Modern Advancements Screen

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

Evidence

Ran on Kiln's test stand (2026-11-04): ModernAdvancements did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload; ModernAdvancementsClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload.

What it needs from Kiln

Mixin
com.mojang.blaze3d.platform.InputConstants.Key
com.mojang.blaze3d.platform.NativeImage
com.mojang.blaze3d.platform.NativeImage.Format
com.mojang.blaze3d.platform.Window
net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents
net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Disconnect
net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Join
net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking
net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.Context
net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.PlayPayloadHandler
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarted
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStopping
net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Disconnect
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Join
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.Context
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.PlayPayloadHandler
net.minecraft.TracingExecutor
net.minecraft.advancements.Advancement
net.minecraft.advancements.AdvancementNode
net.minecraft.advancements.AdvancementRequirements
net.minecraft.advancements.AdvancementRewards
net.minecraft.advancements.AdvancementTree
net.minecraft.advancements.AdvancementType
net.minecraft.advancements.CriterionProgress
net.minecraft.advancements.DisplayInfo
net.minecraft.client.Screenshot
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.toasts.Toast
net.minecraft.client.gui.components.toasts.Toast.Visibility
net.minecraft.client.gui.components.toasts.ToastManager
net.minecraft.client.input.KeyEvent
net.minecraft.client.input.MouseButtonEvent
net.minecraft.client.multiplayer.ClientAdvancements.Listener
and 56 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

Improved Advancements screen with a more modern feel and modern features

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file ModernAdvancementsScreen-1.11.1-1.26.3.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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