Fabric Mods for Minecraft 1.21
Browse 6,829 free Fabric mods for Minecraft 1.21 — popular picks include Roimy_Zomsa's multiplayer tools, Vanilla Essentials: Technical Tools, Skyblock Classical.
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Roimy_Zomsa's multiplayer tools
軽量化MOD(Fabric向け)とマルチプレイで一般的に使われるツールをまとめた、マルチプレイ初心者向けのMODです Booster Mod (for Fabric) and basic multiplayer tool mods, mods for multiplayer beginners!
Vanilla Essentials: Technical Tools
A mod that adds useful tools for technical players, command block users, and mapmakers.
Skyblock Classical
This modpack brings back a revived version of Skyblock we all remember
Smooth Pack
A Performance Modpack for the most FPS with some Quality of Life mods
FastExpPickup
Makes picking up experience orbs configuratively faster.
Hon'Bar Modpack
Official Hon'Bar Modpack: Perfect for those eager to dive right in with just the essential mods.
Grass Pinger
Grass Pinger is a Mod, that lets you see if you have just a bad Internet connection or the Server is Down!
Toggleable Rendering
Adds keybinds that toggle between rendering items or mobs, optimizing your game if you want to have long afk sessions in the background. Performance mod.
MonSanctuary Optimized Official Modpack
This is a modpack made for the official MonSanctuary Server and to help out lower end users run it. While featuring Cobblemon mods along with quality of life enhancements for an improved gameplay experience.
Oh What A World (Season 3!)
Vanilla+ with a heavy focus on performance
Cobblemon for the Boys
A cobblemon modpack meant for playing on the Zack_ko and friends cobblemon server with their communities.
HyperLaunch
HyperLaunch: The ULTIMATE speed boost. 🚀Cut your loading times by up to 60%! Stop waiting for the red bar and start playing instantly. ⚡
Supercharge
Supercharge is a lightweight Minecraft modpack focused on maximizing FPS and reducing RAM usage Recharge your minecraft expreince
Minecraft Realism Reimagined
This is a realism-based modpack adding more than any other modpack would add!
IMBS
IMBS (Infinite’s Motion Blur System) is one of the first motion blur mods for Minecraft Fabric 1.21, focused on smooth visuals, easy tuning, and good performance. IMBS adds post-process temporal blur with adjustable strength and built-in presets, so yo
Promethium
Extreme performance meets breathtaking terrain. Promethium blends Terralith & Tectonic with Voxy LODs for infinite view distances. Powered by Sodium & C2ME for a lag-free, cinematic Vanilla+ experience.

Ev's Mod
MapArt collection sorting/copying, image export, visual bug-fixes, and other related utilities.
Atmosphere+
Optimization, tweaks, visuals and sounds improvements

Translucent Lava
simple mod which makes lava look like water
Tweaks
Change some values in Minecraft using gamerules
Freundeserver Mods
A modpack with recommended mods for your vanilla server with your friends.
Avalore (Modpack)
A modpack for the Avalore server.
SkinTLS
Mod that forces Minecraft to load player skins and Mojang-hosted capes over HTTPS for secure and reliable texture fetching.
Obviously Optimized
Obviously Optimized is like giving Minecraft a double shot of espresso—faster loading, smoother frames, and less lag, all without messing with the classic vibe.
Movie Night
Watch videos with friends directly in Minecraft. Build a theater, invite friends, and enjoy shared media experiences together in-game.
PartyBox
Partybox Minecraft Music, Playlists & Jams
Simple CivMC
Basic modpack for CivMC, will try to keep updated. @asgeir on discord
Opti-Basic Fabric
A basic optimisation modpack for Fabric. [1.20.1-1.21.11]
MTRO
Some Stupid/Clever name I came up with (MTRO) "Mods To Replace Optifine"
Lumenshard+
Recommended Modpack for the successor to the legendary A'therys Ascended project; Lumenshard is an MMORPG-inspired Minecraft experience boasting MMO elements, beautiful play-spaces, impressive worldbuilding, and a deep lore.
Redux
A modpack that aims to redefine, optimize and enhance various aspects of Minecraft as much as possible, without changing Vanilla functionality.
Aedans Vanilla Plus
A Simple modpack for sharing with use of my own server.
Prism's KeyStrokes
A fully customizable and animated keystrokes HUD that displays your keyboard and mouse inputs in real time for Minecraft PvP, recordings, and gameplay tracking.
EWUR
EWUR - Best optimization pvp tweaks and more | 1.21.8+| Fabric
Uton Optimizer
Easy assembly of mods to improve performance without changing the vanilla game. It works everywhere and is thoroughly tested with old hardware before publication. Uton is on Modrinth and will now move to Courseforge.
Cobblemon Lite - Performance Edition
The ultimate lightweight Cobblemon experience for 1.21.1. Extreme optimization with Sodium, ultra-fast loading, and low RAM usage. Ideal for low-end PCs and laptops.