Fabric Mods for Minecraft 1.21
Browse 31,639 free Fabric mods for Minecraft 1.21 — popular picks include Hellfire Arrows, OptimizedSMP, Wisely's optimized vanilla +.
Step by step: How to install Minecraft Java mods & modpacks
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Hellfire Arrows
This mod adds client side fire trails behind Bow which looks cool btw.
OptimizedSMP
~Snappy!~ Includes all optimization mods and some of the most essential beautification mods and planning tools (Distant Horizons, Litematica). Also includes Simple Voice Chat for playing with friends.
Wisely's optimized vanilla +
My spin on a modpack destined to be as optimized as possible while adding many QOL mods and some vanilla friendly options.
Back from Beta
Modern minecraft meets beta philosophies
Decent!
Decent! strives to be a QoL modpack without being demanding on hardware. Not amazing, Just Decent!
HDH QoL
The modpack "HDH" is a vanilla+ focused pack designed to enhance your Minecraft experience. It offers improved performance, deeper immersion with enhanced sounds and effects, numerous quality of life tweaks, and cosmetic additions.
Where is the portal?
A simple mod that calculates the coordinates of the portal in Nether so that the player can find out the coordinates where the portal will appear in the overworld or nether.
Loadout Viewer
Allows you to see the enchants of worn armor and held tools of anyone with a press of a button
CaveFlow
Caves that breathe — a client-side Fabric mod that simulates underground airflow with a BFS flood-fill and renders dust particles that drift along the computed vectors.
Water Fix
This mod fixes a longstanding bug (MC-195271), allowing water to render in block_display entities and enderman. It also allows falling blocks to render block entities.
Container Data Dumper
Copy container and inventory data as Data Components directly to your clipboard - works with any container block or entity in Minecraft 1.20-1.21+
CropTime
Crop growth simulation mod. Just like in vanilla when standing by.
Ice Cream Mondae
Keep playing on vanilla servers with fresh looks and utilities. Fully vanilla compatible clientpack drizzled with optimizations and handy tools and sprinkled with a few audio and graphics delights. FORMERLY VANILLA BEAN SPECK
The Chaos SMP Modpack
This is the official modpack for Chaos SMP
FlowUI
Add smooth animations!
Better inputreg
Low latency input buffer system for Minecraft gameplay
Rare Mending
Complicates and makes obtaining Mending more interesting: removes it from the villager trades and instead makes available through exploration.
Wilds Regrown Vanilla+
A vanilla friendly implementation of the WRG world generator.
Texture Loader Plus
Load PSD, TIFF, and other image formats as textures in Minecraft. Aimed at resource pack creators.
AntiXRY
A lightweight server-side anti-xray detector mod for Minecraft 1.21.10 on Fabric.

Schleichi's Mods
Modpack created by Schleichi aimed for technical Minecraft players.
MeatBlocks
Mod created by SolventJ which adds meat blocks.
SP Adblock
Ad blocker for SPWorlds SP servers. Блокировщик рекламы для серверов СП.
LASERS!
Have you ever wanted a customizable laser drill in Minecraft?

Artery
a mod of "organic" shenanigans for the hit game Minecraft
Reverse Optimization
A collection of mods for Fabric that will optimize your Minecraft and add convenience to your game.
Boostium
A handmade optimization modpack UNMAINTAINED
Bedrock Parity
Adds many Bedrock exclusive features to Java
Vanillus
A Vanilla-Style Modpack made for Multiplayer and Singleplayer, to enhance the Minecraft experience in many ways.
brinelsphere
brinelsphere modpack
Raiku PVP MP
A Simple Modpack Designed for PVP / UHC Servers All Mods Are Client Side No Server Side All Mods Are Safe No Cheating/Exploiting Mods
Silky's PvP Optimized
A ModPack made for the best PvP experience, with good performance and useful quality-of-life improvements.
Trailer Feel
This pack aims to recreate the amazing visuals of the Minecraft Trailers inside the vanilla game.
Folkcraft Vanilla
Some interesting little things.
"Townfall" - Dungeon in the sky
Data pack roguelike sky dungeon
Hazars Head Library
A modern, Kotlin-powered Minecraft mod for collecting and giving custom heads!