Client Data Command Updated

Calls something that is on Kiln's roadmap. Parts of it may already run.

Evidence

Ran on Kiln's test stand (2026-11-04): ClientDataCommandUpdated did not start: java.lang.NoClassDefFoundError: net/minecraft/server/commands/data/DataAccessor.

What it needs from Kiln

Mixin
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.minecraft.commands.CommandSource
net.minecraft.commands.CommandSourceStack
net.minecraft.commands.arguments.EntityArgument
net.minecraft.commands.arguments.NbtPathArgument
net.minecraft.commands.arguments.NbtPathArgument.NbtPath
net.minecraft.commands.arguments.coordinates.BlockPosArgument
net.minecraft.commands.arguments.coordinates.Coordinates
net.minecraft.commands.arguments.selector.EntitySelector
net.minecraft.core.SectionPos
net.minecraft.nbt.Tag
net.minecraft.server.commands.data.BlockDataAccessor
net.minecraft.server.commands.data.DataAccessor
net.minecraft.server.commands.data.EntityDataAccessor
net.minecraft.world.level.block.entity.BlockEntity
FabricLoader.isModLoaded()
ClientLevel.enabledFeatures()
ClientLevel.getBlockEntity()
BuiltInRegistries.ENTITY_TYPE
Entity.getType()
Level.hasChunk()
Level.isInWorldBounds()

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Machines (0.4), Mixin (0.5)

In the author's words

Adds a client-side /data command

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file ClientDataCommandUpdated+26.3-1.6.0.jar. The scan reads the mod's classes; it does not run them.

Reports from players

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