Monocle Mod for Minecraft 1.21.1, 1.21

Name: Monocle
Availability: InStock
Author: Ferri_Arnus

An addon that allows Iris to run shaders using Embeddium

from Ferri_Arnus · CurseForge

views: 9 views
Updated: Updated 18.10.2026

1.21 — 1.21.1
NeoForge

Monocle

An addon that makes it possible for Iris to use Embeddium to render shaders. This makes it possible to use shaders on NeoForge with Embeddium installed.

This mod requires both Iris and Embeddium to work.

For more details, refer to the mod descriptions of Iris and Embeddium.

How to install Monocle

With Millida Launcher

Install Millida Launcher
The launcher is free: download it at millida.net/launcher and sign in with any nickname.
Click “Install” on this page
The launcher opens and installs the mod for Minecraft 1.21–1.21.1 on NeoForge automatically.
Launch the game
A profile with it appears in the launcher: click “Play”.

Manually

Install NeoForge
The loader must match the game version of the mod file, for example Minecraft 1.21.1. After installing it, a separate profile appears in your launcher.
Download the file for your version
In the version list above, pick the file monocle-0.2.3.ms.jar (555 KB) for your game version.
Put it in the mods folder
The folder is inside .minecraft (Windows: %appdata%\.minecraft\mods). If it does not exist, create it.
Launch the loader profile
Open “Mods” in the main menu: Monocle should be in the list.

Minecraft 1.21.1 runs on Java 21: with a different Java version the game may close right after launch.

Versions

With dependencies

Minecraft	Loader	File	Date
1.21.1	NeoForge	monocle-0.2.3.ms.jar555 KB	Feb 21, 2026
1.21.1	NeoForge	monocle-0.2.2.ms.jar549 KB	Jul 23, 2025
1.21	NeoForge	monocle-0.1.9.ms.jar533 KB	Jan 22, 2025

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