CurseForge · Minecraft mod
Effect Master
Effect Master is a lightweight, easy-to-use mod that controls mob effects.
This page is having a moment, so a few details may be a little behind.
Quick answer
Which Effect Master release should I use?
Effect Master effect_master-1.1.0.jar targets 1.20.1, 1.20, 1.20.2 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. All 2 required mods have matching files.
Where it goes
Is Effect Master 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 Effect Master effect_master-1.1.0.jar need?
effect_master-1.1.0.jar. Change the file and its required mods may change too.
Install Cloth Config API (Fabric/Forge/NeoForge), Kotlin for Forge first. We found matching files for this game-version and loader setup.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Effect Master without breaking your instance.
Built for Effect Master effect_master-1.1.0.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use effect_master-1.1.0.jar. It targets 1.20.1, 1.20, 1.20.2 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Cloth Config API (Fabric/Forge/NeoForge), Kotlin for Forge first. We found matching files for this game-version and loader setup.
- 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 effect_master-1.1.0.jar. It opens that exact file at the source.
About this project
What does Effect Master add?
Effect Master is a lightweight, easy-to-use mod that controls mob effects.
/effectconfig - open config menu

Each effect (including those added by other mods) can be set to disabled, default, or persistent
Project description from CurseForge.
Pick your setup
Effect Master by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.20.6
1 loader build1.20.5
1 loader build1.20.4
1 loader build1.20.3
1 loader build1.20.2
1 loader build1.20.1
1 loader build1.20
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Effect Master versions and loaders
effect_master-1.1.0.jar
3 Sept 2026
effect_master-1.0.0.jar
23 Oct 2024
Looking for an older file? The official CurseForge project page is in Resources.