Fabric Mods for Minecraft 1.21
Browse 6,829 free Fabric mods for Minecraft 1.21 — popular picks include Mainstay SMP Modpack, SodiBanana, Fix AntiGhost FORK Crash.
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Mainstay SMP Modpack
Modpack for those who want to use all server features

SodiBanana
A modern optimization Modpack with a few QoL improvements and focus on stability.
Fix AntiGhost FORK Crash
Fixes a crash on startup caused by AntiGhost FORK in 1.21+
CPVP Performance+
A CPVP Modpack designed to give more FPS and Performance, focused towards CPVP and PVP Players.
cxkN's ModPack
This is the modpack used by cxkN within his videos.
Minecraft Evolved
Minecraft Evolved enhances the Vanilla experience with a unique and fun feel, it is perfect for people who want a more familiar experience.
Perfect Vanilla
Perfect Vanilla — pure Minecraft, perfectly optimized for performance and stability.
Better Left Click
Allows you to use left click bind like normal but not lose out on the competitive and survival advantage of using a keyboard key.
APPELCRAFT Modpack
The official modpack for the APPELCRAFT server. experience Minecraft the SCHIZO way! With our Quality of Life mods and Voice Chat! This mod is playable in Singleplayer but intended for use on the AppelCraft Server.
No Bugs
A mod where the maximum number of bugs are fixed
Re-Alpha
The best and most beautiful Minecraft Alpha modpack with a focus on preserving the past and modernizing it for the future.
SeniorLegend FPS Boost - Mobile Edition
This is modpack which will boost your fps in minecraft latest 1.21.11 version and it's a pure and highly fps focused modpack for mobile (Mojolauncher/Pojav/Zalith) etc.
Prism Performance
Adaptive performance optimization mod for Minecraft 1.21 designed to enhance FPS and reduce frame drops.

Utility For Minecraft
A modpack that improve performance and makes vanilla minecraft better.
Better Entity Culling (BEC)
BEC (Better Entity Culling) is a lightweight client-side mod for Fabric that improves Minecraft performance by skipping the rendering of mobs, items, projectiles, and other entities that are outside your field of view.
Professionally Optimized
The perfect Modpack for everything! From PVP, to SMP, And Even Chill Survival, this modpack has every optimization mod, and a few other really helpful mods that make minecraft more fun!
B-RTP
BlanketRTP is a Minecraft Fabric mod that offers customizable rtp (random teleportation), including biome-specific options. Enhance exploration with a gliding mechanic after the (RTP). Easy to configure and optimized for performance
Drawler
Mod, That will allow you to draw arts using it, and artmap plugin
Wings Pack
A collection of mods that greatly enhance the Vanilla experience of Minecraft. The gameplay loop is exactly the same, no new ores or equipments are added.
Mio mods
Best mods to make mioclient run better
Indiumm's Optimization
A lightweight and balanced optimization modpack for Minecraft 1.21.11 that significantly boosts performance using carefully chosen performance mods. It also adds useful quality of life features without overloading the game or changing the vanilla feel.
CLab
Bringing Hardware Occlusion Culling (HOC) to Minecraft entity rendering optimization.
simple-mod-pack
1.21.4 modpack: 1.7/1.8 visuals, performance, quality of life
Delete Narrator
Disable the annoying Minecraft Narrator
InstantXP
This small quality-of-life mod makes experience absorption nearly instant, while still preserving part of the XP orb animation. It significantly reduces the delay when absorbing experience orbs.
Inventory Highlighter (HighlightRender)
Highlights items in your inventory 🎒 with different colors 🌈 THE FIRST remake of “Highlighter” 🔄 based on type and enchantments ✨. for newer versions 🆕, fully customizable ⚙️ with adjustable colors 🎨, rules 📏, and highlighting 🔍.
ViewLockerMod
Lock your camera to saved angles for farming or grinding — freeze your mouse with one command and restore it instantly when done.
Minecraft 1.21: Potato Certified
A Minecraft 1.21 optimization modpack battle-hardened and tested against 2006-era PC hardware! You may encounter some stuttering in singleplayer on that kind of hardware, but it's nothing unmanageable without a shield and some armor.
Packet Shield
Client-side mod that automatically prevents kicks from malformed packets, excessive payloads, or impossible movement. Filters packets, checks rotation, and throttles interactions.
Minecraft Faithfully Remastered
Vanilla Minecraft faithfully remastered
Horrorgames
Horrorgames – A spooky Minecraft modpack with mystic creatures, eerie events, and performance optimization for smooth, terrifying gameplay.
Animatica Continuation
Unofficial continuation of Animatica for Minecraft 1.21.11. Allows for animating more game textures using the MCPatcher/OptiFine animation format.
Crazy PVP
PVP with cool visuals + optimization. Are you ready to win?
Optimization Maximized [Curseforge]
A Modpack with all the Optimization Mods in the World!
SimplyVanilla Minus
[OBSELETE] A lightweight version of the SimplyVanilla modpack
PvP Combat+
PvP Modpack theobald practise map fps mods and other stuff