Click Opener Continued!

Evidence

Server-side mod: Kiln runs mods' code on Horizon's single-player server, not on dedicated servers.

What it needs from Kiln

• Mixin
• io.netty.util.internal.shaded.org.jctools.util.UnsafeAccess
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.EventFactory
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.SharedSuggestionProvider
• net.minecraft.commands.arguments.IdentifierArgument
• net.minecraft.core.HolderSet
• net.minecraft.core.HolderSet.Named
• net.minecraft.core.NonNullList
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponents
• net.minecraft.network.chat.Style
• net.minecraft.network.protocol.game.ServerboundContainerClickPacket
• net.minecraft.server.permissions.PermissionSet
• net.minecraft.server.permissions.Permissions
• net.minecraft.tags.TagKey
• net.minecraft.world.Container
• net.minecraft.world.entity.Entity.RemovalReason
• net.minecraft.world.entity.player.Abilities
• net.minecraft.world.entity.player.Inventory
• net.minecraft.world.inventory.AbstractContainerMenu
• net.minecraft.world.inventory.ChestMenu
• net.minecraft.world.inventory.ContainerInput
• net.minecraft.world.inventory.Slot
• net.minecraft.world.item.component.BlockItemStateProperties
• net.minecraft.world.level.LevelReader
• net.minecraft.world.level.block.EntityBlock
• net.minecraft.world.level.block.entity.BlockEntity
• net.minecraft.world.level.block.entity.ShulkerBoxBlockEntity
• net.minecraft.world.level.gameevent.GameEvent
• net.minecraft.world.level.gameevent.GameEvent.Context
• net.minecraft.world.level.levelgen.Heightmap
• net.minecraft.world.level.levelgen.Heightmap.Types
• net.minecraft.world.level.storage.LevelData
• net.minecraft.world.level.storage.LevelData.RespawnData
• net.minecraft.world.level.storage.LevelStorageSource
• and 61 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

Use blocks like shulkers directly in your inventory!

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file clickopener-1.0.6+26.3.jar. The scan reads the mod's classes; it does not run them.