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X-Factor Optimization project artwork

Modrinth · Minecraft modpack

X-Factor Optimization

A lightweight, customizable Fabric optimization modpack for higher FPS, lower latency, faster loading, and smoother gameplay—without deciding how you should play.

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

Quick answer

Which X-Factor Optimization release should I use?

Updated 13 days ago
Latest stable file X-Factor Optimization
Game version 26.2
Loader Fabric 0.19.3

X-Factor Optimization is a complete pack release for 26.2 with Fabric 0.19.3. Install it as its own launcher instance. If the creator publishes a separate server file, make sure it names this exact pack release. 44 mods in this pack file.

Pack setup

How should I set up X-Factor Optimization for players and a server?

Use X-Factor Optimization as the pack version. Install the pack as its own launcher instance. The creator’s listing does not name a separate server file, so check the release notes before setting up a dedicated server. Do not upload the ordinary client folder blindly.

Client instance Install X-Factor Optimization
Dedicated server setup Match X-Factor Optimization
Pack loader Fabric 0.19.3

A pack is a matched client and server setup, not one mod with an install-side label. Keep its release, loader, manifest and overrides together.

Referenced mods 44
Client only 24
Server only 1
Not labelled 19

These numbers come from the pack file you chose. “Not labelled” means we don’t know which side it belongs on—not that it is safe everywhere. The file count is not a RAM estimate.

What are the server requirements for X-Factor Optimization?

X-Factor Optimization. Change the pack release and its contents or setup may change too.

44 mods in this pack file

The selected pack release is X-Factor Optimization. That file is for Minecraft 26.2 with Fabric 0.19.3. It contains 44 mod projects. The creator’s listing does not name a separate server file. Check their notes before using one, and do not upload an ordinary client folder or rebuild the pack mod by mod. A file count cannot tell us the right RAM, CPU or storage; size the server for the players and world you actually run.

About this project

What kind of pack is X-Factor Optimization?

X-Factor Optimization

A lightweight, customizable Fabric optimization foundation for Minecraft 26.2.

Modrinth downloads Join the X-Factor Discord Mod loader: Fabric Environment: Client

Performance underneath. Freedom on top.


X-Factor Optimization is a performance-focused Fabric modpack that provides a carefully selected, tested, and configured optimization layer.

Use it by itself or expand it into almost any kind of Minecraft installation.

X-Factor does not decide what your game should become. Add technology, magic, exploration, building, multiplayer tools, quality-of-life features, shaders, resource packs, or large content expansions. The pack works underneath your game while leaving the experience itself up to you.

Build Minecraft Your Way

Many modpacks combine performance improvements with a fixed gameplay style, progression system, visual preset, or collection of content mods.

X-Factor takes a different approach.

It does not force:

  • Quests
  • Progression systems
  • Technology or magic
  • New dimensions
  • Large content expansions
  • A particular visual style
  • A specific way to play

Instead, it gives you a clean and optimized starting point.

Use X-Factor as the foundation for:

  • Vanilla and vanilla-plus Minecraft
  • Personal mod collections
  • Multiplayer and PvP clients
  • Technical Minecraft
  • Building-focused installations
  • Exploration and adventure setups
  • Large custom modpacks
  • Testing and development instances

Start with X-Factor, add the mods you enjoy, and build the Minecraft installation that suits you.

Performance Goals

X-Factor is designed to improve performance across rendering, memory use, loading, game logic, networking, and the integrated server.

Depending on your hardware and configuration, improvements may include:

  • Higher and more consistent FPS
  • Better frame pacing
  • Reduced frame stuttering
  • Lower rendering overhead
  • Reduced input latency
  • Faster startup
  • Faster resource loading
  • Improved memory efficiency
  • Smoother chunk loading
  • More efficient world processing
  • Improved singleplayer server performance
  • Faster lighting, entity, block, and redstone processing
  • A more responsive overall experience

Performance varies between systems. Hardware, graphics drivers, operating system, render distance, shaders, resource packs, worlds, servers, and additional mods can all affect results.

