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PlusM1 Shaders for Minecraft 1.20.1, 1.21.1

PlusM1 is a shaderpack designed for players seeking a modern graphical experience without sacrificing the essence and visual identity of Minecraft. It combines dynamic shadows, immersive atmospheric lighting, and fluid weather effects.

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Updated 30.10.2026
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PlusM1 Shaderpack

PlusM1 is a shaderpack designed for players seeking a modern graphical experience without sacrificing the essence and visual identity of Minecraft. It combines dynamic shadows, immersive atmospheric lighting, and fluid weather effects.

PlusM1 — screenshot 3

🌟 Key Features

Dynamic Shadows: Smooth, realistic shadowing that adapts to the sun and moon position.

Atmospheric Lighting: Enhanced ambient lighting, custom sunrises/sunsets, and glowing elements.

Fluid Weather Effects: Immersive rain, fog, and cloud movements to bring the world to life.

Vanilla Friendly: Maintains the classic Minecraft feel while significantly upgrading the graphics.

Sky
Sunset

Performance: Highly optimized performance, delivering over 200 FPS in Minecraft, even with shaders enabled using Iris Shaders, ensuring smooth, stable gameplay with excellent graphical quality.

![FPS [+200]](https://cdn.modrinth.com/data/cached_images/ce056f6721146ce9aadfe8a13ead0c238ee6e7bd_0.webp)

PlusM1 — screenshot 4

📥 Download & Installation

Make sure you have Iris Shaders or OptiFine installed.

Download the latest release of PlusM1.

Drop the .zip file into your shaderpacks folder.

Launch Minecraft, select PlusM1 from your video settings, and enjoy!

Test PC Specifications: CPU: Intel Core i5-10400F, RAM: 16GB DDR4 2133 MHz, GPU: NVIDIA GeForce RTX 3060 12GB VRAM

How to install PlusM1

With Millida Launcher

  1. Install Millida Launcher

    The launcher is free: download it at millida.net/launcher and sign in with any nickname.

  2. Click “Install” on this page

    The launcher opens and installs the shaders for Minecraft 1.12–26.3 automatically, together with its dependencies: Iris Shaders.

  3. Launch the game

    A profile with it appears in the launcher: click “Play”.

Manually

  1. Install Iris or OptiFine

    Without a shader mod the game cannot see shaders. Install it for the same Minecraft version.

  2. Download the shader archive

    Pick the file VanillaPlus_M1-2.0.zip (62 KB) and do not unpack it.

  3. Put it in the shaderpacks folder

    “Options”, then “Video Settings”, then “Shader Packs”, then “Open Shader Pack Folder”, and drag the archive there.

  4. Select the shaders

    In the same window, click the pack name and “Apply”.

Versions

With dependencies

MinecraftLoaderFileDateActions
26.3Iris, OptiFine26.361.8 KB
26.3Iris, OptiFine26.357.1 KB

What it needs to run

FAQ

Which Minecraft versions does PlusM1 work on?

There are files for 1.12–26.3, 54 versions in total. The newest is 26.3.

What do I need to run PlusM1?

Shaders are loaded through Iris or OptiFine: without one of them the game cannot see them.

What does PlusM1 need to work?

Required: Iris Shaders. Without it the shaders will not start.

Where can I download PlusM1 safely?

On this page: the file VanillaPlus_M1-2.0.zip (62 KB) is stored on Millida’s server, with no link shorteners. SHA-1 checksum: 26c9af0146c9445dbc4cbaecc28ee70b25b53b5e.

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