NBT Autocomplete

Evidence

Ran on Kiln's test stand (2026-11-04): NBTacFabric did not start: java.lang.NoSuchMethodError: 'net.fabricmc.api.EnvType net.fabricmc.loader.api.FabricLoader.getEnvironmentType()'.

What it needs from Kiln

• Mixin
• net.fabricmc.api.EnvType
• net.minecraft.client.gui.GuiGraphicsExtractor.HoveredTextEffects
• net.minecraft.client.gui.components.AbstractButton
• net.minecraft.client.gui.components.AbstractSelectionList
• net.minecraft.client.gui.components.AbstractSelectionList.Entry
• net.minecraft.client.gui.components.AbstractSliderButton
• net.minecraft.client.gui.components.AbstractWidget
• net.minecraft.client.gui.components.CommandSuggestions
• net.minecraft.client.gui.components.CommandSuggestions.SuggestionsList
• net.minecraft.client.gui.components.ContainerObjectSelectionList
• net.minecraft.client.gui.components.ContainerObjectSelectionList.Entry
• net.minecraft.client.gui.components.StringWidget
• net.minecraft.client.gui.components.Tooltip
• net.minecraft.client.input.InputWithModifiers
• net.minecraft.client.renderer.Rect2i
• net.minecraft.network.chat.CommonComponents
• net.minecraft.util.GsonHelper
• net.minecraft.util.Mth
• net.minecraft.world.item.Item.TooltipContext
• net.minecraft.world.item.TooltipFlag
• org.apache.commons.lang3.StringUtils
• org.apache.commons.lang3.tuple.Pair
• FabricLoader.getEnvironmentType()
• FabricLoader.getModContainer()
• Minecraft.gameDirectory
• Font.width()
• GuiGraphicsExtractor.textRendererForWidget()
• Registry.entrySet()
• Registry.iterator()
• BuiltInRegistries.DATA_COMPONENT_TYPE
• BuiltInRegistries.ENTITY_TYPE
• BuiltInRegistries.REGISTRY
• Component.copy()
• Component.getVisualOrderText()

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

Adds suggestions for NBT tags in commands

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file NBTac-FABRIC-26.3-2.1.jar. The scan reads the mod's classes; it does not run them.