Fabric Mods for Minecraft 1.21
Browse 6,824 free Fabric mods for Minecraft 1.21 — popular picks include CraftWars V, Market, SBModernized (SkyBlock).
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CraftWars V
The optional modpack for the Minecraft project CraftWars V!
Market
The Ultimate Quality-of-Life and Performance Boost modpack optimizes Minecraft with better performance, stunning visuals, and smooth communication, featuring Sodium, Iris Shaders, and Simple Voice Chat. Ideal for enhanced gameplay.

SBModernized (SkyBlock)
Experience Hypixel SkyBlock with optimization, beauty, and quality-of-life
cIDCraft Modpack
An optional modpack to be used on the cIDCraft Server. Is only client side mods made to enhance the vanilla experience.
Brunkards PVP
The definitive 1.21+ high-performance PvP suite: Zero lag, crystal-optimized, and pure focus utility.
Prism Optimized
Boosts FPS and provides smooth gameplay
ZeroLag Pack
A personal Minecraft 1.21.1 Zero-Mod Pack that I actually use while playing. Designed to keep the pure vanilla experience while improving performance, stability, and FPS. Lightweight, lag-free, and ready to play with no extra setup.
Velocify Optimized
Extreme boost to FPS with all the features of OptiFine for Minecraft 1.21
AshKiano MC stream pack
Modpack that I use on my YT streams
Fuzzy's Enhanced Vanilla
A collection of Quality of life & Vanilla+ mods designed to enhance your experience without adding too much stuff
NGB
Modpack aims to boost fps, add missing features and improve multiplayer with friends.
Hyperbel Survival Mods Lite
A client side modpack made for the members of our server so that everyone has compatible mods.
Beyond the Reef
Enjoy ocean cities, skylands and more!
Modpack For Play
This modpack is designed for playing on servers with a customized texture pack. It includes mods for optimization, construction, aesthetics, utilities, and mod libraries
KeyLens
A lightweight quality-of-life mod that adds a handy search bar to the controls screen. No more endless scrolling—just type and find your keybinds instantly!
Fabulously Unified
This takes Fabously Optimized and adds things you might want running on your minecraft server and multiplayer additons as well as improved world generation and visuals to spice things up a little without changing the game.
Purely Polished
Visual & QoL enrichments Modpack
casually-optimized(Altifine)
A highly-optimized Fabric modpack that dramatically boosts FPS and eliminates lag while maintaining a pure, vanilla experience available in mojo and pc launchers both.

VanillaQOL
VanillaQOL is a modpack with small improvements that aims to feel and play like vanilla Minecraft. (Performance, better user interfaces etc...)
Crystalium
Crystalium is amodpack focused on Crystal PvP(CPvP) , PvP , and performance, delivering smoother gameplay, higher FPS, and improved stability.
Progression Reimagined
A modpack to extend progression
WoKPack DH
Distant Horizons variant of the World of Keralis modpack
[ARCHIVED] IdkTrailer
This modpack aims to recreate the look of the Minecraft trailers while including smooth animation for both the player and mobs (along with extra 'stuff'). This modpack also includes optimizations.
Era of Optimization
Optimization made simple, 27 Mods that increase game performance
The Vanilla Server
A server-side modpack that provides many quality of life features, optimizations, fixes and cross-platform compatibility with Bedrock version.
GlitchClient (AModOfError)
A powerful utility mod focused on HUD modules, quality-of-life features, and useful information to enhance your gameplay.
Anti.DC
This is the perfect low end modpack for people who both want the vanilla vibe but still able to PvP
CrystalCore - Season 3 Modpack
The official modpack for CrystalCore, featuring a variety of quality of life client-side mods aswell as decluttered custom menus.

Vanilla Odyssey
Mainly created for my modded server but felt like I can put it up on modrinth so, here it is.
Amazingly Optimized
Adds lots of optimization mods to your game. (IMPORTANT INFO IN DESCRIPTION)
ZN Lite (Reborn)
ZN Lite Reborn is a pack of mods for optimizing local and multiplayer play in Minecraft. Great for weak PCs or for those who just want to increase performance

Beacon Boost
Beacons done right. Range now scales with **every** block upgraded in your pyramid (counted as configurable groups), designed to feel like it always belonged in Minecraft. Server-side only and singleplayer compatible.
Enchant Lab
A mod with an enchanter GUI that lets you enchant your items beyond normal limits on the client side.
SpawnElytraCraftattack
SpawnElytraCraftattack is a tool that allows you to easily define areas using commands. Within these areas, it's possible to fly elytra without owning one.
Bunny Valley
A cozy, vanilla-style modpack focused on essential fixes and optimizations for a smoother, lag-free experience on any PC. 💖✨
Ooc Cobblemon Plus Expanded
A handy modpack curated by Out of Context Pokemon! 🚀 Enhanced Cobblemon Experience and packed with performance mods! 🚀