Lumen Tooltips

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

Evidence

Ran on Kiln's test stand (2026-11-04): FabricLumenTooltips did not start: java.lang.NoSuchFieldError: Class com.mojang.blaze3d.platform.InputConstants does not have member field 'com.mojang.blaze3d.platform.InputConstants$Key UNKNOWN'.

What it needs from Kiln

Mixin
com.mojang.blaze3d.platform.InputConstants.Key
net.fabricmc.loader.api.ModContainer
net.fabricmc.loader.api.Version
net.fabricmc.loader.api.metadata.ModMetadata
net.minecraft.client.User
net.minecraft.client.gui.Hud
net.minecraft.client.gui.components.ChatComponent
net.minecraft.client.input.KeyEvent
net.minecraft.client.input.MouseButtonEvent
net.minecraft.core.component.DataComponents
net.minecraft.network.chat.ClickEvent
net.minecraft.network.chat.ClickEvent.RunCommand
net.minecraft.network.chat.CommonComponents
net.minecraft.network.chat.HoverEvent
net.minecraft.network.chat.HoverEvent.ShowText
net.minecraft.network.chat.Style
net.minecraft.world.item.TooltipFlag
net.minecraft.world.item.component.Compostable
net.minecraft.world.item.component.CookingFuel
net.minecraft.world.level.storage.loot.providers.number.ints.ResolvableInt
net.minecraft.world.level.storage.loot.providers.number.ints.ResolvableInt.Constant
net.minecraft.world.level.storage.loot.providers.number.ints.ResolvableInt.Reference
org.lwjgl.sdl.SDLMouse
InputConstants.UNKNOWN
InputConstants.getKey()
InputConstants.getKey()
InputConstants.isKeyDown()
InputConstants.Type.getOrCreate()
FabricLoader.getModContainer()
Minecraft.execute()
Minecraft.getUser()
Minecraft.hasAltDown()
Minecraft.hasShiftDown()
Gui.hud
Component.copy()
MutableComponent.withStyle()
ItemStack.get()
ItemStack.getHoverName()
Block.getExplosionResistance()

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

An highly customizable tooltip mod for extending tooltips (with previews and more), anti-crash and bug fixes.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file lumen-tooltips-fabric-26.3-b8.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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