Load shader packs in Minecraft with Oculus, an unofficial fork of Iris designed to work with FML.
Iris Shaders
Load Minecraft shader packs with Iris, a mod designed to support existing OptiFine shader packs.
About Iris Shaders
Iris Shaders is a shader pack loader for Minecraft: Java Edition. It runs on the client side and is designed to load existing OptiFine shader packs. The project is distributed through Modrinth and is available for the Fabric, NeoForge, and Quilt mod loaders.
The homepage lists compatibility with several Minecraft versions, from 1.16.5 through 26.3. The project states that it supports almost all shader packs, and it publishes a list of unsupported shader packs and a list of known limitations that cannot be fixed. Compatibility with OptiFine shader packs is described as intended, not guaranteed.
Key features
- Loads shader packs in Minecraft: Java Edition
- Designed to be compatible with existing OptiFine shader packs
- Available for Fabric, NeoForge, and Quilt mod loaders
- Runs on the client side
- Publishes a list of unsupported shader packs
- Publishes a list of known limitations that cannot be fixed
Best for: Minecraft: Java Edition players who want to use OptiFine-style shader packs with Fabric, NeoForge, or Quilt.
Good for
- Designed to work with existing OptiFine shader packs
- Supports multiple mod loaders: Fabric, NeoForge, and Quilt
- Publishes lists of unsupported shader packs and known limitations
Watch out for
- OptiFine shader pack compatibility is intended, not guaranteed
- Some shader packs are listed as unsupported
- Some limitations are listed as unfixable
Iris Shaders at a glance
- Website
- modrinth.com/mod/iris
- Category
- Gaming › Game Guides, Wikis & Tools
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
Iris Shaders alternatives
Tools and sites you could use instead, ranked by how closely they match.
Browse and download Minecraft shaders, mods, maps, and texture packs through Shaders Mods.
Capes lets Minecraft players use capes from OptiFine, LabyMod, and other cape mods.
Browse and download Minecraft PvP texture packs and resource packs from creators on PVPRP.
MCTools offers online Minecraft utilities such as a 3D skin editor, texture pack tools, and custom paintings.
PacksMC offers downloadable Minecraft texture and resource packs for different game versions.
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Iris Shaders FAQ
Which shader packs are not supported?
The project publishes a list of unsupported shader packs. The homepage links to this list.
Where can I find installation instructions?
The homepage links to an installation guide.
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