Brick Hopper

Evidence

Ran on Kiln's test stand (2026-11-04): FabricBrickHopperMod did not start: java.lang.NoClassDefFoundError: net/minecraft/world/level/block/HopperBlock; FabricBrickHopperClientMod did not start: java.lang.NullPointerException: Cannot invoke "java.util.function.Supplier.get()" because "de.cech12.brickhopper.Constants.BRICK_HOPPER_MENU_TYPE" is null.

What it needs from Kiln

• net.fabricmc.fabric.api.lookup.v1.block.BlockApiLookup
• net.fabricmc.fabric.api.menu.v1.ExtendedMenuProvider
• net.fabricmc.fabric.api.menu.v1.ExtendedMenuType
• net.fabricmc.fabric.api.menu.v1.ExtendedMenuType.ExtendedFactory
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder.Factory
• net.fabricmc.fabric.api.transfer.v1.item.ContainerStorage
• net.fabricmc.fabric.api.transfer.v1.item.ItemStorage
• net.fabricmc.fabric.api.transfer.v1.item.ItemVariant
• net.fabricmc.fabric.api.transfer.v1.storage.Storage
• net.fabricmc.fabric.api.transfer.v1.storage.StorageUtil
• net.fabricmc.fabric.api.transfer.v1.storage.StorageView
• net.fabricmc.fabric.api.transfer.v1.transaction.Transaction
• net.minecraft.client.gui.screens.MenuScreens
• net.minecraft.client.gui.screens.MenuScreens.ScreenConstructor
• net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.core.NonNullList
• net.minecraft.network.codec.ByteBufCodecs
• net.minecraft.network.codec.StreamCodec
• net.minecraft.stats.Stats
• net.minecraft.tags.BlockTags
• net.minecraft.world.Container
• net.minecraft.world.ContainerHelper
• net.minecraft.world.SimpleContainer
• net.minecraft.world.WorldlyContainerHolder
• net.minecraft.world.entity.Entity.RemovalReason
• net.minecraft.world.entity.item.ItemEntity
• net.minecraft.world.entity.player.Inventory
• net.minecraft.world.entity.vehicle.ContainerEntity
• net.minecraft.world.inventory.AbstractContainerMenu
• net.minecraft.world.inventory.MenuType
• net.minecraft.world.inventory.Slot
• net.minecraft.world.item.Item.TooltipContext
• net.minecraft.world.level.block.HopperBlock
• net.minecraft.world.level.block.entity.BlockEntity
• net.minecraft.world.level.block.entity.BlockEntityType
• net.minecraft.world.level.block.entity.Hopper
• net.minecraft.world.level.block.entity.HopperBlockEntity
• net.minecraft.world.level.block.entity.RandomizableContainerBlockEntity
• and 20 more

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

In the author's words

Adds a Brick Hopper to the game.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file brickhopper-fabric-26.3-4.2.1.0.jar. The scan reads the mod's classes; it does not run them.