Fabric Mods for Minecraft 1.21
Browse 786 free Fabric mods for Minecraft 1.21 — popular picks include Farmers Structures, Supplementaries, Pollution of the Realms.
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Farmers Structures
New structures for Farmers Delight that teach the player how to use the mechanics of this mod and are just beautiful!
Supplementaries
Vanilla+ additions: Jars, signposts, faucets, weather vanes spring launchers, sconces, planters, lights, decoration and automation
Pollution of the Realms
Adds environmental pollution mechanics with real consequences for the world around you
Oritech
A technology-focused mod, with animated machinery, diverse processing options, and plenty of new mechanics and equipment
ImmersiveThunder
A fabric mod that adds realistic and dynamic thunder sounds to Minecraft based on the player’s distance from the lightning strike.
More Sniffer Flowers
Minecraft mod expanding upon the sniffer, adding entire new mechanics, while keeping it somewhat vanilla friendly
Shield Mechanics
Revamp your defense with customizable shields, passive protection, and new enchantments to enhance your tactical blocking and combat strategies
Soup Visual (PvP Visual)
Visuals for the best PvP experience and playing with friends. Have fun :D
ResourcePackCached
Keeps server resource packs loaded, so they don't need to be reloaded when you rejoin.
Grim Anticheat
Fully async, multithreaded, predictive, open source, 3.01 reach, 1.005 timer, 0.01% speed, 99.99% antikb, "bypassable" 1.8-1.21 anticheat
Health Indicator
Displays players' health below their names.
Piggyback
Allow player riding each other and replace the default player sitting mechanic with a piggyback-style ride. Carry your friends on your back for fun, teamwork, or pure chaos!
Splinecart
Minecart roller coasters

TNT Timer
Adds a timer above tnt which displays the time until it explodes.
Netherracked
a Mod/Datapack that Adds Recipe for Netherrack in Minecraft (+ Create Mod)
Highlighter
Highlights items in your inventory different colors depending on their enchantments and types.
Hundred Years Warfare
NPC-based combat and production gameplay, multiple control methods including RTS mode, special compatibility and integration with various mods, with future plans to expand into structures, management, RPG mechanics, and more.
Analog
A server side mod that add radios for Simple Voice Chat.
World Editor
Make building easier with the World Editor datapack! Datapack has singleplayer and multiplayer support.

Better With Time
Better Than Wolves / Better With Mods tech features brought to modern Minecraft
Custom Hitboxes
A complete overhaul of Minecraft's hitboxes
MinerTrack Anti XRay
The Powerful antixray, help you auto catch X-rayers and punish them according to your configuration.
Better With Time: HC Tweaks
An add-on for the BWT mod which changes some features to be more "hardcore".
PVP Essentials
Essential client side PvP features, including armor, potion, and arrow HUDs, damage indicators, and much more!
Additional Redstone
additional redstone mechanics like logic gates and more
InstaRestock
Instant Restock or Insta Restock makes villagers infinite restock
Random Fishing Crates
Adds a chance to fish up crates when fishing! Crates loot depends on the "Rarity" of the crate, from Common to Mythic!
Totem Pop Chams
Captures player entity states on totem pops and displays a ghosted version in it's place
Better Hitboxes
A highly customizable hitbox configuration mod.
Infinite Night Vision
This datapack adds infinite night vision to all players in the given world.
Cobblemon - More Sparkles
Adds a few methods of shiny boosting to Cobblemon!
Playerautoma
Record and replay player actions to automate tasks. Also, re-stacks blocks when used up like Inventory tweaks. The mod works on servers but can be regarded as cheating by some.
G1ax Crystal Optimizer
G1axCrystalOptimizer optimizes end crystal placement and breaking with efficient client-side processing, reducing perceived delay and delivering a faster, smoother Crystal PvP experience.
Immersive Sounds
This mod adds ambiental sounds to make you feel more IN the game.
Crafting Recipes For Create
This Mod Allows You To Craft Chipped Block With The Create Mod
Chestpack Backpacks
Simple, vanilla friendly backpacks. Pick up and carry chests!