Fabric Mods for Minecraft 1.21
Browse 6,633 free Fabric mods for Minecraft 1.21 — popular picks include Button & Lever Hitbox Extender, Augments+, BackAlert.
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Button & Lever Hitbox Extender
Simple qol-mod that extends buttons and levers hitboxes
Augments+
This mod adds a custom armor augmentation system! +42 Custom Items & Creative tab!
BackAlert
Warns you when hostile mobs approach from behind.
Ty's Kill Feed
Adds a kill feed to Minecraft, showing who killled what.
Better Damage to Golems
This is my first mod! This mod is a way to get more accurate damage to golems into Minecraft via increasing the damage dealt to golems using a pickaxe whilst taking efficiency into account. This mod was inspired by the game Muck By Dani.
Calculator - Item Calculator
Item Calculator adds a full calculator directly to the Minecraft inventory.
Hoe In One
Fortune Hoes have a chance to replant harvested Crops (and Nether warts)
ProMod
this mod adds huds, themes and more! https://discord.gg/kEfDmyZyag
NoCollision
NoCollision allows you to disable or fine-tune collision between players, mobs, and players vs mobs.

Inventory Shuffle
Adds group-based per-player inventory shuffling with customizable options. Works on both integrated/LAN and dedicated servers, not required on clients.
Op Ore Loot
Replaces standard ore drops with a randomized gacha system. Mine in survival mode to unearth basic supplies or ridiculously overpowered gear with limit-breaking enchantments.
CrashCraft
BeamNG in Minecraft, but Better
Dragon's Armor HUD
Adds a simple yet customizable armor HUD display
Forgotten Cyan Flower
The Forgotten Cyan Flower is a mod that brings back the visual, combat system and slow gameplay of the old versions of Minecraft, adding unique blocks, ores, crafts and mechanics in the spirit of the old versions.
Shatter Gui
A modern UI overhaul that replaces vanilla menus
SecondDawnRP
SecondDawnRP is a sci-fi roleplay framework mod for Minecraft that adds advanced building systems, functional ship components, and interactive tools to support immersive crew-based starship gameplay and custom events.
BattleFoxes (polymer)
Tame and upgrade Fox companions, fully vanilla client compatible!
KeybindConfigs
Load keybinds from a config via commands!
Heavier Horizons
A Fabric Minecraft mod focused on steel, steel armor, and special tools.
Blossom Pixel
A fabric mod that focus on server-play-oriented features
Amethyst update by toavahi
This little mod adds a few features based on amethyst. Now both mining and using it will become more interesting and profitable for both single-player fans and large servers enjoyers
Unbreakable items, Armors
Completely removes item durability mechanics for singleplayer worlds and Fabric servers!
Void Warden - Soul Harbinger
Void Warden adds a single, handcrafted weapon the Soul Harbinger — a void-infused mace with a unique two-stage combat mechanic that rewards aggressive, aerial playstyle
2x Inventory + Dedicated Elytra Slot
Doubles the player's inventory and adds a dedicated elytra slot.
TurnMobsToEggs
This is a very basic mod that I created that allows you to simply throw an egg at any mob that has a spawn egg and they will disappear and drop their spawn egg! Purpose for this: I had a plugin way back when that allowed me to do this. I used it a lot!!
XPMagnet
Sneak to pull XP orbs toward you, sprint to push them away
Splash Saturation
Just throw/drink it. Fast full hunger and health. Completely OP.
StageFX
Working Moving Heads for your Light Show!

EZ Timer
Very easy to use timer. Start, pause and reset is all you really need. | Using FuseBox API
Just Enough Pickups (JEP)
Disables Auto Pickup unless item is allowed by the filter system. Or just right click to pick 'em up! Advanced filtering options included.
Bye Warden
Disables warden from spawning in your world You can force Warden by commands or eggs
Whistling Petals
Arrows can break spore blossoms and harvest glow berries; configurable to support more items

Nice Attributes
This mod adds GUI to attributes
Some Tweaks
A few improvements for Minecraft, just a few
Ultra Coords
Displays the player's coordinates with one decimal place on the HUD
Maximum Difficulty
A mod that increases the difficulty of Minecraft to its maximum, reaching 32-bit integer limits.