Party Creepers

Evidence

Ran on Kiln's test stand (2026-11-04): PartyCreepersFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/util/thread/BlockableEventLoop; PartyCreepersFabricClient did not start: java.lang.NoClassDefFoundError: net/minecraft/util/thread/BlockableEventLoop.

What it needs from Kiln

• an access widener
• Mixin
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.BlockParticleOption
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.network.protocol.game.ClientboundExplodePacket
• net.minecraft.server.network.ServerGamePacketListenerImpl
• net.minecraft.util.ARGB
• net.minecraft.util.Mth
• net.minecraft.util.random.WeightedList
• net.minecraft.world.entity.EntityEvent
• net.minecraft.world.entity.monster.Creeper
• net.minecraft.world.entity.projectile.FireworkRocketEntity
• net.minecraft.world.item.component.FireworkExplosion
• net.minecraft.world.item.component.FireworkExplosion.Shape
• net.minecraft.world.item.component.Fireworks
• net.minecraft.world.level.ServerExplosion
• net.minecraft.world.level.gameevent.GameEvent
• net.minecraft.util.thread.BlockableEventLoop
• ServerLevel.DEFAULT_EXPLOSION_BLOCK_PARTICLES
• ServerLevel.addFreshEntity()
• ServerLevel.broadcastEntityEvent()
• ServerLevel.players()
• ServerPlayer.connection
• ServerPlayer.distanceToSqr()
• SoundEvents.GENERIC_EXPLODE
• RandomSource.nextGaussian()
• Entity.getEyeY()
• Entity.is()
• Entity.isSilent()
• ItemStack.set()
• Items.FIREWORK_ROCKET

On the roadmap: Code next to data (0.3), Mixin (0.5)

In the author's words

Creepers explode into beautiful confetti-like fireworks without any harm to your world.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file partycreepers-v26.3.0-mc26.3.x+fabric.jar. The scan reads the mod's classes; it does not run them.