Xavier Optimized

Xavier Optimized

A modpack contains mods that improve and optimize the vanilla game experience without changing the game's mechanism.

by CerealAxis
29.1K Downloads
0 Followers
fabricforgeneoforgeMC 1.21.11lightweightmultiplayeroptimization

Screenshots

2700FPS+
FPS in high render distance
Mod Menu

About this Modpack

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Xavier Optimized is a highly optimized Minecraft modpack designed to deliver higher FPS gains than ordinary optimization packs. The modpack's ultimate goal is to maximize the vanilla survival experience without altering the game's core mechanics. It features FPS/MSPT optimization, enhanced mod compatibility, and survival utility tools.

Downloading and using this modpack means that you have agreed to the Terms of Service and Disclaimer.

简体中文 | Wiki

Notice: Work in Progress

This introduction is currently incomplete and actively being updated. Check back later for more details.


⭐Hyper Optimization

The Xavier Optimized modpack includes a wide range of high-performance optimization mods, such as Sodium, Lithium, More Culling, and more, ensuring maximum efficiency, stability, and smooth gameplay. All selected mods are carefully tested to be safe for both single-player worlds and multiplayer servers.

Whether you're running the game on a modern high-end PC or a previous-generation entry-level device, Xavier Optimized delivers significant performance improvements.

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🤔FAQ

Q: Does the modpack support multiplayer?

A: Yes! Xavier Optimized is compatible with most servers and allows vanilla clients to connect seamlessly.

Q: What mods are included in the pack?

A: To see the full list of mods, go to the Versions tab, select a version, and scroll down to view the included mods.

Q: Do I need to install the modpack on the server?

A: No. The modpack is client-side only and works on any server that accepts vanilla clients.


🔗 Author Link

Email: [email protected]

Available Versions

v1.0.0-fabric-mc1.21.11release
MC 1.21.11fabric2.0K downloads
February 22, 2026
v1.0.2-neoforge-mc1.21.10release
MC 1.21.10neoforge1.0K downloads
December 3, 2025
v1.0.1-fabric-mc1.21.10release
MC 1.21.10fabric1.1K downloads
October 29, 2025
v1.0.4-fabric-mc1.21.9release
MC 1.21.9fabric180 downloads
October 29, 2025
v1.0.0-fabric-mc1.21.10release
MC 1.21.10fabric512 downloads
October 10, 2025

How to Set Up a Xavier Optimized Server

1

Order Server

Choose at least 4 GB RAM (6 GB recommended for Xavier Optimized). Based on player count: per 5 players.

2

Install Modpack in Dashboard

Open the modpack browser in the dashboard, search for "Xavier Optimized" and click "Install". The fabric loader and Minecraft 1.21.11 are configured automatically.

3

Start Server & Play

Start the server – all mods are loaded automatically. Share the server IP with friends and play together!

Frequently Asked Questions

Xavier Optimized server crashes or won't start – what to do?

Most common causes: insufficient RAM or wrong fabric loader. Check latest.log for "OutOfMemoryError" → increase RAM to at least 6 GB. For "Mixin" or "ClassNotFoundException" errors: modpack version and loader don't match. With Mado Hosting, loader and Minecraft version are auto-configured on modpack install – preventing most startup issues.

How much RAM does a Xavier Optimized server really need?

Minimum 4 GB, recommended 6 GB for stable performance. per 5 players. Important: Minecraft modpacks need more RAM than vanilla – plan extra per additional player. With Mado Hosting, you can scale RAM up live at any time without data loss (from €5.2/month).

Can I add custom mods to Xavier Optimized without conflicts?

Yes, but check compatibility: only use mods for the same loader (fabric) and same Minecraft version (1.21.11). Common issues: ID conflicts with recipe mods and incompatible coremod versions. The Mado dashboard mod browser only shows compatible mods and warns about known conflicts.

Xavier Optimized server lagging – performance tips

1) Increase RAM to 6 GB+. 2) Reduce server view-distance to 8 (server.properties). 3) Pre-generate chunks with the "Chunky" plugin. 4) Use /spark profiler to check which mods consume the most tick time. With Mado Hosting, all servers run on NVMe SSDs with dedicated CPU cores – eliminating hardware as a bottleneck.

Rent Xavier Optimized Server

Start your own server with automatic modpack installation.

Recommended RAM:
6 GB(min. 4 GB)
From 5.20 / month
Create Server Now
1-Click Modpack Install
NVMe SSD Storage
DDoS Protection included
Automatic Backups

Details

License
BSD 3-Clause "New" or "Revised" License
Server-side
Unsupported
Client-side
Required

Supported Versions

1.21.111.21.101.21.91.21.9-pre21.21.81.21.71.21.61.21.51.21.41.21.3+13 more

Start your Xavier Optimized Server now

From €5.20/month; 6 GB RAM is recommended for best performance.

Configure Server →