HomeJavaModsKryptonReno's Fabric Patcher
KryptonReno's Fabric Patcher
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KryptonReno's Fabric Patcher

by 4x · on Modrinth

Optimize the network and provide additional support for Krypton Fabric. Free Minecraft Java mod for 26.1, 26.1.1-rc-1, 26.1.1.

Which build do you need?

This mod ships a separate file for every mod loader and every version of the game. Pick both, then download — the wrong build installs fine and then does nothing in the game.

Mod loader

Minecraft version

⬇ Download for 26.1–26.1.2 · Fabric⬇ Download for 1.21.9–1.21.11 · Fabric⬇ Download for 1.21.5–1.21.8 · Fabric⬇ Download for 1.21.4 · Fabric⬇ Download for 1.21.9–1.21.11 · Java-agent⬇ Download for 1.21.5–1.21.8 · Java-agent⬇ Download for 1.21.4 · Java-agent⬇ Download for 1.21.9–1.21.11 · Quilt⬇ Download for 1.21.5–1.21.8 · Quilt⬇ Download for 1.21.4 · Quilt
I don't know my version or loader
Open the Minecraft launcher and look at the profile you play on — it names both, like fabric-loader-1.21.4. The version also shows in the bottom-right corner of the game's main menu.
No loader in the profile name? Then it's plain Minecraft, and these mods won't run — you need Fabric or NeoForge installed first.

KryptonReno's Fabric Patcher

modrinth curseforge github

This is an extension mod for Krypton Fabric, ported from KryptonReno.

Feature

Install

Install directly as a Mod.

Starting from version 26.1.2, the Mod body no longer includes the Patcher and JavaAgent modules. If you still want them to take effect, please see README.

Config

Add the following parameters to the Java startup parameters to control the mixin enablement:

Parameter Description Default value Configuration in file form
velocity.natives-disable Disable Native false Not supported

example:

java -Dvelocity.natives-disable=true -jar neoforge_launcher.jar

Dependencies

License

This work has a restrictive license in addition to the original license to prevent some unexpected behavior, see 404Setup Public License

2025-2026 404Setup. All rights reserved. Source code is licensed under a LGPL-3.0 Only.

Verified by MCModsHub

These come from our own check of the pack file, not from the source page.

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