Flashbackinstantrecord

Evidence

Ran on Kiln's test stand (2026-11-04): Flashbackinstantrecord26_3Client did not start: java.lang.NoClassDefFoundError: net/minecraft/client/resources/sounds/SoundInstance.

What it needs from Kiln

• Mixin
• net.minecraft.client.gui.screens.ChatScreen
• net.minecraft.client.gui.screens.PauseScreen
• net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
• net.minecraft.client.gui.screens.inventory.MerchantScreen
• net.minecraft.client.player.AbstractClientPlayer
• net.minecraft.client.resources.sounds.SimpleSoundInstance
• net.minecraft.client.sounds.SoundEngine
• net.minecraft.client.sounds.SoundEngine.PlayResult
• net.minecraft.client.sounds.SoundManager
• net.minecraft.world.effect.MobEffects
• net.minecraft.client.resources.sounds.SoundInstance
• Minecraft.getSoundManager()
• ClientLevel.isRaining()
• ClientLevel.players()
• ClientPacketListener.sendCommand()
• LocalPlayer.connection
• LocalPlayer.experienceLevel
• LocalPlayer.fallDistance
• LocalPlayer.getTicksFrozen()
• LocalPlayer.getXRot()
• LocalPlayer.getYRot()
• LocalPlayer.hasEffect()
• LocalPlayer.isBlocking()
• LocalPlayer.isCrouching()
• LocalPlayer.isDeadOrDying()
• LocalPlayer.isFallFlying()
• LocalPlayer.isInvisible()
• LocalPlayer.isOnFire()
• LocalPlayer.isPassenger()
• LocalPlayer.isSleeping()
• LocalPlayer.isSprinting()
• LocalPlayer.isSwimming()
• LocalPlayer.isUnderWater()
• LocalPlayer.isUsingItem()
• LocalPlayer.position()
• LocalPlayer.tickCount

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

This mod adds 3 different keybinds letting you click them to Start and stop flashback in a single click. It also adds 30+ Different triggers to start / stop flashback automatically without you touching anything.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file FlashbackInstantrecord_8.0_26.3.jar. The scan reads the mod's classes; it does not run them.