Flan

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

Evidence

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

What it needs from Kiln

an access widener
Mixin
com.mojang.authlib.GameProfile
com.mojang.authlib.minecraft.SessionService
com.mojang.authlib.services.ProfileResult
net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
net.fabricmc.fabric.api.entity.FakePlayer
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarted
net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarting
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.StartTick
net.fabricmc.fabric.api.event.player.AttackBlockCallback
net.fabricmc.fabric.api.event.player.PlayerBlockBreakEvents
net.fabricmc.fabric.api.event.player.PlayerBlockBreakEvents.Before
net.fabricmc.fabric.api.event.player.UseBlockCallback
net.fabricmc.fabric.api.event.player.UseEntityCallback
net.fabricmc.fabric.api.event.player.UseItemCallback
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Disconnect
net.fabricmc.fabric.api.resource.v1.DataResourceLoader
net.minecraft.TracingExecutor
net.minecraft.advancements.predicates.DataComponentMatchers
net.minecraft.advancements.predicates.ItemPredicate
net.minecraft.advancements.predicates.MinMaxBounds
net.minecraft.advancements.predicates.MinMaxBounds.Ints
net.minecraft.commands.CommandBuildContext
net.minecraft.commands.CommandSourceStack
net.minecraft.commands.Commands
net.minecraft.commands.Commands.CommandSelection
net.minecraft.commands.SharedSuggestionProvider
net.minecraft.commands.arguments.ComponentArgument
net.minecraft.commands.arguments.GameProfileArgument
net.minecraft.commands.arguments.IdentifierArgument
net.minecraft.commands.arguments.ResourceOrTagKeyArgument
net.minecraft.commands.arguments.ResourceOrTagKeyArgument.Result
net.minecraft.commands.arguments.UuidArgument
net.minecraft.commands.arguments.coordinates.BlockPosArgument
net.minecraft.core.BlockPos.MutableBlockPos
net.minecraft.core.HolderLookup.RegistryLookup
net.minecraft.core.HolderSet
net.minecraft.core.HolderSet.Direct
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

Serverside Claiming Mod

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file flan-26.3-1.12.8.b-fabric.jar. The scan reads the mod's classes; it does not run them.

Reports from players

No reports from players yet.

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