Xeno Client

01 / Features

Everything you need.
Nothing you don't.

Five core pillars that make Xeno Client the go-to choice for serious players.

001

Lightweight Mod

Optimized mods with no lag spikes or performance issues. Pure speed, every frame.

Up to 3× FPS

002

100% Safe — Not Bannable

All mod code is tested and server-safe. Play without the fear of a ban.

AC Safe

003

Customizable UI

Shape the interface to your preferences with extensive customization options.

Fully Themeable

004

Easy Install

Simple installation and setup. Get into the game in minutes, not hours.

One-Click Install

005

Supported for 1.21.1

Built and optimized specifically for Minecraft 1.21.1 on Fabric Loader.

1.21.1 Only

006

Community Driven

Built from community feedback and regularly updated with new features.

3,000+ Players

02 / Preview

See it in action.

Screenshots taken live on DonutSMP with Xeno Client running.

Mod Menu Overview

In-Game Module List

Live on DonutSMP — 279 FPS, 0ms

Chunk Finder — 188 FPS, 0ms

03 / Download & Install

Get up and running.

Choose your version, download, and follow the steps. Don't skip OpSec.

Choose your Minecraft version

1.21.1

Latest stable — Fabric · Recommended

Download

⚠

Don't skip OpSec — you WILL get banned without it.
Make sure you install OpSec alongside Xeno Client. It bypasses anticheat detection and keeps you safe on Donut SMP. No OpSec = instant ban risk.

1

Install Meteor Client (dev build recommended)

Download the Xeno Client jar using the button above.

Required

2

Download Fabric API 1.21.1

Get Fabric API and drop it into .minecraft/mods.

↓ Download Fabric API

Required

3

Drop the .jar into your mods folder

Move the downloaded .jar into .minecraft/mods

4

Download OpSec — required to avoid bans

Drop OpSec into .minecraft/mods — essential for anticheat safety on DonutSMP.

↓ Download OpSec

Critical

5

Launch with Fabric Loader

Open your Minecraft launcher, select the Fabric profile for 1.21.1, and hit Play.

Final step

04 / FAQ

Frequently Asked Questions

Everything you need to know before downloading.

Yes, Xeno Client is completely safe to use on DonutSMP and other servers. All code is thoroughly tested and verified to be server-safe.

Xeno Client is built specifically for Minecraft 1.21.1 on Fabric Loader.

Yes — while Xeno Client was specifically built for DonutSMP, it works perfectly on other servers too.

Follow the Installation guide above. Download the .jar, add Fabric API and OpSec to your mods folder, then launch with Fabric Loader.

Absolutely not. Xeno Client is fully open-source with no token loggers, backdoors, or obfuscation. Feel free to inspect the code or compile it yourself.

Updates are released whenever necessary or required by server updates. All updates are announced on our GitHub and social channels.

05 / Credits

Made by Passionate People

Xeno Development

L3KKX

// Lead Developer

Testers

Dxzzgrave

Coderhelix

81ol

Made Possible With

FabricModrinth

Special thanks to the entire Minecraft modding community for their continued support and inspiration. Xeno Client is built with passion for the players.

06 / Source

Official GitHub Repo

View the source code, report issues, and follow the project.

GitHub

XenoClient

github.com/XenoClient — source code, releases & issues

The UltimateMinecraft Client

Everything you need.Nothing you don't.