Sensible Stackables

Evidence

Ran on Kiln's test stand (2026-11-04): FabricEntrypoint did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload; FabricClientEntrypoint did not start: java.lang.NoClassDefFoundError: net/minecraft/server/MinecraftServer.

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLevelEvents
• net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLevelEvents.AfterClientLevelChange
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Disconnect
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.Context
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.PlayPayloadHandler
• net.fabricmc.fabric.api.event.lifecycle.v1.CommonLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.CommonLifecycleEvents.TagsLoaded
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLevelEvents.Load
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.SyncDataPackContents
• net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
• net.minecraft.client.server.IntegratedServer
• net.minecraft.core.HolderLookup.RegistryLookup
• net.minecraft.core.HolderSet
• net.minecraft.core.HolderSet.Named
• net.minecraft.core.RegistryAccess
• net.minecraft.core.RegistryAccess.Frozen
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponents
• net.minecraft.network.codec.ByteBufCodecs
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.protocol.common.custom.CustomPacketPayload
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.Type
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.TypeAndCodec
• net.minecraft.server.MinecraftServer
• net.minecraft.server.players.PlayerList
• net.minecraft.tags.TagKey
• net.minecraft.world.item.MinecartItem
• Reference2IntMap.putAll()
• FabricLoader.isDevelopmentEnvironment()
• FabricLoader.isModLoaded()
• Minecraft.getSingleplayerServer()
• DefaultedRegistry.getValueOrThrow()
• DefaultedRegistry.listElementIds()
• HolderLookup.Provider.lookupOrThrow()
• Registry.listTagIds()
• and 3 more

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

Change and uncap stack sizes for any item, with sensible defaults

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file sensible_stackables-fabric-3.1.2+26.3.jar. The scan reads the mod's classes; it does not run them.