Modscraper Modscraper Minecraft
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OnlyFast

Modpack

Optimize your game without adding extra stuff.

Type

Modpack

Modrinth Downloads

1,756

Modrinth ID

zzbVJTBL

Last Updated

Jul 29, 2026

Description

Have you ever wonder if there is any modpack that optimizes the game while not adding extra annoying stuff? So this is for you! 🫵

OnlyFast

OnlyFast is an optimization modpack that aims to not altering the vanilla experience of the game, while you get a fancy FPS boost on the most devices, powerful or weak!

🌟Features🌟

  • Smoother general performace 🚀
  • Better chunk performance 🧩
  • Lower memory usage 📉
  • Entity culling 🚗
  • Particle Culling 🎆
  • Faster block entities 📦
  • Faster resource load 🔄️
  • Faster language reload 🌎
  • Smoother MMO experience 🏃‍♂️‍➡️
  • Smoother server load 🛜
  • Blocky/fast bubble columns 🫧 (Toggable in video config)
  • Better background load 🏖️
  • ... And more!

Note:

If you have low CPU cores or threads, try disabling C2ME, as it uses multiple cores to improve chunk performance. This will give you more FPS.

⚙️Included mods⚙️

Compatibility

Mod Loaders

Fabric

Game Versions

1.21.1 1.21.3 1.21.4 1.21.5 1.21.7 1.21.8 1.21.10 1.21.11 26.1 26.1.2 +1 more

Recommended Gear

Affiliate

Hardware and extras that pair well with this modpack.

As an Amazon Associate I earn from qualifying purchases.

Screenshots

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Contained Mods (28)

BadOptimizations

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Better Block Entities

Better Block Entities

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Blocky Bubbles

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Ports the Fast Bubbles setting from Bedrock Edition!

Mod 247,895
Cloth Config API (Fabric/Forge/NeoForge)

Cloth Config API (Fabric/Forge/NeoForge)

Config Screen API for Minecraft

Mod 570,608,694
Concurrent Chunk Management Engine (Fabric)

Concurrent Chunk Management Engine (Fabric)

A Fabric mod designed to improve the chunk performance of Minecraft.

Mod 40,984,529
Configured Defaults

Configured Defaults

Allows for providing defaults for files absent in .minecraft like configs. A quintessential modpack utility.

Mod 34,844,560 21.7K this week
Dynamic FPS

Dynamic FPS

Improve performance when Minecraft is in the background

Mod 126,529,529
Entity Culling Fabric/Forge

Entity Culling Fabric/Forge

Using async path-tracing to hide BlockEntities/Entities that are not visible

Mod 425,284,963
Fabric API

Fabric API

Core API library for the Fabric toolchain

Mod 525,171,075
Fabric Language Kotlin

Fabric Language Kotlin

Fabric language module for Kotlin

Mod 217,487,902
Fadeless

Fadeless

Remove fade out animations in Minecraft (1.20+)

Mod 10,784,589
Fast Noise

Fast Noise

This optimizes noise generation

Mod 14,530,331
Fast Server Pings

Fast Server Pings

Rewritten server ping pipeline using optimized Netty I/O, along with SWR caching.

Mod 609,955
FerriteCore

FerriteCore

Memory usage optimizations

Mod 165,209,837
Fzzy Config

Fzzy Config

Config API with automatic GUIs, powerful validation options, server-client sync, and more!

Mod 141,533,406
ImmediatelyFast

ImmediatelyFast

Speed up immediate mode rendering in Minecraft

Mod 331,976,895
Ixeris

Ixeris

Buffered raw input and threaded event polling

Mod 24,645,291
lazy-language-loader (Fabric)

lazy-language-loader (Fabric)

lazy-language-loader improves loading times when changing your language by only reloading the language instead of all th...

Mod 14,693,896
Lithium (Fabric/NeoForge)

Lithium (Fabric/NeoForge)

An optimization mod for Minecraft which improves server performance significantly.

Mod 243,302,314
Mod Menu

Mod Menu

Adds a mod menu to view the list of mods you have installed.

Mod 243,768,149
ModernFix-mVUS

ModernFix-mVUS

A fork of ModernFix that adds minor version update support.

Mod 13,632,503
MoreCulling

MoreCulling

A mod that changes how multiple types of culling are handled in order to improve performance

Mod 102,641,836
NoisiumForked

NoisiumForked

Optimises worldgen performance for a better gameplay experience.

Mod 5,307,683
Particle Core

Particle Core

Particle optimizations: Culling, rendering optimizations, configurable particle-type-specific spawn reduction, and potio...

Mod 56,392,953
quick pack

quick pack

Improve datapack / resourcepack zip file loading times

Mod 5,878,436
ScalableLux

ScalableLux

A Fabric mod based on Starlight that improves the performance of light updates in Minecraft.

Mod 28,969,955
Sodium

Sodium

The fastest and most compatible rendering optimization mod for Minecraft. Now available for both NeoForge and Fabric!

Mod 411,868,794
Very Many Players (Fabric)

Very Many Players (Fabric)

A Fabric mod designed to improve server performance at high playercounts.

Mod 21,566,317

External Resources