Fabric Mods for Minecraft 1.21
Browse 6,620 free Fabric mods for Minecraft 1.21 — popular picks include Monopearl, CommandBot, Weather Cycler.
Updated daily

Monopearl
Allows one active pearl per player on a server.
CommandBot
CommandBot is a client-side Fabric mod that allows you to control your Minecraft player using chat commands.
Weather Cycler
Change weather and time in Hardcore worlds without commands.
The Belt
The mod adds a belt. And maybe a gun.
No Compasses
This mod removes all compasses from Minecraft, so you can’t craft or use them to find world spawn. You’re forced to navigate using landmarks, maps, or just memory.
Ban Spawn Ender Dragon
A simple Fabric mod that prevents the Ender Dragon from respawning.
Particles-Assistant
Particles-Assistant is a convenient mod for Minecraft that adds a powerful tool for creating and customizing particles to the game.
Re: World of Utilities
A mod that adds many utility recipes and textures to the RE: World of Tech modpack

tethik-frieren
Private mod with no overarching goal, just a collection of minor features
More Reasonable Recipes
More Reasonable Recipes in Minecraft
Heaven's & Hell's Armors
Adds Heaven's and Hell's Weapons and armor.
Potion of Combat Log
Combat logging is now a feature, so it's not cheating!
break my gravity
every block you break it changes your gravity
Seamless Survival Overhaul
A modpack designed to enhance and deepen the survival experience, adding new challenges, mechanics, and immersive features.
Something in the ground
There is a chance to get loot when breaking dirt
CraftLock
A minigame type of mod that locks every crafting recipe after it has been made once
No Crafting mod
Tired of luck? This mod lets you craft the uncraftable! Now craft: Enchanted Golden Apples, Elytra, Totems of Undying. Balanced recipes, serious resources. Worth every drop of sweat! Balan
ProjectileSpeedLimiter
Limits speed values in Minecraft to reasonable values to prevent a server crash whilst using experimental minecarts.
Balanced Anvil Changes
A collection of changes to anvils which aims to improve them while keeping them balanced
Piston Range Display
See how far the piston can move blocks
Always Sprint Fix
Automatically keeps you sprinting whenever vanilla Minecraft allows it. Sprint stays active after joining servers, teleporting, respawning, and changing dimensions. Toggle anytime with /alwayssprint.
Floral Fertilizer
This Minecraft mod adds an item to the game that acts similar to bonemeal, only spawning the native flowers when used. The crafting recipe for floral fertilizer is 8 bonemeal surrounding 1 glowstone dust.
Simple Camera
Third-person camera control: distance, height, offset, a free camera to place it by eye, plus an optional rotation lock.
HackWatch
HackWatch is a client-side Minecraft mod that watches other players for signs of cheating and quietly warns you, so you can help get and understanding if a player is cheating.
YungTwitchTTS
Interactive TTS chickens that read Twitch chat aloud, fight mobs, level up, and drop epic loot. Fabric 1.21

Camille's Cheaper rails
This datapack tweaks the recipes of all vanilla rails by making them cheaper and thus more worth to use. I recommend to pair this datapack with a mod that boost minecarts speed as well.
Parry Styles
Mod for Parry in Minecraft, but with different styles
Armor Resistance
A Balanced PvP Oriented Mod That Adds A New Attribute To Netherite Armor!
Shortened Gamemodes
GM Commands adds simple hidden gamemode shortcuts to your Fabric server, letting players quickly switch modes with short commands
Fortnite Style Weakpoint mining
Weakpoints will appear flying when mining, hitting them will grant a mining buff.

Winter Awakens
A cruel winter experience in Minecraft with a ton of new mechanics & magic.
Swin's item finder
Find nearby chests containing the item in your main hand with a single hotkey press.
HyskBlockUpdateInhibition
blocking neighbor updates caused by block replacements.
Fall Damage Predict
Would I die if I jumped from here?
Contagious Effects
A Minecraft Fabric mod that enables status effects to spread between nearby players. Features configurable range, cooldowns, player state filtering, and in-game configuration via ModMenu.
StudyMod
Now, when you answer correctly, you will receive high-quality rewards (with a 1% chance of getting the magical WuSan Sword!); if you answer incorrectly, you will be struck by lightning as punishment.