CurseForge · Minecraft mod
Iris Shaders
A modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs
Quick answer
Which Iris Shaders release matches 1.21.10 Fabric?
Iris Shaders Iris 1.9.7 for Fabric 1.21.10 targets 1.21.10, 1.21.9 with Fabric, Quilt. The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server. 2 required mods need a matching file.
Where it goes
Is Iris Shaders required on the client, server, or both?
The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.
The source does not explicitly classify this release as client-only or server-only.
What else does Iris Shaders Iris 1.9.7 for Fabric 1.21.10 need?
Iris 1.9.7 for Fabric 1.21.10 on 1.21.10 Fabric. Every mod below is checked against that same setup.
Install Sodium, Sodium first, but 2 required mods have no matching file for this setup. Do not mix loader builds to force a match.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Iris Shaders without breaking your instance.
Built for Iris Shaders Iris 1.9.7 for Fabric 1.21.10 on 1.21.10 Fabric. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use Iris 1.9.7 for Fabric 1.21.10. It targets 1.21.10, 1.21.9 with Fabric, Quilt; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Sodium, Sodium first, but 2 required mods have no matching file for this setup. Do not mix loader builds to force a match.
- 03
Put it on the correct side
The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.
- 04
Pick the file you checked
Use the “Get this file” button beside Iris 1.9.7 for Fabric 1.21.10. It opens that exact file at the source.
About this project
What does Iris Shaders add?

Links
- Visit our website for downloads and pretty screenshots!
- Visit the shaders section to find shader packs!
- Visit our Discord server to chat about the mod and get support! It's also a great place to get development updates right as they're happening.
- Visit the developer documentation for information on developing, building, and contributing to Iris!
Installation
You can find a guide to installation here.
FAQ
- Find answers to frequently asked questions on our FAQ page.
- Iris supports almost all shaderpacks, but a list of unsupported shaderpacks is available here.
- A list of unfixable limitations in Iris is available here.
More Info
More info can be found on our README.
Project description from CurseForge.
Pick your setup
Iris Shaders by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.2
3 loader builds26.1.2
2 loader builds26.1.1
2 loader builds26.1
2 loader builds1.21.11
3 loader builds1.21.10
3 loader builds1.21.9-snapshot
2 loader builds1.21.9
2 loader builds1.21.8
3 loader builds1.21.7
3 loader builds1.21.6
3 loader builds1.21.5-Snapshot
2 loader buildsShowing the newest 12 of 22 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Iris Shaders versions and loaders
Iris 1.9.7 for Fabric 1.21.10
iris-fabric-1.9.7+mc1.21.10.jar
18 Dec 2025
Iris 1.9.6 for Fabric 1.21.10
iris-fabric-1.9.6+mc1.21.9.jar
9 Oct 2025
Iris 1.9.4 for Fabric 1.21.10
iris-fabric-1.9.4+mc1.21.10.jar
7 Oct 2025
Looking for an older file? The official CurseForge project page is in Resources.