Marlow's Crystal Optimizer

Marlow's Crystal Optimizer

Optimization that fixes waiting on the server after crystal break before end crystal entities are cleaned.

by
3.3M Downloads
fabricmagicoptimizationutility
Rent Server with this Mod

About this Mod

Marlow's Crystal Optimizer

Build GitHub Release
MarlowsCrystalOptimizer Discord

Showcase Video

Showcase Video

Overview

Marlow's Crystal Optimizer is a mod that optimizes the handling of using end crystals by removing the crystal client
side,
instead of waiting for the server to remove it. This can especially be useful when you are on higher ping.

Table of Contents

Supported Platforms & Versions

Platform Supported Versions
Fabric 1.19 - 26.1.2

License

This project is licensed under the MIT License.

Available Versions

Marlow's Crystal Optimizer 1.1.0release
MC 26.1, 26.1.1, 26.1.2fabric
May 5, 2026
Marlow's Crystal Optimizer 1.1.0release
MC 1.21.11fabric
May 5, 2026
Marlow's Crystal Optimizer 1.1.0release
MC 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 1.21.10fabric
May 5, 2026
Marlow's Crystal Optimizer 1.1.0release
MC 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.2, 1.21.3, 1.21.4fabric
May 5, 2026
Marlow's Crystal Optimizer 1.1.0release
MC 1.20.2, 1.20.3, 1.20.4fabric
May 5, 2026

How to Install Marlow's Crystal Optimizer on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (26.1.2).

3

Install Mod

Open the mod browser in the dashboard and search for "Marlow's Crystal Optimizer". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

26.1.2, 26.1.1, 26.1 (+24 more)

Server-side

Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Marlow's Crystal Optimizer server crashes on startup – what to do?

Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (26.1.2). You can switch loaders with one click in the panel.

Is Marlow's Crystal Optimizer compatible with fabric?

Marlow's Crystal Optimizer officially supports fabric for Minecraft 26.1.2, 26.1.1, 26.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Marlow's Crystal Optimizer – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Marlow's Crystal Optimizer consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

Rent Modded Server

Install Marlow's Crystal Optimizer with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Unsupported

Supported Versions

26.1.226.1.126.11.21.111.21.101.21.91.21.81.21.71.21.61.21.5+17 more