Modulation

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

Evidence

Ran on Kiln's test stand (2026-11-04): ModulationFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/world/level/block/SimpleWaterloggedBlock; ModulationFabricClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/chat/ClickEvent.

What it needs from Kiln

an access widener
Mixin
com.mojang.blaze3d.pipeline.RenderTarget
com.mojang.blaze3d.platform.Window
net.fabricmc.api.EnvType
net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
net.fabricmc.fabric.api.event.lifecycle.v1.CommonLifecycleEvents
net.fabricmc.fabric.api.event.lifecycle.v1.CommonLifecycleEvents.TagsLoaded
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
net.minecraft.client.Camera
net.minecraft.client.Screenshot
net.minecraft.client.gui.Hud
net.minecraft.client.gui.components.ChatComponent
net.minecraft.client.renderer.GameRenderer
net.minecraft.commands.Commands
net.minecraft.commands.Commands.CommandSelection
net.minecraft.core.BlockPos.MutableBlockPos
net.minecraft.core.Direction.Axis
net.minecraft.core.GlobalPos
net.minecraft.core.SectionPos
net.minecraft.core.component.DataComponents
net.minecraft.core.particles.BlockParticleOption
net.minecraft.core.particles.ParticleTypes
net.minecraft.network.chat.ClickEvent
net.minecraft.network.chat.ClickEvent.OpenFile
net.minecraft.network.chat.Style
net.minecraft.network.chat.contents.TranslatableContents
net.minecraft.network.syncher.SynchedEntityData
net.minecraft.tags.BlockTags
net.minecraft.tags.FluidTags
net.minecraft.tags.ItemTags
net.minecraft.tags.PoiTypeTags
net.minecraft.tags.TagKey
net.minecraft.util.Mth
net.minecraft.util.valueproviders.UniformInt
net.minecraft.world.attribute.EnvironmentAttributeSystem
net.minecraft.world.attribute.EnvironmentAttributes
net.minecraft.world.entity.Display
net.minecraft.world.entity.Display.BlockDisplay
net.minecraft.world.entity.EntitySpawnReason
net.minecraft.world.entity.EntityType
and 81 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

A growing collection of quality-of-life tweaks, bug fixes, and cross-mod integrations for modpack creators!

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file modulation-4.0.6+26.3-fabric.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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