Rendering and Visual Performance

X-Factor uses a modern Sodium-based rendering stack designed to improve Minecraft's OpenGL renderer while retaining broad compatibility with the Fabric ecosystem.

The pack also includes Iris for shader support.

Rendering improvements target areas such as:

  • Chunk rendering
  • Entity rendering
  • Particle processing
  • Buffer management
  • Draw-call overhead
  • Texture and resource handling
  • Frame pacing
  • Graphical configuration

You remain free to choose your own graphics settings, resource packs, shaders, and visual preferences.

CPU, Memory, and Game Logic

X-Factor improves more than graphics.

The included optimization stack targets areas such as:

  • Entity and block ticking
  • Redstone processing
  • Lighting calculations
  • Mathematical operations
  • Terrain and world processing
  • Memory allocation and usage
  • Data loading
  • General game logic
  • Integrated server performance
  • Background task scheduling

These improvements are intended to make Minecraft feel smoother during exploration, construction, automation, combat, multiplayer, and long play sessions.

Chunk Loading and World Processing

X-Factor includes optimizations for chunk generation, loading, processing, caching, and rendering.

This can help while:

  • Exploring new terrain
  • Travelling quickly
  • Loading large worlds
  • Using longer render distances
  • Playing on multiplayer servers
  • Returning to previously visited areas

Client-side optimizations cannot access chunks that a server has never sent to the player.

Faster Startup and Resource Loading

The pack includes improvements intended to reduce unnecessary work while starting Minecraft and loading resources.

These optimizations may improve:

  • Initial startup time
  • Mod initialization
  • Resource-pack scanning
  • Resource reloading
  • Loading-screen responsiveness
  • World entry time
  • Shutdown and instance transitions

The goal is to reduce waiting without turning X-Factor into a restrictive or content-heavy pack.

Stability and Compatibility

Performance is only useful when the game remains stable.

X-Factor includes custom compatibility components created specifically for the pack.

These currently include:

  • Client State Guard
  • Rendersnap Sodium Menu Compatibility
  • X-Factor Compatibility Patcher

Client State Guard protects against certain late network and interface events that can occur while leaving worlds or transferring between multiplayer servers.

Rendersnap Sodium Menu Compatibility integrates Rendersnap's controls into Sodium's video settings interface.

The X-Factor Compatibility Patcher applies required local compatibility changes to supported versions of Modernica and Rendersnap.

First-Launch Compatibility Setup

The first launch may close Minecraft after displaying an X-Factor compatibility setup message.

This is expected.

The compatibility patcher:

  1. Detects the exact supported Modernica and Rendersnap versions.
  2. Creates local backups.
  3. Disables specific incompatible Mixin registrations.
  4. Verifies the modified archives.
  5. Prompts you to launch the pack again.

The patcher does not modify worlds, accounts, servers, personal settings, or mod configuration files.

It only changes the locally installed copies of the supported mods. If a launcher update restores the original files, the setup may run again once.

Do not interrupt the patching process.

Important Version Notice

Do not update individual mods in this pack unless you know the change is compatible.

X-Factor uses carefully selected versions and compatibility patches that are required for parts of the pack to work together.

Using a launcher's automatic Update All Mods feature may:

  • Restore incompatible files
  • Undo required compatibility changes
  • Break menu integration
  • Cause startup crashes
  • Introduce rendering problems
  • Reduce performance or stability

Install X-Factor updates as complete releases instead of updating its optimization mods individually.

Required JVM Flags

Add the following JVM flags to your launcher:

-XX:+UseZGC --enable-native-access=ALL-UNNAMED -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:+EnableDynamicAgentLoading

These flags are part of the intended X-Factor configuration.

Make sure your launcher is using the Java version required by the Minecraft release.

Useful Client Features

X-Factor includes a limited collection of practical client features alongside its optimization stack.

These may include:

  • Configurable zoom
  • Easier mod configuration
  • Cross-version multiplayer support
  • Shader support
  • Improved rendering controls
  • Custom menu and application branding
  • Session and connection safeguards

These features are selected to improve usability without defining the gameplay experience.

