This shader converts the entire image in the game to black and white, using the formula (R + G + B) / 3 to determine the brightness of each pixel. A fantasy / semi realistic and vanilla like pack by CmReNano, tuned for medium-tier hardware and better. Compatible with Iris and OptiFine across Minecraft 1.9 – 1.21.7. Licensed MIT, so the download is mirrored right here on MineSpecs — no ads, no redirects.

How to install True Black & White Shader (Grayscale)

1. 1Install a shader loader for Minecraft 1.9 – 1.21.7 — Iris (pairs with Sodium) or OptiFine.True Black & White Shader (Grayscale) is a shaderpack, so it needs a loader to run.
2. 2Download the True Black & White Shader (Grayscale) .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 True Black & White Shader (Grayscale).

Performance & what to expect

True Black & White Shader (Grayscale) is rated medium performance impact. It wants a mid-range dedicated GPU. Drop render distance a few chunks if you fall below 60 FPS. The look is fantasy, semi realistic and vanilla like.

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True Black & White Shader (Grayscale) is created by CmReNano and mirrored here under its MIT licence. MineSpecs is an unofficial fan project and is not affiliated with CmReNano, Mojang Studios or Microsoft.