Mimic Block

Evidence

Ran on Kiln's test stand (2026-11-04): MimicBlockMod did not start: java.lang.NoClassDefFoundError: net/minecraft/network/protocol/common/custom/CustomPacketPayload; MimicBlockModClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/client/model/loading/v1/CustomUnbakedBlockStateModel.

What it needs from Kiln

• net.fabricmc.fabric.api.client.model.loading.v1.CustomUnbakedBlockStateModel
• 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.client.rendering.v1.BlockColorRegistry
• net.fabricmc.fabric.api.client.rendering.v1.BlockTintsFactory
• net.fabricmc.fabric.api.menu.v1.ExtendedMenuProvider
• net.fabricmc.fabric.api.menu.v1.ExtendedMenuType
• net.fabricmc.fabric.api.menu.v1.ExtendedMenuType.ExtendedFactory
• net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
• net.fabricmc.fabric.api.networking.v1.PlayerLookup
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.Context
• net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.PlayPayloadHandler
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder.Factory
• net.minecraft.client.color.block.BlockColors
• net.minecraft.client.color.block.BlockTintSource
• net.minecraft.client.renderer.block.BlockAndTintGetter
• net.minecraft.client.renderer.block.BlockStateModelSet
• net.minecraft.client.renderer.block.dispatch.BlockStateModel
• net.minecraft.client.renderer.block.dispatch.BlockStateModel.Unbaked
• net.minecraft.client.resources.model.ModelManager
• net.minecraft.client.resources.model.ResolvableModel
• net.minecraft.client.resources.model.ResolvableModel.Resolver
• net.minecraft.client.resources.model.geometry.BakedQuad
• net.minecraft.client.resources.model.geometry.BakedQuad.MaterialFlags
• net.minecraft.client.resources.model.sprite.Material
• net.minecraft.client.resources.model.sprite.Material.Baked
• 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.network.protocol.game.ClientboundBlockEntityDataPacket
• net.minecraft.references.BlockItemId
• net.minecraft.server.MinecraftServer
• net.minecraft.util.Mth
• net.minecraft.world.Container
• net.minecraft.world.SimpleContainer
• and 20 more

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

In the author's words

A block that can mimic other blocks, without collision.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file Mimic Block-1.2.0.jar. The scan reads the mod's classes; it does not run them.