Cross-Version Multiplayer

X-Factor includes ViaFabricPlus for client-side protocol compatibility with additional Minecraft server versions.

Successful connections and gameplay still depend on:

  • The target server version
  • Server plugins and configuration
  • Anticheat systems
  • Protocol limitations
  • Features added or removed between Minecraft versions

Cross-version support does not guarantee that every server or gameplay feature will work perfectly.

Add Your Own Mods

X-Factor is intentionally designed to be expanded.

You can add:

  • Content mods
  • Quality-of-life mods
  • Technology systems
  • Magic systems
  • Exploration and adventure mods
  • Building utilities
  • Multiplayer tools
  • Resource packs
  • Shaders
  • Interface customizations

Add mods gradually and confirm that they support:

  • Minecraft 26.2
  • Fabric Loader
  • The versions of Sodium, Iris, and other libraries included with X-Factor

Additional mods can affect performance, stability, loading time, and compatibility. Keep backups of important worlds before making significant changes.

Clean First-Run Defaults

X-Factor is distributed without personal worlds, server lists, account data, screenshots, logs, caches, or launcher history.

Personal preferences such as sensitivity, FOV, keybinds, sound levels, and interface scale are left for you to configure.

Minecraft's accessibility onboarding screen appears on the first launch so each player can choose their own settings.

Performance-related defaults remain configured for the pack.

Custom X-Factor Branding

X-Factor includes a visual identity built around a clean black, white, and silver style.

The presentation may include:

  • A custom X-Factor menu logo
  • A custom application and taskbar icon
  • A custom Minecraft window title
  • A cleaner title-screen layout
  • Reduced unnecessary menu text
  • Custom compatibility-mod icons

The branding is cosmetic and does not affect gameplay performance.

Installation

A fresh instance is strongly recommended.

After installing:

  1. Add the required JVM flags.
  2. Launch the pack.
  3. Allow the first-run compatibility setup to complete.
  4. Launch the pack again when prompted.
  5. Complete Minecraft's accessibility setup.
  6. Configure your personal controls, audio, and graphics preferences.
  7. Add other mods gradually.

Do not copy an entire configuration folder from another pack or an older installation. Doing so may restore incompatible settings or files.

Support and Community

Support, troubleshooting, bug reports, compatibility assistance, update announcements, and general discussion are available through the X-Factor Discord server.

When requesting technical help, include:

  • Your Minecraft version
  • Your X-Factor version
  • Your launcher and operating system
  • Your hardware specifications
  • Relevant logs or crash reports
  • A list of additional mods you installed

Discord: Join the X-Factor community

Your Game, Your Choice

X-Factor is not a finished gameplay experience that tells you what to do.

It is the optimized layer beneath your game.

Use it as a minimal performance pack, turn it into a personalized client, or build an entire modpack on top of it.

Start with a faster foundation, then make Minecraft your own.

Project description from Modrinth.

Mods in X-Factor Optimization

Open any mod on Modpacks.ch to check its files and dependencies.

