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OptimumFuse

[1.21.5] [Fabric📜] An open-source modpack that improves the game's performance and visuals, inspired by OptiFine, while staying true to the vanilla Minecraft experience.

30.1k

55

Lightweight

Multiplayer

Optimization

About Gallery Changelog Versions

All versionsOptimumFuse 1.15.0-beta.3+fabric.1.21.5

OptimumFuse 1.15.0-beta.3+fabric.1.21.5

Featured

Changelog

OptimumFuse [`1.15.0-beta.3+fabric.1.21.5`]

🗃️Detailed Changelog: 1.15.0-beta.2 --> 1.15.0-beta.3

⛔Unavailable Mods

Advancement Plaques + Iceberg
CIT Resewn + RPRenames
Detail Armor Bar
Elytra Physics
Enhanced Block Entities
FireHud
Immersive UI
Modern World Creation
~~Online Emotes~~ ✅
~~Talk Balloons+Modern Networking~~ ✅
Wakes

🛠️Notes/Changes

Added Resource-pack Profiles. You can now switch between Bare Bones [NEW!], Whimscape [DEFAULT] and Vanilla+ (Light/Dark) textures, from the Profiles option in the Resource Packs screen.
Optimizations are based on ExceptionallyOptimized 1.2.0.

This release has been marked as a beta, as some important mods are unavailable.
Found a bug? Report it here.
- Alternatively, you can report it on our Discord Server.

💡Added

AsyncParticles (Replaces Particle Core)
Bare Bones
- Bare Bones - Better Leaves
- Bare Bones - Connected Textures
- Bare Bones x Fresh Animations
- Bare Bones x Particle Effects
- Bare Bones: Compatibility plus
Bedrodium
GUI SimpleStylized

🔄️Updated

Cape Provider
Concurrent Chunk Management Engine (Fabric)
Crash Assistant
Emotecraft
Enchantment Glint Outline
Fabric API
FixMCStats
Fzzy Config
I See My Armored Hand
ImmediatelyFast
Item interactions mod
LambDynamicLights
Minecraft Cursor
No Resource Pack Warnings
Puzzles Lib
Resourcify
Smooth Skies
Subtle Effects
Tab Tweaks
Translations for Sodium

Mods not on Modrinth

Animatica#65
ModernFix@e6c966c
Nvidium#282
Smooth-Swapping#113

Dependencies

StarHUD Version 1.2.0-1.21.5 is embedded

RideHud Version 1.21.5-v1.3.6 is embedded

OctoLib Version 0.5.0.1 is embedded

Scoreboard Overhaul Version 1.3.0-mc1.21.5 is embedded

VanillaConfig Version 1.21.5-v1.2.13 is embedded

Camera Overhaul Version 2.0.4-fabric+mc.1.21.5-plus is embedded

Crash Assistant Version 1.9.4 is embedded

Chat Heads Version 0.13.18 is embedded

Bare Bones: Compatibility plus Version 1.2.2 is embedded

Bare Bones x Particle Effects Version 1.21-1.21.5 is embedded

Concurrent Chunk Management Engine (Fabric) Version 0.3.4+alpha.0.20+1.21.5 is embedded

