
net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
net.fabricmc.fabric.api.client.command.v2.ClientCommands
net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource
net.fabricmc.fabric.api.registry.OxidizableBlocksRegistry
net.minecraft.world.entity.vehicle.minecart.AbstractMinecart
net.minecraft.world.level.block.BaseRailBlock
net.minecraft.world.level.block.PoweredRailBlock
net.minecraft.world.level.block.WeatheringCopper
net.minecraft.world.level.block.WeatheringCopper.WeatherState
net.minecraft.world.level.block.state.properties.RailShape
net.minecraft.world.level.material.MapColor
FabricCreativeModeTabOutput.insertAfter()
Player.getVehicle()
ItemStack.is()
Items.ACTIVATOR_RAIL
Level.hasNeighborSignal()
SoundType.COPPER
BlockBehaviour.Properties.mapColor()
BlockStateProperties.RAIL_SHAPE_STRAIGHT

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

In the author's words

Adding Speed controlled Copper Rails to Minecraft

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file entcopperrails-fabric-26.3-1.1.0.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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