CurseForge · Minecraft mod
Nytheria Shield
Nytheria Shield is a lightweight client-server security mod that verifies a player’s installed mods before allowing access to protected servers. Unauthorized mods can be detected and blocked, while approved configurations connect normally.
Quick answer
Which Nytheria Shield release should I use?
Nytheria Shield nytheria-shield-client-2.0.2 targets 1.21.1 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. All 1 required mods have matching files.
Where it goes
Is Nytheria Shield 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 Nytheria Shield nytheria-shield-client-2.0.2 need?
nytheria-shield-client-2.0.2. Change the file and its required mods may change too.
Install Fabric API 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 Nytheria Shield without breaking your instance.
Built for Nytheria Shield nytheria-shield-client-2.0.2. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use nytheria-shield-client-2.0.2. It targets 1.21.1 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Fabric API 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 nytheria-shield-client-2.0.2. It opens that exact file at the source.
About this project
What does Nytheria Shield add?
Nytheria Shield
Server-checked client mod verification and anti-cheat for Fabric 1.21.1. This is the client part, needed to join servers that run Nytheria Shield. It does nothing in singleplayer or on other servers.
Requirements
- Minecraft 1.21.1
- Fabric Loader
- Fabric API
- Java 21
Installation
Players: put the client jar in your mods folder.
Server admins: the server jar is not public. Request it from the author.
License
All Rights Reserved, see the LICENSE and NOTICE.txt inside the jar.
Credits
DerZocker42 (author), Navrelis (changes and overhaul for 2.0.0).
Project description from CurseForge.
Pick your setup
Nytheria Shield by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Nytheria Shield versions and loaders
nytheria-shield-client-2.0.2
nytheria-shield-client-2.0.2.jar
15 Nov 2026
nytheria-shield-client-2.0.1
nytheria-shield-client-2.0.1.jar
15 Nov 2026
Looking for an older file? The official CurseForge project page is in Resources.