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OptiFine for Fabric

OptiFine features for Fabric — powered by Fabric optimization and modern Minecraft performance mods. High FPS even on low‑end systems. 26.1.2 alpha!

492K

117

492K

117

Compatibility

Minecraft: Java Edition

26.1.x

1.21.x

1.20.x

1.19.x

1.18.2

1.17.1

1.16.5

Platforms

Supported environments

Client-side

Client and server

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Links

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Tags

Creators

Details

Licensed GPL-3.0-or-later

Published last year

Description Gallery Changelog Versions

All versionsOptiFine for Fabric 4.0.4 [Minecraft 1.21.10] [Alpha]

OptiFine for Fabric 4.0.4 [Minecraft 1.21.10] [Alpha]

Changelog

Updates

Updated to Minecraft 1.21.10

Temporarily unsupported features

Due to these not yet updating to 1.21.9, they are temporarily unsupported.

Mods
- ResourcePackCached
- Noisium
- Polytone
- OptiGUI
- [EMF] Entity Model Features
- [ESF] Enntity Sound Features
- [ETF] Entity Texture Features
- Async
- FastQuit
- Auth Me
- FancyMenu
  - This means the custom UI will not be active!
- Fabrishot
- Entity Culling
- Sodium Extra
- Sodium Extra Information
- Konkrete
- Language Reload
- Melody
- Continuity
- Particle Core
Resource packs
- It's All Connected
  - This means that built-in connected textures will not be active!

Dependencies

Animatica Version 0.6.1+1.21.5 is embedded

Sodium Core Shader Support Version 1.4.2-sodium0.7.2-fabric is embedded

YetAnotherConfigLib (YACL) Version 3.8.0+1.21.9-fabric is embedded

MacOS Input Fixes Version 1.10 is embedded

[ETF] Entity Texture Features Version 7.0.4 is embedded

[ESF] Entity Sound Features Version 0.7.1 is embedded

Konkrete Version 1.9.12-1.21.6-fabric is embedded

Krypton Version 0.2.9 is embedded

FerriteCore Version 8.0.0-fabric is embedded

Forge Config API Port Version 21.10.0 is embedded

Sodium Extras Version fabric-1.21.4-1.0.8 is embedded

Mod Menu Version 16.0.0-rc.1 is embedded

Sodium Extra Version mc1.21.6-0.6.6+fabric is embedded

Sodium Extra Information Version 2.6.1 is embedded

Anvian's Lib Version 1.3 is embedded

BetterGrassify Version 1.8.0+fabric.1.21.8 is embedded

Lithium Version mc1.21.10-0.20.0-fabric is embedded

LibJF Version 3.19.4 is embedded

FastQuit Version 3.1.1+mc1.21.6 is embedded

Zoomify (Zoom) Version 2.14.6+1.21.9 is embedded

Cloth Config API Version 20.0.148+fabric is embedded

Capes Version 1.5.9+1.21.9 is embedded

ModernFix Version 5.20.3+mc1.21.4 is embedded

BadOptimizations Version 2.3.2 is embedded

Polytone Version 1.21.7-3.5.3-alpha is embedded

Enhanced Block Entities Version 0.11.3+1.21.4 is embedded

Sodium Shadowy Path Blocks (SSPB) Version 5.0.1-fabric is embedded

Fabric Language Kotlin Version 1.13.6+kotlin.2.2.20 is embedded

Titlebar Changer Version 1.21.x-0.4 is embedded

Text Placeholder API Version 2.8.0+1.21.9 is embedded

Melody Version 1.0.12-1.21.6-fabric is embedded

Iris Shaders Version 1.9.6+1.21.10-fabric is embedded

Auth Me Version v9.0.1+1.21.6 is embedded

It's All Connected Version 1.3 is embedded

Cull Leaves Version 4.0.6-fabric is embedded

Language Reload Version 1.7.4+1.21.6 is embedded

Fabric API Version 0.135.0+1.21.10 is embedded

FancyMenu Version 3.6.2-1.21.6-fabric is embedded

Entity Culling Version 1.9.0 is embedded

Fast IP Ping Version v1.0.7-mc1.21.6-fabric is embedded

OptiGUI Version 2.3.0-beta.8+1.21.6 is embedded

ViaFabricPlus Version 4.3.1 is embedded

ScalableLux Version 0.1.6+fabric.c25518a is embedded

Nuit (formerly FabricSkyboxes) Version mc1.21.4-1.0.0-beta.1+fabric is embedded

ResourcePackCached Version 1.2.2 is embedded

[EMF] Entity Model Features Version 3.0.3 is embedded

Mod Loading Screen Version 1.0.5 is embedded

Noisium Version 2.7.0+mc1.21.6 is embedded

Server Pinger Fixer Version 1.0.5 is embedded

Cubes Without Borders Version 3.0.0+1.21.5 is embedded

Reese's Sodium Options Version mc1.21.9-1.8.5+fabric is embedded

Particle Core Version 0.2.6+1.21.6 is embedded

Very Many Players (Fabric) Version 0.2.0+beta.7.215+1.21.10 is embedded

Nuit Interop (formerly FabricSkyBoxes Interop) Version mc1.21.4-1.0.0-beta.1+fabric is embedded

Continuity Version 3.0.1-beta.1+1.21.6 is embedded

ModListMemory Version 1.0.0+mc1.21.9+mm16.0.0-rc.1 is embedded

Concurrent Chunk Management Engine (Fabric) Version 0.3.5+beta.1.0+1.21.10 is embedded

BactroMod Version 3.3 is embedded

Dynamic FPS Version 3.9.6 is embedded

ImmediatelyFast Version 1.13.1+1.21.10-fabric is embedded

Remove Reloading Screen Version 5.1.11+mc1.21.9-fabric is embedded

Async Version 0.1.7+alpha.7-1.21.8 is embedded

Fzzy Config Version 0.7.2+1.21.9 is embedded

Sodium Version mc1.21.10-0.7.2-fabric is embedded

Fabrishot Version 1.16.2 is embedded

Model Gap Fix Version 1.21.5-1.12 is embedded

TxniLib Version fabric-1.21.4-1.0.24 is embedded

Sodium Dynamic Lights Version fabric-1.21.4-1.0.10 is embedded

More Culling Version 1.5.0-beta2 is embedded

Dark Loading Screen Version 1.6.17 is embedded

Files

OFFv4 1.21.10 21.10+4a.mrpack(913.61 KiB) Primary

Metadata

Release channel

Alpha

Version number

4.0.4-alpha

Loaders

Modpack

Game versions

1.21.10

Environment

Client and server, optional on server

Downloads

53407

Publication date

October 12, 2025 at 2:30 AM

Version ID

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