Tools On My Back (TOMB)

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

Evidence

Ran on Kiln's test stand (2026-11-04): ClientEntrypoint did not start: java.lang.NoClassDefFoundError: net/minecraft/client/gui/components/toasts/SystemToast$SystemToastId.

What it needs from Kiln

an access widener
Mixin
com.mojang.authlib.GameProfile
com.mojang.blaze3d.platform.InputConstants.Key
net.minecraft.client.KeyboardHandler
net.minecraft.client.entity.ClientAvatarState
net.minecraft.client.gui.components.AbstractSliderButton
net.minecraft.client.gui.components.AbstractWidget
net.minecraft.client.gui.components.Button
net.minecraft.client.gui.components.Button.Builder
net.minecraft.client.gui.components.Button.OnPress
net.minecraft.client.gui.components.CycleButton
net.minecraft.client.gui.components.CycleButton.Builder
net.minecraft.client.gui.components.CycleButton.OnValueChange
net.minecraft.client.gui.components.EditBox
net.minecraft.client.gui.components.StringWidget
net.minecraft.client.gui.components.Tooltip
net.minecraft.client.gui.components.events.GuiEventListener
net.minecraft.client.gui.components.toasts.SystemToast
net.minecraft.client.gui.components.toasts.SystemToast.SystemToastId
net.minecraft.client.gui.components.toasts.ToastManager
net.minecraft.client.input.MouseButtonEvent
net.minecraft.client.player.AbstractClientPlayer
net.minecraft.client.player.RemotePlayer
net.minecraft.client.renderer.entity.EntityRenderDispatcher
net.minecraft.client.renderer.entity.state.HumanoidRenderState
net.minecraft.client.resources.DefaultPlayerSkin
net.minecraft.core.ClientAsset
net.minecraft.core.ClientAsset.Texture
net.minecraft.core.RegistryAccess
net.minecraft.core.component.DataComponentMap
net.minecraft.core.component.DataComponentPatch
net.minecraft.core.component.DataComponentPatch.Builder
net.minecraft.core.component.DataComponentPatch.SplitResult
net.minecraft.core.component.DataComponentType
net.minecraft.core.component.DataComponents
net.minecraft.core.component.TypedDataComponent
net.minecraft.resources.RegistryOps
net.minecraft.tags.ItemTags
net.minecraft.tags.TagKey
net.minecraft.util.FormattedCharSequence
net.minecraft.util.Mth
and 63 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

Displays the last used tool on the player's back. Adds immersive style to your adventures! 🪄 Now with an in-game editor and profile sharing! 🪄

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file tools-on-my-back-1.1.5+26.3+fabric.jar. The scan reads the mod's classes; it does not run them.

Reports from players

No reports from players yet.

Thank you. Your report is counted.