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XL Packets project artwork

CurseForge · Minecraft mod

XL Packets

Fixes disconnections caused by large datapacks

Choose a version Pick your version below, then grab the matching file.

This page is having a moment, so a few details may be a little behind.

Quick answer

Which XL Packets release should I use?

Updated 2 years ago
Latest stable file xlpackets-1.18.2-2.1.jar
Game version 1.19.3, 1.19.4, 1.18.2
Loader Forge

XL Packets xlpackets-1.18.2-2.1.jar targets 1.19.3, 1.19.4, 1.18.2 with Forge. The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server. No extra mods listed for this file.

Where it goes

Is XL Packets required on the client, server, or both?

The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.

Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release Forge
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

The source does not explicitly classify this release as client-only or server-only.

Understand client and server requirements Read the Minecraft installation guide

What else does XL Packets xlpackets-1.18.2-2.1.jar need?

xlpackets-1.18.2-2.1.jar. Change the file and its required mods may change too.

No extra mods listed for this file

This file does not list any required mods. Do not add a library just because a different file uses it.

This file does not list any required or optional mods.

Before you install it

Add XL Packets without breaking your instance.

Built for XL Packets xlpackets-1.18.2-2.1.jar. Pick another file and the loader, install side or required mods may change.

  1. 01

    Stick to this file

    Use xlpackets-1.18.2-2.1.jar. It targets 1.19.3, 1.19.4, 1.18.2 with Forge; another release may have different loader, side or dependency requirements.

  2. 02

    Bring the mods it needs

    This file does not list any required mods. Do not add a library just because a different file uses it.

  3. 03

    Put it on the correct side

    The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.

  4. 04

    Pick the file you checked

    Use the “Get this file” button beside xlpackets-1.18.2-2.1.jar. It opens that exact file at the source.

About this project

What does XL Packets add?

If you are looking for Fabric versions before 1.20

Fixes https://bugs.mojang.com/browse/MC-185901 by raising the packet size limit from 2MB to 2GB, so that servers with large datapacks, packets, etc don't kick the client.
This mod is needed clientside for any connecting clients.

Requires MixinBootstrap if using on Minecraft before 1.16

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Project description from CurseForge.

Pick your setup

XL Packets by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

15 available setups

Showing the newest 12 of 14 game versions. Older files are in the list below.

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

XL Packets versions and loaders

5 of 5 releases match

Looking for an older file? The official CurseForge project page is in Resources.

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