OnlyFast Build for Minecraft 26.3
Optimize your game without adding extra stuff. 26.3 w/ Vulkan
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- 52 views
- Updated
- Updated 23.10.2026
- 26.1 — 26.3
Fabric- Client
About the OnlyFast modpack
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 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 load 🌎
- Faster multiplayer experience 🏃♂️➡️
- 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 may give you some more FPS.
⚙️Included mods⚙️
- Sodium by CaffeineMC
- Entity Culling by tr7zw
- FerriteCore by malte0811
- Concurrent Chunk Management Engine by ishland
- Dynamic FPS by juliand665
- Blocky Bubbles by axialeaa
- lazy-language-loader by chachy
- Fast Server Pings by vansecool
- Very Many Players by ishland
- ImmediatelyFast by RaphiMC
- More Culling by FX
- AsyncParticles by Harvey_Husky
- ModernFix-mVUS by Coredex (original mod by embeddedt)
- Lithium by CaffeineMC
- Mod Menu by Terraformers
- BadOptimizations by thosea
- Fadeless by DerpDerpling
- Fast Noise by Reverie Projects
- Ixeris by decce6
- ScalableLux by ishland (original mod by spottedleaf)
- quick pack by DrexHD
- Better Block Entities
- Confiugured Defaults by Fuzs
- Fabric API by modmuss50
- Cloth Config API by shedaniel
How to install OnlyFast
With Millida Launcher
Install Millida Launcher
The launcher is free: download it at millida.net/launcher and sign in with any nickname.
Click “Install” on this page
The launcher opens and installs the modpack for Minecraft 26.1–26.3 on Fabric automatically.
Launch the game
A profile with it appears in the launcher: click “Play”.
Manually
Download the modpack archive
In the version list above, pick the file OnlyFast v11.5-26.3.mrpack (26 KB).
Import it into a launcher
A launcher that supports modpacks (Millida Launcher, Prism) takes the archive via “Add modpack”, then “From file”. No need to unpack it yourself.
Allocate memory
Modpacks need more memory than the plain game: set 4–6 GB in the profile settings.
Versions
With dependencies
| Minecraft | Loader | File | Date | Actions |
|---|---|---|---|---|
| 26.3 | Fabric | 26.326.2 KB | ||
| 26.3 | Fabric | 26.39.4 KB | ||
| 26.3 | Fabric | 26.326.5 KB | ||
| 26.2 | Fabric | 26.227 KB | ||
| 26.1 | Fabric | 26.116.2 KB | — |
What it needs to run
- Dependencyalready included
- More Cullingalready included
- ImmediatelyFastalready included
- Fast Server Pingsalready included
- Dependencyalready included
- Cloth Config APIalready included
- Sodiumalready included
- Dynamic FPSalready included
- Entity Cullingalready included
- lazy-language-loaderalready included
- Better Block Entitiesalready included
- Dependencyalready included
- Fabric APIalready included
- ScalableLuxalready included
- Configured Defaultsalready included
- Concurrent Chunk Management Engine (Fabric)already included
- Dependencyalready included
- AsyncParticlesalready included
- Text Placeholder APIalready included
- BadOptimizationsalready included
- Lithiumalready included
- Fzzy Configalready included
- Dependencyalready included
- Mod Menualready included
- Dependencyalready included
- Ixerisalready included
- quick packalready included
- Language Reloadalready included
- FerriteCorealready included
- Very Many Players (Fabric)already included
FAQ
Which Minecraft versions does OnlyFast work on?
There are files for 26.3, 26.2, 26.1. The newest is 26.3.
Is OnlyFast for Forge or Fabric?
Only for Fabric: 26.1–26.3.
Which mods are in the OnlyFast modpack?
Mods in the modpack include Dependency, More Culling, ImmediatelyFast, Fast Server Pings, Cloth Config API, Sodium, Dynamic FPS, Entity Culling and 17 more.
How do I download OnlyFast?
With Millida Launcher: it installs OnlyFast into a modpack by itself, for the right game version and loader. The launcher is free.
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