NoMobSpawn

Evidence

Ran on Kiln's test stand (2026-11-04): Nomobspawn did not start: java.lang.NoClassDefFoundError: net/minecraft/world/entity/EntityType.

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerEntityEvents.AllowLoad
• 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.event.lifecycle.v1.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.SharedSuggestionProvider
• net.minecraft.commands.arguments.IdentifierArgument
• net.minecraft.network.chat.Style
• net.minecraft.server.MinecraftServer
• net.minecraft.server.level.ClientInformation
• net.minecraft.server.permissions.PermissionProviderCheck
• net.minecraft.server.players.PlayerList
• net.minecraft.world.entity.EntityType
• net.minecraft.world.entity.MobCategory
• net.minecraft.world.level.storage.LevelResource
• ServerEntityEvents.ALLOW_LOAD
• BuiltInRegistries.ENTITY_TYPE
• MutableComponent.withStyle()
• Identifier.tryParse()
• ServerLevel.getAllEntities()
• ServerPlayer.clientInformation()
• ServerPlayer.getGameProfile()
• Entity.discard()
• Entity.getType()

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 lightweight mod to block specific mob spawns

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file NoMobSpawn-26.3-v2.jar. The scan reads the mod's classes; it does not run them.