async-fabric-0.2.4+alpha-26.2.jar SHA-1 ba258f6d9dd779a7231f52c5a36d792a8b932d63 · Modrinth version T6OSY8vJ · Project link unavailable Server only
asynclogger-2.2.2+26.1.2-fabric.jar SHA-1 d1affbf48c50f60ae59e6b66fb78b1e6427bfddf · Modrinth version Ert0LmWj · Project link unavailable Client only
audition-2.0.0+mc26.2.jar SHA-1 ffaf68a37d8abfcf8c5f761d41067dfd6389276c · Modrinth version 1JUG62Lr · Project link unavailable Client only
BadOptimizations-2.4.1-26.2-fabric.jar SHA-1 b36b001f869d04245523807d9ccb26a085f243b4 · Modrinth version JmPs4Wie · Project link unavailable Client only
chloride-FABRIC-mc26.2-v1.8.1.jar SHA-1 0be6c29f7b55e394e577c2c998ddc0ece7c7ef83 · Modrinth version EaROWwX9 · Project link unavailable Client only
cloth-config-26.2.155.jar SHA-1 babcf16dbd15e09d326e21ffe85ab3f7d843ef9e · Modrinth version Nv3xnWXd · Project link unavailable Side not labelled
collective-26.2.0-8.39.jar SHA-1 f051fdc1037548a00eea700d0df9d777edf19cd7 · Modrinth version M75JwjyS · Project link unavailable Side not labelled
compresso-1.0.2+26.2-fabric.jar SHA-1 88c9799a73ab43efd9cdf665fc411889cb012ee7 · Modrinth version NWPimaeN · Project link unavailable Client only
eslium-4.5.0-beta.jar SHA-1 2d437f89cef60e317992741256b9b667a4bb19d3 · Modrinth version oU5rmP9a · Project link unavailable Side not labelled
fabric-api-0.157.0+26.2.jar SHA-1 0deb9d110def35ebcaf5f15a9e6c8b8e85685319 · Modrinth version vmQp7ixA · Project link unavailable Side not labelled
fabric-language-kotlin-1.13.13+kotlin.2.4.10.jar SHA-1 620cb137a9dc69ce86f3114f19d9eedab16366f5 · Modrinth version bdhiINYC · Project link unavailable Side not labelled
ferrite-0.7.1-alpha+26.2.jar SHA-1 b26b6b2218735cdc257e000b08b34e0894feefdf · Modrinth version PTsR1ac6 · Project link unavailable Side not labelled
ferritecore-9.0.0-fabric.jar SHA-1 eac76ff0f3753422c61b2c44487d0d195d88d4bc · Modrinth version d5ddUdiB · Project link unavailable Side not labelled
fism+26.2-1.0.4.jar SHA-1 91daf226c77ddd078fd8ce17ff7371f443829d8d · Modrinth version 4HgtdJ7f · Project link unavailable Client only
fzzy_config-0.7.6+26.2.jar SHA-1 7ac79a06b302ea72ac029b2f2df1e3930714b256 · Modrinth version EQSFgLYw · Project link unavailable Side not labelled
Gnetum-4.5.3+26.2-fabric.jar SHA-1 891804ff780e241e507b15caa37355eb593afc13 · Modrinth version bA8ri0IU · Project link unavailable Client only
greedy-meshing-0.5.3+26.2.jar SHA-1 bd2a0541fb6da85b6611e28d1128d215ae59ba9e · Modrinth version qBneG8Fh · Project link unavailable Client only
ImmediatelyFast-Fabric-1.16.2+26.2.jar SHA-1 2d1cd27b0b570f908b665c02a35b49381b4c5ec1 · Modrinth version uJHxuQxy · Project link unavailable Client only
iris-fabric-1.11.2+mc26.2.jar SHA-1 f7d526b1062c4bfe2567113cf933d1de26eddd3f · Modrinth version oaD6KQls · Project link unavailable Client only
Ixeris-4.6.3+26.2-fabric.jar SHA-1 3a6f63e7fedc225d69c849504a090bd0107357fe · Modrinth version uqfhVAnL · Project link unavailable Client only
jasione-1.0.6+26.1.2-fabric.jar SHA-1 b9b22b24734f5e06faf1a9a5f7f8bc96d34aa70d · Modrinth version b3MVCsFP · Project link unavailable Side not labelled
krypton-0.3.1.jar SHA-1 c83ed92c0f9f8523d7e6096151e74222fea91e96 · Modrinth version 5WeL0Nkz · Project link unavailable Side not labelled
lithium-fabric-0.25.3+mc26.2.jar SHA-1 435ad0289209bb72195e7a423756a03f5dfa5a9a · Modrinth version f7vZ0VWU · Project link unavailable Side not labelled