Cloth Config API Version 18.0.145+fabric is embedded

Smooth Skies Version 2.10.5 is embedded

No Resource Pack Warnings Version 1.3.1 is embedded

Particle Rain Version 3.3.5 is embedded

Shulker Box Tooltip Version 5.2.6+1.21.5-fabric is embedded

Bare Bones - Better Leaves Version 1.2.0 is embedded

Server Pinger Fixer Version 1.0.5 is embedded

Iris Shaders Version 1.8.11+1.21.5-fabric is embedded

M.R.U Version 1.0.17+1.21.5-fabric is embedded

Datapack/Gamerule Menus Version 2.1.0+1.21.3 is embedded

e4mc Version 5.3.1-fabric is embedded

Bedrock-Style Cursors Version 1.0.0 is embedded

3D Skin Layers Version 1.7.5 is embedded

Raise Sound Limit Simplified Version 1.1.8 is embedded

Whimscape x Fresh Animations Version 1.20.2-1.21.5_r1 is embedded

MixinTrace Version 1.1.1+1.17 is embedded

blob's Enchant Icons Version 1.2 is embedded

BetterGrassify Version 1.6.1+fabric.1.21.5 is embedded

[EMF] Entity Model Features Version 2.4.3 is embedded

I See My Armored Hand Version 2.2.0-1.21.(5) is embedded

FixMCStats Version 1.3.4 is embedded

Cubic Leaves Version 1.8-compat is embedded

Resourcify Version 1.7.2 is embedded

UniLib Version 1.1.0+1.21.5-fabric is embedded

Symbol Chat Version 1.3.2 is embedded

Handful Version mc1.21.5-1.0.0-fabric is embedded

Cubes Without Borders Version 3.0.0+1.21.5 is embedded

Noisium Version 2.6.0+mc1.21.5 is embedded

[ETF] Entity Texture Features Version 6.2.13 is embedded

Emotecraft Version 2.6.1+1.21.5-fabric is embedded

EnhancedTooltips Version 1.7.1+fabric.1.21.5 is embedded

Ok Zoomer Version 13.0.0-beta.2+fabric is embedded

Fancy Health Bar Version 1.1.1+1.21.4 is embedded

Better Clouds Version 1.9.3+1.21.5-fabric-b is embedded

Debugify Version 1.21.5+1.0 is embedded

ImmediatelyFast Version 1.9.5+1.21.5-fabric is embedded

Better Third Person Version 1.9.0 is embedded

Particle Effects Version 1.0.3+1.21.5 is embedded

Immersive Hotbar Version 1.0.3-1.21.5 is embedded

Fishing Indicators Version 1.0 is embedded

LambDynamicLights Version 4.2.7+1.21.5 is embedded

Continuity Version 3.0.1-test.4+1.21.5 is embedded

Model Gap Fix Version 1.21.5-1.12 is embedded

More Culling Version 1.3.1 is embedded

Lithium Version mc1.21.5-0.16.2-fabric is embedded

Architectury API Version 16.1.4+fabric is embedded

OptiGUI Version 2.3.0-beta.7+1.21.5 is embedded

Status Effect Bars Version 1.0.8 is embedded

Scribble Version 1.5.2+mc1.21.5-fabric is embedded

TxniLib Version fabric-1.21.5-1.0.24 is embedded

I see you over there! Version 1.0.3+1.21.3 is embedded

Dark Embellished Stone (Advancement Plaques) Version 1.0 is embedded

Keybind Fix Version 1.0.0 is embedded

Detailed Animations Version 1.15 is embedded

Particular ✨ Version 1.1.1+1.21.4 is embedded

StackDeobfuscator Version 1.4.3 is embedded

World Play Time Version 1.2.4 is embedded

Better Highlighting Version 1.21.4-0.1.4 is embedded

Cloth Gamerules Version 1.2.0+1.21.3 is embedded

Online Emotes Version 3.4.0+mc1.21.5-fabric is embedded

YetAnotherConfigLib (YACL) Version 3.6.6+1.21.5-fabric is embedded

No Chat Reports Version Fabric-1.21.5-v2.12.0 is embedded

Remove Reloading Screen Version 5.1.6+mc1.21.5-fabric is embedded

Fabric Language Kotlin Version 1.13.3+kotlin.2.1.21 is embedded

Subtle Effects Version 1.11.0 is embedded

Controlling Version 23.0.2 is embedded

Fabric API Version 0.126.0+1.21.5 is embedded

BadOptimizations Version 2.2.2 is embedded

Whimscape Variated Villagers x Fresh Animations Version 1.21_R3 is embedded

Mod Menu Version 14.0.0-rc.2 is embedded

Modern Networking Version 1.2.0+1.21.1-fabric is embedded

Smooth Scrolling Version 2.2.3.1 is embedded

AdvancementsFullscreen Version 1.2 is embedded

Translations for Sodium Version v4.40.0 is embedded

Fresh Food Version 1.1 is embedded

ModpackUtils Version 1.2.0+fabric.1.21.5 is embedded

Hold My Items Version 4.4 is embedded

Minecraft Cursor Version 3.9.0+1.21.4 is embedded

Talk Balloons Version 1.2.1+1.21.5-fabric is embedded

Sodium Shadowy Path Blocks Version 5.0.0-fabric is embedded

Explosive Enhancement Version 1.3.0-1.21.4 is embedded

GUI SimpleStylized Version 5.3 is embedded

