Helpful Commands

Evidence

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

What it needs from Kiln

• Mixin
• com.mojang.authlib.GameProfile
• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.BeforeSave
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
• net.minecraft.commands.CommandBuildContext
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.commands.arguments.DimensionArgument
• net.minecraft.commands.arguments.EntityArgument
• net.minecraft.commands.arguments.GameProfileArgument
• net.minecraft.commands.arguments.ResourceArgument
• net.minecraft.commands.arguments.coordinates.Vec3Argument
• net.minecraft.commands.arguments.item.ItemArgument
• net.minecraft.commands.arguments.item.ItemInput
• net.minecraft.commands.arguments.item.ItemPredicateArgument
• net.minecraft.commands.arguments.item.ItemPredicateArgument.Result
• net.minecraft.core.GlobalPos
• net.minecraft.core.NonNullList
• net.minecraft.core.Position
• net.minecraft.core.RegistryAccess
• net.minecraft.core.UUIDUtil
• net.minecraft.core.component.DataComponents
• net.minecraft.nbt.CompoundTag
• net.minecraft.nbt.ListTag
• net.minecraft.nbt.NbtAccounter
• net.minecraft.nbt.NbtIo
• net.minecraft.nbt.NbtOps
• net.minecraft.nbt.Tag
• net.minecraft.network.chat.ClickEvent
• net.minecraft.network.chat.ClickEvent.CopyToClipboard
• net.minecraft.network.chat.ClickEvent.OpenUrl
• net.minecraft.network.chat.ClickEvent.RunCommand
• net.minecraft.network.chat.ClickEvent.SuggestCommand
• net.minecraft.network.chat.HoverEvent
• net.minecraft.network.chat.HoverEvent.EntityTooltipInfo
• net.minecraft.network.chat.HoverEvent.ShowEntity
• net.minecraft.network.chat.HoverEvent.ShowText
• net.minecraft.network.chat.Style
• and 81 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

Feature-rich Minecraft mod that adds many useful commands. Interactive, supports permissions, easy to configure.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file helpfulcommands-fabric-26.3-4.2.3.jar. The scan reads the mod's classes; it does not run them.