Fabric Mods for Minecraft 1.21
Browse 365 free Fabric mods for Minecraft 1.21 — popular picks include Backslot Mod, Noit's Simple Sorting, Infinite Fluid Bucket.
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Backslot Mod
This mod adds Another inventory Slot: The Backslot!
Noit's Simple Sorting
Adds a sort mechanism to generic containers such as chests and barrels.
Infinite Fluid Bucket
Enchant bucket with infinity!
Bigger Ender Chests
This mod doubles the size of the ender chest, increasing it from 3 to 6 rows.
MT Inventory Weight
Weight mechanics! Manage your load, balance inventory, and enhance survival or RPG-like gameplay.
Realistic Farmland
Farmland now consumes water and spreads it's moisture!
Public Ender Chest
A Minecraft server-side mod that adds a public inventory accessible via an Ender Chest.
AIO - Villager Bucket
Easy villager transport and storage!! Just store him in a bucket :)
Cobblemon Launchers
A Cobblemon mod that adds Pokéball launchers that you can use to catch Pokémon.
Item Editor - Component & NBT
Client-side item, component and NBT editor for Fabric. Customize held items, edit NBT data, and modify item components via an extensible GUI.
PerformanceX
Struggling with LAG??? Look no further! PX is an All-in-one server performance suite - 50 modules including item/mob despawn timers, AI throttling, lag machine detection, auto backups, Discord webhooks, Geyser support, and more. 1.8.8-26.2.

JoaCarpet
A small carpet extension mod with useful features for redstone and storage tech (+some minor survival tweaks)
Leather Bundles
Because the normal recipe just kind of sucks!
Cobblemon Marks
Cobblemon Marks is a Cobblemon side-mod that adds obtainable marks from the mainline games.
CleanContainer
CleanContainer helps you to sort your inventory and your containers, such as chests, barrels, shulkers, minecartchests and enderchests.
Pokebelt [Cobblemon]
This mod adds Pokebelt from Pokemon games/anime which works as additional storage for pokeballs
Inventory+
Tired of old minecraft inventory interface? You won't be able to play without this mod!
Carry On Throw Addon
Adds a fully-featured Throw mechanic to the Carry On mod - allowing players to throw carried entities with physics-based velocity, charge time, obstacle detection, client-side toggle, configurable cooldown, and more.
Anshar
Write yourself into the cosmos with the power of beacons!
Cart Counter
a simple mod that counts your tnt minecarts that is in your inventory
Rainbows & Radium
Powerful new ores can be used to make customizable bombs, 128-slot barrels, a modular chest-locking system, Ender Pearls enchanted with Infinity, Paxels, multi-use Totems, and more!
ChestFill+
ChestSense is a client-side QOL mod that helps you manage storage more e. When you look at a chest, barrel, or shulker, it shows a quick fill bar so you know how full it is. Holding shift gives you a clean preview of all the items inside.
Redstone Helper
Mod which must you to help with redstone!
Shulker Raise
Makes shulker boxes push the block over them up
Leaves Drop OP Loot
Imagine breaking the leaves on a tree, trying to get saplings; but instead you get op loot. This is good for manhunts or just fun gaming. Shears + leaves = Op Loot.
OPBREAK
All-in-One Fabric Mod for Item Protection, custom HUD Widgets, Item Animations and QoL Utilities fully customizable via GUI.
Effortless Building: Sophisticated
Advanced building QoL mod with mirror/array/shape modes, expanded reach, per-axis placement limits, backpack-based building upgrades, compact HUD counts, and clear missing-item feedback for survival building.
Sculk Bundle
Adds the sculk latch and other connected concepts by blockixel.
Ore Extraction
Extract the ore from a block and have it placed in your inventory! Inspired by the plugin made by @IceWolf23X, but made for Fabric!
Tome Reader
Allows the player to put enchanted books on lecterns

Ennui's Bigger Inventories
An inventory overhaul mod that adds a tenth column to everything in a way that fits Vanilla naturally!
Stack Size 1024
Choose the maximum stack size for normal items, from vanilla up to 8192, with Mod Menu support
Player Containers
A (work-in-progress) mod that lets you store other players in items!
Shulkers In Shulkers *updated version*
The updated version of Shulkers In Shulkers for the later versions of minecraft. Supports 1.20.1-1.21.6
Simplebuilding
A simple building mod. Create Faster, Farm Faster, Enjoy The Game Without Loosing Your Soul!
SortME
yet another inventory sorter mod