Your Options Shall Be Respected (YOSBR) Version 0.1.2 is embedded

Better Suggestions Version 1.2.10 is embedded

Sounds Version 2.4.11+1.21.5-fabric is embedded

Tab Tweaks Version 1.5.7 is embedded

Better Biome Reblend Version 1.5.2 is embedded

Dynamic FPS Version 3.9.4 is embedded

Cape Provider Version 1.1.1 is embedded

DisableHotbarWrap Version 1.0-mc1.21.5 is embedded

Enhanced Attack Indicator Version 1.1.1+1.21.5 is embedded

AsyncParticles Version 1.12.0+1.21.5-beta.1 is embedded

Enchantment Lore Version 1.6.0+MC1.21.5 is embedded

Whimscape Version 1.20.2-1.21.5_r3 is embedded

Chat Animation [Smooth Chat] Version 1.0.6 is embedded

oωo (owo-lib) Version 0.12.21+1.21.5 is embedded

Better Command Block UI Version 0.5.3 is embedded

Forge Config API Port Version v21.5.1-1.21.5-Fabric is embedded

Bare Bones x Fresh Animations Version 1.9.4 is embedded

Dark Loading Screen Version 1.6.16 is embedded

FastQuit Version 3.0.0+1.21.4 is embedded

Inventive Inventory Version 1.2.1 is embedded

Hardcover Version 6.0.0+1.21.5 is embedded

Pick Up Notifier Version v21.5.1-1.21.5-Fabric is embedded

CraftPresence Version 2.6.1+1.21.5-fabric is embedded

Throwable Toasts Version 1.0 is embedded

Sodium Extra Version mc1.21.5-0.6.3+fabric is embedded

Visuality Version 0.7.10+1.21.5 is embedded

Packed Packs Version 1.0.0+1.21.5 is embedded

Enchantment Glint Outline Version 2.3 is embedded

Plane Advancements Version 1.2+mc1.21.5 is embedded

Raised Version Fabric-1.21.5-4.0.1 is embedded

Entity Culling Version 1.7.4 is embedded

Fzzy Config Version 0.7.0+1.21.5 is embedded

Mas Effects Version 1.0.3 is embedded

Skin Shuffle Version 2.9.1+1.21.5 is embedded

Better "Add Server" Version 1.2.5 is embedded

Better Mount HUD Version 1.2.5 is embedded

ScalableLux Version 0.1.3+beta.1+fabric.4039a8d is embedded

FerriteCore Version 8.0.0-fabric is embedded

Chat Patches Version 215.6.14-secure is embedded

Sodium Options API Version fabric-1.21.5-1.0.11 is embedded

Bare Bones Version 1.4.4 is embedded

Language Reload Version 1.7.3+1.21.5 is embedded

Mica Version 1.0.2 is embedded

Bedrodium Version 0.4.0 is embedded

Item interactions mod Version 2.1.4+1.21.5 is embedded

YDM's Weapon Master Version 1.21.5+fabric+4.2.7 is embedded

AdvancementsSearch Version 1.2 is embedded

Fresh Animations Version 1.9.4 is embedded

Puzzles Lib Version v21.5.12-1.21.5-Fabric is embedded

Whimscape 1.21.4 Panorama Version 1.21 is embedded

Sodium Version mc1.21.5-0.6.13-fabric is embedded

ServerAddressSpaceFix Version 0.2.1 is embedded

Effect Descriptions Version v21.5.0-1.21.5-Fabric is embedded

Reese's Sodium Options Version mc1.21.4-1.8.3+fabric is embedded

Whimscape Variated Villagers Version 1.21_R3 is embedded

Suppress OpenGL Error 128(0-2) Version 1.2.4.1.21.1 is embedded

Freecam Version 1.3.3+mc1.21.5 is embedded

Whimscape Leaves Version 1.20.2-1.21.5_r1 is embedded

Polytone Version 1.21.5-3.4.2 is embedded

Main Menu Credits Version 1.2.0 is embedded

Bare Bones - Connected Textures Version B0.6 is embedded

Boat Item View Version 1.21.5-0.0.6-fabric is embedded

View Bobbing Options Version 0.3.1+1.21.5 is embedded

Preferred Gamerules Version 1.2.0+1.21.3 is embedded

Very Many Players (Fabric) Version 0.2.0+beta.7.198+1.21.5 is embedded

Searchables Version 1.0.2 is embedded

Search Stats Version 1.0.0+1.21 is embedded

OptimumFuse_Resources.zipAdded via overrides

modernfix-fabric-5.20.4-beta.3+mc25w07a.e6c9.jarAdded via overrides

animatica-0.6.3+1.21.5.jarAdded via overrides

smoothswapping-0.9.5-1.21.5-fabric.jarAdded via overrides

optimumfuse-1.2.0.jarAdded via overrides

nvidium-0.4.1-beta3-1.21.5.jarAdded via overrides

Files

OptimumFuse 1.15.0-beta.3+fabric.1.21.5.mrpack(831.58 KiB) Primary

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Metadata

Release channel

Beta

Version number

1.15.0-beta.3+fabric.1.21.5

Loaders

Fabric

Game versions

1.21.5

Downloads

184

Publication date

June 13, 2025 at 2:51 PM

Publisher

UltimatChamp

Owner

Version ID

Modrinth is open source.

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