No Lost Pets

Evidence

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

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityLevelChangeEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerEntityLevelChangeEvents.AfterPlayerChange
• net.fabricmc.fabric.api.entity.event.v1.ServerPlayerEvents.Join
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStopped
• 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.fabricmc.loader.api.ModContainer
• net.fabricmc.loader.api.Version
• net.fabricmc.loader.api.metadata.ModMetadata
• net.minecraft.client.gui.screens.ConnectScreen
• net.minecraft.client.gui.screens.TitleScreen
• net.minecraft.client.gui.screens.worldselection.WorldOpenFlows
• net.minecraft.client.multiplayer.ServerData
• net.minecraft.client.multiplayer.ServerData.Type
• net.minecraft.client.multiplayer.TransferState
• net.minecraft.client.multiplayer.resolver.ServerAddress
• net.minecraft.client.server.IntegratedServer
• net.minecraft.commands.CommandSource
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.arguments.EntityArgument
• net.minecraft.core.Direction.Axis
• net.minecraft.core.UUIDUtil
• net.minecraft.nbt.CompoundTag
• net.minecraft.nbt.NbtAccounter
• net.minecraft.nbt.NbtIo
• net.minecraft.nbt.NbtOps
• net.minecraft.server.MinecraftServer
• net.minecraft.server.MinecraftServer.MultiplayerScope
• net.minecraft.server.level.ServerChunkCache
• net.minecraft.server.level.TicketType
• net.minecraft.server.permissions.PermissionSet
• net.minecraft.server.permissions.Permissions
• net.minecraft.server.players.NameAndId
• net.minecraft.server.players.PlayerList
• and 75 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

Lost pets come back to you, even from unloaded chunks - without loading them.

Scan

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