
Tired of lag, stuttering, and abysmal frame rates ruining your Minecraft experience?
[Optimization] FPS Boost Pack is scientifically engineered to be the BEST Fabric optimization modpack available today. We have meticulously assembled cutting-edge mods like Sodium, Lithium and many others to completely overhaul the game engine.
Expect to triple your FPS, slash your RAM consumption, and enjoy butter-smooth gameplay, transforming even older machines into high-performance gaming rigs. This pack is designed to maintain a strict Vanilla+ feel while delivering unparalleled speed and stability!
Example of our Fps Boost*

Key Features & Unbeatable Advantages 🏆 The Best Performance Engine: Built on the superior Sodium/Iris foundation, this pack delivers the highest FPS gains, crushing the limits of the default game engine. Experience lightning-fast chunk loading and crystal-clear rendering.
🌍 Universal Server Compatibility: Works flawlessly on ANY server! Since all optimizations are client-side, you can jump onto Vanilla servers, Realms, Hypixel, or any other server without needing the pack installed there.
🧠 Superior Game Logic (High TPS): Lithium and Alternate Current ensure the server-side logic runs efficiently. Say goodbye to tick lag and enjoy stable, responsive gameplay, even during intense Redstone activity.
📉 Massive RAM Reduction: FerriteCore is utilized to aggressively optimize memory usage. This means fewer out-of-memory crashes and a lightweight Minecraft, perfect for background use or systems with less RAM.
🖼️ Full Shader Support: Integrated with Iris Shaders, you get the best of both worlds: ultra-high FPS from Sodium and the visual fidelity of your favorite shaders. ✨ Comprehensive Quality of Life: Includes essential client mods like Mod Menu, BetterF3, and WTHIT to make configuration easy and provide crucial in-game information without performance cost.
🚀 Lightning-Fast Startup: Smooth Boot and optimized resource loading ensure you spend less time waiting and more time playing.
This pack cointains shaders from other creator:
Complementary Shaders - Reimagined (by EminGT)
Complementary Shaders - Unbound (by EminGT)
Photon Shaders (by sixthsurge)
RenderPearl (by Luracasmus)
Rethinking Voxels (by gri573)
*performance may vary based on your pc specification and operating system
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.11
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as [Optimization] FPS Boost - 1.21. 1.0.0.mrpack
- Download size: 877 KB
- Download link checked 9 Sept 2026 — working
These come from our own check of the pack file, not from the source page.