modernica-mc26.2-26.07.1.jar SHA-1 6275406b3978d895c4a838d6ac64dad99c4cacbe · Project link unavailable Side not labelled
modmenu-20.0.1.jar SHA-1 8562dee49eae1a6bdd14b026be1b300aedb5ce0f · Modrinth version njXb639R · Project link unavailable Client only
moreculling-fabric-26.2-1.8.1.jar SHA-1 189d90ef598883df8197ea18b510dba21e69bac4 · Modrinth version D5oVCouK · Project link unavailable Client only
multicore-magic-fabric-26.2-1.0.2.jar SHA-1 96cf625d1009f2b7c8f94e16aff09ffdcce70ed2 · Modrinth version u5bPFBad · Project link unavailable Client only
noinvalidsessionid-2.0.0.jar SHA-1 a4698cb976cae21d7b24ed89f1ff1c483fbfb803 · Modrinth version Ys6Ekb6L · Project link unavailable Client only
obe+26.2-1.1.40-hotfix.2.jar SHA-1 5a8cdcef83004bd984050ea7e75fcd441494d94f · Modrinth version f8Ho4UAp · Project link unavailable Client only
opsec-26.2+v1.1.7.1.jar SHA-1 622980b4700d8fe8dfafd74ac5c5da3901807882 · Project link unavailable Side not labelled
oxidizium-panama-1.3.1.jar SHA-1 085f9d68612bf0bb221ed1b5fe8b6e23f8008b9b · Modrinth version CkO8Xjj9 · Project link unavailable Side not labelled
papi-fabric-26.2-1.2.0.jar SHA-1 8358bf7d8b1811c5cdf6d3c513fe5229dea1ac5d · Modrinth version DefjMBJw · Project link unavailable Side not labelled
particle_core-0.3.3+26.2.jar SHA-1 47c472f02c4f9eebc22e1590c02549b6be921292 · Modrinth version VFv6uQKM · Project link unavailable Client only
placeholder-api-3.1.0-beta.1+26.2.jar SHA-1 99b57ccc1d4323c4ef71887828dac25ce4ce2103 · Modrinth version NDqH16LT · Project link unavailable Side not labelled
quantified api-omni-2.2.0.jar SHA-1 5ae0dc182dcd8f139edfa4bda644930f25ac5b75 · Modrinth version xuxlRph3 · Project link unavailable Side not labelled
Rendersnap-1.3.1-mc26.2.jar SHA-1 c25a900529ba8cc9d35fc5610ed3e95e72fcaea8 · Modrinth version 7tcL4g6D · Project link unavailable Client only
ScalableLux-fabric-0.3.0-alpha.0.3-all.jar SHA-1 d3637cc2fe15761ca66070e5916f17c80f03ba51 · Modrinth version EKLUURiy · Project link unavailable Side not labelled
Signs Faster (v1.0.3) - 26.2 (Fabric).jar SHA-1 2b91280801f3c36e931b483270fce8de69b8c12c · Modrinth version UsPHgp6z · Project link unavailable Client only
simplemenu-26.2.0-2.2.jar SHA-1 548e2ed1b05d30248de1a4cef48442e72030e872 · Modrinth version PUijN8O4 · Project link unavailable Client only
sodium-fabric-0.9.1+mc26.2.jar SHA-1 14f3388694fa77f870d28262f74562de67eabcbe · Modrinth version 2Yom1N68 · Project link unavailable Client only
Tick Sync-1.4.0 - 26.2.jar SHA-1 b5143a8f18808c646e68151790ea636ec65a032a · Modrinth version 6IsXXZi3 · Project link unavailable Client only
ViaFabricPlus-4.6.1.jar SHA-1 8c3aa8a41557b5b96d78bd6d8ee2203fcf2db106 · Modrinth version NVFW4VRx · Project link unavailable Client only
yet_another_config_lib_v3-3.9.6+26.2-fabric.jar SHA-1 40887775504751acd752545e6370a76ca3b5bda9 · Modrinth version cnfPzuFU · Project link unavailable Side not labelled
Zoomly-mc26.2-v2.0.1-fabric.jar SHA-1 557beda70c537a32e28b557da1828e1279b21e26 · Modrinth version pyNDxMyy · Project link unavailable Client only

Pick your setup

X-Factor Optimization by Minecraft version and loader

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

1 available setups

Made local changes? Try them in a copied instance before touching a world you care about.

Recent files

X-Factor Optimization versions and loaders

7 of 7 releases match

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