Carpet AMS Addition

Evidence

Ran on Kiln's test stand (2026-11-04): CarpetAMSAdditionMod did not start: java.lang.NoSuchMethodError: 'java.util.Optional net.fabricmc.loader.api.FabricLoader.getModContainer(java.lang.String)'; CarpetAMSAdditionClient did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.authlib.GameProfile
• net.fabricmc.loader.api.ModContainer
• net.fabricmc.loader.api.Version
• net.fabricmc.loader.api.metadata.ModMetadata
• net.minecraft.commands.CommandBuildContext
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.SharedSuggestionProvider
• net.minecraft.commands.arguments.DimensionArgument
• net.minecraft.commands.arguments.EntityArgument
• net.minecraft.commands.arguments.blocks.BlockInput
• net.minecraft.commands.arguments.blocks.BlockPredicateArgument
• net.minecraft.commands.arguments.blocks.BlockPredicateArgument.Result
• net.minecraft.commands.arguments.blocks.BlockStateArgument
• net.minecraft.commands.arguments.coordinates.BlockPosArgument
• net.minecraft.commands.arguments.item.ItemArgument
• net.minecraft.commands.arguments.item.ItemInput
• net.minecraft.core.IdMapper
• net.minecraft.core.RegistryAccess
• net.minecraft.core.RegistryAccess.Frozen
• net.minecraft.core.SectionPos
• net.minecraft.core.component.DataComponentType
• net.minecraft.core.component.DataComponents
• net.minecraft.nbt.NbtOps
• net.minecraft.nbt.StringTag
• net.minecraft.network.FriendlyByteBuf
• net.minecraft.network.chat.ClickEvent
• net.minecraft.network.chat.ClickEvent.Action
• net.minecraft.network.chat.ClickEvent.ChangePage
• net.minecraft.network.chat.ClickEvent.CopyToClipboard
• net.minecraft.network.chat.ClickEvent.OpenFile
• 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.Action
• net.minecraft.network.chat.HoverEvent.EntityTooltipInfo
• net.minecraft.network.chat.HoverEvent.ShowEntity
• net.minecraft.network.chat.HoverEvent.ShowItem
• net.minecraft.network.chat.HoverEvent.ShowText
• and 80 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 fabric-carpet extension mod. It offers some interesting and useful features.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file carpet-ams-addition-v26.4-beta.3-mc26.3.jar. The scan reads the mod's classes; it does not run them.