MPKMod 2

Evidence

Ran on Kiln's test stand (2026-11-04): MPKMod did not start: java.lang.NoClassDefFoundError: org/apache/logging/log4j/LogManager.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.authlib.GameProfile
• com.mojang.blaze3d.platform.InputConstants.Key
• com.mojang.blaze3d.platform.Window
• com.mojang.blaze3d.vertex.PoseStack
• com.mojang.blaze3d.vertex.VertexConsumer
• io.netty.buffer.ByteBuf
• io.netty.buffer.Unpooled
• io.netty.handler.codec.DecoderException
• io.netty.handler.codec.EncoderException
• 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.networking.v1.PayloadTypeRegistry
• net.minecraft.SharedConstants
• net.minecraft.WorldVersion
• net.minecraft.client.Camera
• net.minecraft.client.KeyboardHandler
• net.minecraft.client.Options
• net.minecraft.client.gui.GuiGraphicsExtractor.ScissorStack
• net.minecraft.client.gui.components.debug.DebugScreenEntryList
• net.minecraft.client.gui.navigation.ScreenRectangle
• net.minecraft.client.gui.render.TextureSetup
• net.minecraft.client.input.CharacterEvent
• net.minecraft.client.input.KeyEvent
• net.minecraft.client.input.MouseButtonEvent
• net.minecraft.client.input.MouseButtonInfo
• net.minecraft.client.multiplayer.PlayerInfo
• net.minecraft.client.multiplayer.ServerData
• net.minecraft.client.player.ClientInput
• net.minecraft.client.renderer.GameRenderer
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.client.renderer.state.gui.GuiElementRenderState
• net.minecraft.client.renderer.state.gui.GuiRenderState
• net.minecraft.client.renderer.state.gui.pip.PictureInPictureRenderState
• net.minecraft.client.resources.sounds.SimpleSoundInstance
• net.minecraft.client.sounds.SoundEngine
• net.minecraft.client.sounds.SoundEngine.PlayResult
• 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 client side mod that adds many minecraft parkour related features and overlays

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file mpkmod-2.3.5-fabric-26.3.jar. The scan reads the mod's classes; it does not run them.