Minecraft Iris shader optimized for Intel HD/UHD graphics & low-end GPUs/iGPUs with stunning visuals. linus116 built it as a realistic pack with atmosphere, colored lighting, foliage and reflections. It asks for low-tier hardware at minimum and works with Iris or OptiFine on Minecraft 1.16 – 26.1.2. Licensed Apache-2.0, so the download is mirrored right here on MineSpecs — no ads, no redirects.

How to install Gradius VibrantShader

1. 1Install a shader loader for Minecraft 1.16 – 26.1.2 — Iris (pairs with Sodium) or OptiFine.Gradius VibrantShader is a shaderpack, so it needs a loader to run.
2. 2Download the Gradius VibrantShader .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 Gradius VibrantShader.

Performance & what to expect

Gradius VibrantShader is rated low performance impact. It is comfortable on entry-level dedicated GPUs at a normal render distance. It renders atmosphere, colored lighting, foliage and reflections. The look is realistic.

More realistic shaders

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Gradius VibrantShader is created by linus116 and mirrored here under its Apache-2.0 licence. MineSpecs is an unofficial fan project and is not affiliated with linus116, Mojang Studios or Microsoft.