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

MakeUp — Ultra FastLow impact · by KDXavierRenderPearlLow impact · by LuracasmusBVS — Best Vanilla ShaderLow impact · by LoLip_pCursed FogLow impact · by LoLip_pOpenShadLow impact · by WavinGraphicsBlocky ShaderLow impact · by dvimidh

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.