Download Nostalgia Ultra, the retro Minecraft shader that brings back Beta 1.7 to 1.5.2 visuals in 4K. CRT scanlines, turquoise water, orange torches, electric blue sky. Works with Iris & Sodium. 6 languages. A vanilla-like pack by maxlananass featuring colored lighting and shadows, tuned for low-tier hardware and better. Compatible with Iris and OptiFine across Minecraft 1.21 – 1.21.11. Licensed MIT, so the download is mirrored right here on MineSpecs — no ads, no redirects.

How to install Nostalgia Ultra Shader

1. 1Install a shader loader for Minecraft 1.21 – 1.21.11 — Iris (pairs with Sodium) or OptiFine.Nostalgia Ultra Shader is a shaderpack, so it needs a loader to run.
2. 2Download the Nostalgia Ultra Shader .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 Nostalgia Ultra Shader.

Performance & what to expect

Nostalgia Ultra Shader is rated low performance impact. It is comfortable on entry-level dedicated GPUs at a normal render distance. It renders colored lighting and shadows.

More low-impact shaders

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Nostalgia Ultra Shader is created by maxlananass and mirrored here under its MIT licence. MineSpecs is an unofficial fan project and is not affiliated with maxlananass, Mojang Studios or Microsoft.