Cursed Fog drapes the world in dense, rolling volumetric fog for a genuinely eerie atmosphere. Perfect for horror maps, spooky builds and moody cinematics — and it barely touches your frame rate.

How to install Cursed Fog

1. 1Install a shader loader for Minecraft 1.8 – 26.2 — Iris (pairs with Sodium) or OptiFine.Cursed Fog is a shaderpack, so it needs a loader to run.
2. 2Download the Cursed Fog .zip from the button above — keep it zipped. It is mirrored on MineSpecs, so there is no ad-gate or redirect.
3. 3Drop the .zip into your .minecraft/shaderpacks folder (%appdata%\.minecraft\shaderpacks on Windows, ~/Library/Application Support/minecraft/shaderpacks on macOS).
4. 4Launch the game, open Options → Video Settings → Shaders, and select Cursed Fog.

Performance & what to expect

Cursed Fog is rated low performance impact. It is comfortable on entry-level dedicated GPUs at a normal render distance. It renders atmosphere. The look is cursed and semi realistic.

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Cursed Fog is created by LoLip_p and mirrored here under its CC-BY-4.0 licence. MineSpecs is an unofficial fan project and is not affiliated with LoLip_p, Mojang Studios or Microsoft.