PneumonoCore

Evidence

Ran on Kiln's test stand (2026-11-04): PneumonoCore did not start: java.lang.NoSuchMethodError: 'net.minecraft.resources.Identifier net.minecraft.resources.Identifier.tryBuild(java.lang.String, java.lang.String)'; PneumonoCoreClient did not start: java.lang.NoClassDefFoundError: net/minecraft/client/gui/components/ContainerObjectSelectionList$Entry.

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback
• net.fabricmc.fabric.api.client.command.v2.ClientCommands
• net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource
• 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.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.StartDataPackReload
• net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
• net.fabricmc.fabric.api.networking.v1.PlayerLookup
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
• 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.fabricmc.fabric.api.resource.conditions.v1.ResourceCondition
• net.fabricmc.fabric.api.resource.conditions.v1.ResourceConditionType
• net.fabricmc.fabric.api.resource.conditions.v1.ResourceConditions
• net.minecraft.client.gui.components.AbstractSliderButton
• 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.ContainerObjectSelectionList
• net.minecraft.client.gui.components.ContainerObjectSelectionList.Entry
• net.minecraft.client.gui.components.EditBox
• net.minecraft.client.gui.components.EditBox.TextFormatter
• net.minecraft.client.gui.components.SpriteIconButton
• net.minecraft.client.gui.components.SpriteIconButton.Builder
• net.minecraft.client.gui.components.Tooltip
• net.minecraft.client.gui.screens.ConfirmLinkScreen
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.core.GlobalPos
• net.minecraft.core.UUIDUtil
• net.minecraft.nbt.CompoundTag
• net.minecraft.nbt.NbtOps
• and 32 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

Core mod my other mods depend on

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file pneumonocore-1.3.1+26.3+A.jar. The scan reads the mod's classes; it does not run them.