Health Bars

Evidence

Ran on Kiln's test stand (2026-11-04): HealthBarsFabric did not start: java.lang.NoClassDefFoundError: net/minecraft/core/RegistryAccess; HealthBarsFabricClient did not start: java.lang.NoClassDefFoundError: net/minecraft/client/particle/ParticleProvider.

What it needs from Kiln

• an access widener
• Mixin
• com.mojang.blaze3d.vertex.PoseStack
• com.mojang.blaze3d.vertex.PoseStack.Pose
• com.mojang.blaze3d.vertex.VertexConsumer
• net.minecraft.client.Camera
• net.minecraft.client.Options
• net.minecraft.client.gui.Font.DisplayMode
• net.minecraft.client.gui.Hud
• net.minecraft.client.gui.Hud.HeartType
• net.minecraft.client.gui.components.BossHealthOverlay
• net.minecraft.client.gui.screens.inventory.InventoryScreen
• net.minecraft.client.particle.Particle
• net.minecraft.client.particle.ParticleGroup
• net.minecraft.client.particle.ParticleProvider
• net.minecraft.client.particle.ParticleRenderType
• net.minecraft.client.renderer.GameRenderer
• net.minecraft.client.renderer.OrderedSubmitNodeCollector
• net.minecraft.client.renderer.RenderPipelines
• net.minecraft.client.renderer.Sheets
• net.minecraft.client.renderer.SubmitNodeCollector
• net.minecraft.client.renderer.SubmitNodeCollector.CustomGeometryRenderer
• net.minecraft.client.renderer.entity.EntityRenderDispatcher
• net.minecraft.client.renderer.entity.EntityRenderer
• net.minecraft.client.renderer.entity.state.EntityRenderState
• net.minecraft.client.renderer.rendertype.RenderType
• net.minecraft.client.renderer.rendertype.RenderTypes
• net.minecraft.client.renderer.state.level.CameraRenderState
• net.minecraft.client.renderer.state.level.ParticleGroupRenderState
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.ParticleOptions
• net.minecraft.core.particles.ParticleType
• net.minecraft.core.particles.SimpleParticleType
• net.minecraft.data.AtlasIds
• net.minecraft.network.chat.CommonComponents
• net.minecraft.network.chat.contents.objects.AtlasSprite
• net.minecraft.util.ARGB
• net.minecraft.util.LightCoordsUtil
• net.minecraft.util.Mth
• net.minecraft.util.Util
• net.minecraft.util.context.ContextKey
• net.minecraft.world.BossEvent
• and 81 more

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Machines (0.4), Mixin (0.5)

In the author's words

See every mob's health in style. In the HUD and in-world. Clean, colorful, and customizable!

Scan

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