Bobby Share

Evidence

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

What it needs from Kiln

• Mixin
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents
• net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents.Disconnect
• 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.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
• 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.ServerPlayNetworking
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.Context
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.PlayPayloadHandler
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.nbt.CompoundTag
• net.minecraft.nbt.ListTag
• net.minecraft.network.codec.ByteBufCodecs
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.protocol.common.custom.CustomPacketPayload
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.Type
• net.minecraft.network.protocol.common.custom.CustomPacketPayload.TypeAndCodec
• net.minecraft.server.MinecraftServer
• net.minecraft.server.level.ChunkMap
• net.minecraft.server.level.ServerChunkCache
• net.minecraft.server.network.ServerGamePacketListenerImpl
• net.minecraft.world.level.ChunkPos
• net.minecraft.world.level.chunk.ChunkAccess
• net.minecraft.world.level.chunk.LevelChunk
• net.minecraft.world.level.chunk.status.ChunkStatus
• net.minecraft.world.level.chunk.storage.SerializableChunkData
• org.apache.commons.lang3.tuple.Pair
• FabricLoader.isModLoaded()
• Minecraft.execute()
• ClientLevel.getChunkSource()
• ServerLevel.getChunkSource()
• ServerLevel.players()
• ServerPlayer.chunkPosition()
• and 1 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 high-performance Fabric mod that collaboratively streams chunk data from the server to fill the Bobby render distance cache.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file bobbyshare-1.4.0+mc26.3.jar. The scan reads the mod's classes; it does not run them.