Storage Sacks

Evidence

Ran on Kiln's test stand (2026-11-04): StorageSacks did not start: java.lang.NoClassDefFoundError: net/minecraft/core/component/DataComponentType$Builder; StorageSacksClient did not start: java.lang.NoClassDefFoundError: net/minecraft/client/gui/ItemSlotMouseAction.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.item.v1.ItemTooltipCallback
• net.fabricmc.fabric.api.client.rendering.v1.ClientTooltipComponentCallback
• net.fabricmc.fabric.api.client.screen.v1.ScreenEvents
• net.fabricmc.fabric.api.client.screen.v1.ScreenEvents.AfterInit
• net.fabricmc.fabric.api.creativetab.v1.FabricCreativeModeTab
• net.fabricmc.fabric.api.lookup.v1.item.ItemApiLookup
• net.fabricmc.fabric.api.lookup.v1.item.ItemApiLookup.ItemApiProvider
• net.fabricmc.fabric.api.transfer.v1.context.ContainerItemContext
• 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.StoragePreconditions
• net.fabricmc.fabric.api.transfer.v1.storage.StorageView
• net.minecraft.client.ScrollWheelHandler
• net.minecraft.client.gui.ItemSlotMouseAction
• net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
• net.minecraft.client.gui.screens.inventory.tooltip.ClientTooltipComponent
• net.minecraft.client.gui.screens.inventory.tooltip.DefaultTooltipPositioner
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.core.RegistryAccess
• net.minecraft.core.component.DataComponentGetter
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponentPatch
• net.minecraft.core.component.DataComponentPatch.Builder
• net.minecraft.core.component.DataComponentType
• net.minecraft.core.component.DataComponentType.Builder
• net.minecraft.core.component.DataComponents
• net.minecraft.network.chat.ComponentSerialization
• net.minecraft.network.chat.FormattedText
• net.minecraft.network.codec.ByteBufCodecs
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.codec.StreamCodec.CodecOperation
• net.minecraft.network.protocol.game.ServerboundSelectBundleItemPacket
• net.minecraft.stats.StatType
• net.minecraft.stats.Stats
• net.minecraft.tags.TagKey
• net.minecraft.util.ARGB
• net.minecraft.util.ExtraCodecs
• net.minecraft.util.Mth
• net.minecraft.util.Prediction
• and 68 more

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

Vanilla-styled bundle upgrades

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file storagesacks-1.0.1+26.3.jar. The scan reads the mod's classes; it does not run them.