ItemSwapper

Calls something that is on Kiln's roadmap. Parts of it may already run.

Evidence

Ran on Kiln's test stand (2026-11-04): it stopped at dev.tr7zw.transition.loader.networking.CustomPacketPayloadSupport, a class from a jar nested inside the mod; Kiln does not unpack nested jars yet.

What it needs from Kiln

Mixin
com.mojang.blaze3d.platform.InputConstants.Key
com.mojang.blaze3d.platform.NativeImage
com.mojang.blaze3d.platform.Window
com.mojang.blaze3d.vertex.PoseStack
net.fabricmc.api.DedicatedServerModInitializer
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
net.fabricmc.fabric.api.resource.ResourceManagerHelper
net.fabricmc.fabric.api.resource.ResourcePackActivationType
net.fabricmc.fabric.api.resource.SimpleSynchronousResourceReloadListener
net.fabricmc.fabric.api.resource.v1.ResourceLoader
net.minecraft.client.MouseHandler
net.minecraft.client.gui.screens.ConfirmScreen
net.minecraft.client.input.MouseButtonEvent
net.minecraft.client.input.MouseButtonInfo
net.minecraft.client.multiplayer.MultiPlayerGameMode
net.minecraft.client.multiplayer.ServerData
net.minecraft.client.renderer.block.BlockStateModelSet
net.minecraft.client.renderer.texture.TextureAtlasSprite
net.minecraft.client.resources.model.ModelManager
net.minecraft.client.resources.model.sprite.Material
net.minecraft.client.resources.model.sprite.Material.Baked
net.minecraft.client.sounds.SoundManager
net.minecraft.core.NonNullList
net.minecraft.core.component.DataComponentMap
net.minecraft.core.component.DataComponents
net.minecraft.network.FriendlyByteBuf
net.minecraft.network.chat.ComponentUtils
net.minecraft.network.chat.Style
net.minecraft.network.chat.TextColor
net.minecraft.server.MinecraftServer
net.minecraft.server.packs.PackType
net.minecraft.server.packs.resources.Resource
net.minecraft.server.packs.resources.ResourceManager
net.minecraft.server.packs.resources.ResourceManager.Selector
net.minecraft.server.packs.resources.ResourceManagerReloadListener
net.minecraft.util.FormattedCharSequence
net.minecraft.util.Mth
net.minecraft.util.Util
net.minecraft.world.effect.MobEffectInstance
and 50 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

Inventory update concept for hotswapping items.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file itemswapper-fabric-1.0.0-beta.3-mc26.3.jar. The scan reads the mod's classes; it does not run them.

Reports from players

No reports from players yet.

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