CurseForge · Minecraft mod
Iris-Sodium Compat
The latest releases of Iris and Sodium on 1.21.1 NeoForge don't work together. This fixes the issue.
Quick answer
Which Iris-Sodium Compat release should I use?
Iris-Sodium Compat IrisSodiumCompat-1.0.3.jar targets 1.21.1 with NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Iris-Sodium Compat required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Iris-Sodium Compat IrisSodiumCompat-1.0.3.jar need?
IrisSodiumCompat-1.0.3.jar. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Iris-Sodium Compat without breaking your instance.
Built for Iris-Sodium Compat IrisSodiumCompat-1.0.3.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use IrisSodiumCompat-1.0.3.jar. It targets 1.21.1 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside IrisSodiumCompat-1.0.3.jar. It opens that exact file at the source.
About this project
What does Iris-Sodium Compat add?
A simple compatibility mod between Iris 1.8.12 and Sodium 0.8.12 for NeoForge 1.21.1, fixing a missing mixin issue that's been plagueing the 1.21.1 NeoForge community for some time.
Project description from CurseForge.
Pick your setup
Iris-Sodium Compat by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Iris-Sodium Compat versions and loaders
IrisSodiumCompat-1.0.3.jar
5 Aug 2026
Looking for an older file? The official CurseForge project page is in Resources.