Stonecutting Upgrade

Evidence

Ran on Kiln's test stand (2026-11-04): StonecuttingUpgradeFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/util/thread/BlockableEventLoop; StonecuttingUpgradeFabricClient did not start: java.lang.NoClassDefFoundError: net/minecraft/util/thread/BlockableEventLoop.

What it needs from Kiln

• an access widener
• Mixin
• net.minecraft.client.gui.components.AbstractWidget
• net.minecraft.client.gui.components.Button
• net.minecraft.client.gui.components.Button.OnPress
• net.minecraft.client.gui.components.ImageButton
• net.minecraft.client.gui.components.WidgetSprites
• net.minecraft.client.gui.screens.inventory.StonecutterScreen
• net.minecraft.client.gui.screens.inventory.tooltip.ClientTooltipPositioner
• net.minecraft.client.gui.screens.inventory.tooltip.DefaultTooltipPositioner
• net.minecraft.client.gui.screens.inventory.tooltip.MenuTooltipPositioner
• net.minecraft.client.input.InputWithModifiers
• net.minecraft.client.input.KeyEvent
• net.minecraft.client.multiplayer.MultiPlayerGameMode
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.client.resources.sounds.SimpleSoundInstance
• net.minecraft.client.sounds.SoundEngine
• net.minecraft.client.sounds.SoundEngine.PlayResult
• net.minecraft.client.sounds.SoundManager
• net.minecraft.core.NonNullList
• net.minecraft.util.context.ContextMap
• net.minecraft.world.entity.player.Inventory
• net.minecraft.world.inventory.AbstractContainerMenu
• net.minecraft.world.inventory.ContainerInput
• net.minecraft.world.inventory.Slot
• net.minecraft.world.inventory.StonecutterMenu
• net.minecraft.world.item.crafting.SelectableRecipe
• net.minecraft.world.item.crafting.SelectableRecipe.SingleInputEntry
• net.minecraft.world.item.crafting.SelectableRecipe.SingleInputSet
• net.minecraft.world.item.crafting.display.SlotDisplay
• net.minecraft.world.item.crafting.display.SlotDisplayContext
• net.minecraft.util.thread.BlockableEventLoop
• Minecraft.gameMode
• Minecraft.getSoundManager()
• Minecraft.schedule()
• GuiGraphicsExtractor.blit()
• GuiGraphicsExtractor.fakeItem()
• LocalPlayer.getInventory()
• SoundEvents.UI_STONECUTTER_SELECT_RECIPE
• ItemStack.copyWithCount()
• ItemStack.isSameItemSameComponents()

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

Bigger stonecutter menus, remembered recipes, and quick refills for speedy crafting.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file stonecuttingupgrade-v26.3.1-mc26.3.x+fabric.jar. The scan reads the mod's classes; it does not run them.