A lightweight Iris shader focused on performance, vibrant visuals, and Intel UHD compatibility. ULS Shader is a Minecraft pack from Loki_Da_Dawg. It targets medium-tier hardware and up and runs through Iris or OptiFine on Minecraft 26.2. Licensed MIT, so the download is mirrored right here on MineSpecs — no ads, no redirects.

How to install ULS Shader

1. 1Install a shader loader for Minecraft 26.2 — Iris (pairs with Sodium) or OptiFine.ULS Shader is a shaderpack, so it needs a loader to run.
2. 2Download the ULS 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 ULS Shader.

Performance & what to expect

ULS Shader is rated medium performance impact. It wants a mid-range dedicated GPU. Drop render distance a few chunks if you fall below 60 FPS.

More medium-impact shaders

Body CameraMedium impact · by LoLip_pEclipseMedium impact · by gamerbenytMusk Rose ShadersMedium impact · by RinEscheridiaMedium impact · by QuirkyPlagueTrueLightFXMedium impact · by OGCRAFTNET_Better StarsMedium impact · by KargoDiaz

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