Fabric Mods for Minecraft 1.21
Browse 635 free Fabric mods for Minecraft 1.21 — popular picks include Better Cobblemon Spectation, Player Visibility, Attribute PVP Helper.
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Better Cobblemon Spectation
Improves how battles are spectated in Cobblemon
Player Visibility
Player Visibility is a fabric mod for Minecraft to hide other players and entities at a press of a key!

Attribute PVP Helper
Advanced PvP combat helper for Minecraft 1.21.11 (Fabric)
Brush Client
Simple, convenient and useful mod pvp client, with which your game will be much more enjoyable!
PVP Hittracking
This is a projekt which adds hitttracking and an custom hud (ping,ram,fps,keystrokes).
lazyboost-render
A client-side optimization mod for Minecraft Fabric, offering weather, entity, sound, and HUD customization for better FPS and gameplay experience.
Better Command Autocomplete
Adds partial matches to the command arguments suggestions list, allowing using [Tab] to fill minecraft, etc.
Vanilla modpack
This is a collection of modifications that expands and improves the gaming experience without significant changes to the game mechanics. It is designed to be played on vanilla servers or in single player mode.
Beautiful Hitboxes
This visual mod lets you change hitbox colors.
Genesis - World Previewer & Pregenerator
Preview any seed before you create the world. Pre-generate chunks before you enter it.
LevelZ (RPG Series) Compat
this mod brings parity with several rpg series mods and levelz
Aligner
Fixes the weird graphical glitch that causes lines to appear when hovering the crosshair above a block in 1.21.11+ with MojoLauncher and LTW
FastXP+
A simple client-side optimization mod that allows you to throw XP bottles instantly and fast by just holding down the right-click.
Auto Optimization
This mod auto scans the the 10 chunks your in or the ones you loaded and sees for issue it can fix to improve your fps auto optimizing your fps without requring lots of work done
Infinite Chat History
The chat message limit has been increased from 100 to effectively infinity therefore you will always be able to see the entirety of the chat history.
InventoryCrouch
Lets You Keep Crouching While Opening A GUI
Elytra HUD
Adds the Elytra durability in the HUD, so you don't risk to fall while in the air
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.
Flashback-Iris-SkyColorOverrideCompat
Flashback sky color override compat for IrisShaders.
PvpHud
A very simple but amazing PvpHud with all of the essentials that you need, including fps, ping, cords, and an armor hud. You can also use the new gui to move everything to your needs!
Outer Glow Feather & Lunar
When you can see someone's outer layer in tab, they have an outline around their head Modified to be compatible with Feather and Lunar Client
Essential PVP Utilities
This mod contains many features to give you an advantage when fighting. Contains Fast Block Placements, Wind Charge Optimizer, [Beta] Crystal Optimizer, Faster Strafing and much more.
Krave Client
Krave Client - is a Minecraft client with a large number of features developed from scratch.
Gpu Cpu Util
On screen CPU GPU usage with Mod Menu settings. Shows temps and more useful info
Cobblemon: Infinite Rare Candy
A pink rare candy that allows you to level up your Pokemon instantly without the risk of it being consumed. It is Radical Cobblemon Trainers compatible!
CleanContainer
CleanContainer helps you to sort your inventory and your containers, such as chests, barrels, shulkers, minecartchests and enderchests.
No Tutorial
This mod will disable the annoying tutorial pop-ups. This allows the user to have a more enjoyable experience.
Cobblemon - Spawn Controller
Control what spawns on your server without having to change your datapacks around!
Fast Projectiles
A client-side optimization mod that speeds up throwable item usage by resending interaction packets before the server cooldown finishes.
Long Books
Books have been upgraded to support more pages and longer titles!

GenshinThirdPerson
We are focused on developing a Minecraft mod that simulates the camera effects of Genshin Impact.
Hazel Crystal Optimizer - HCO
Proven fastest Crystal PvP optimizer after dozens of tests. Zero delay on any ping - crystals at inhuman speeds. Simply the best optimizer available
Guns and Fun
A guns modpack for Minecraft Java Edition is a curated collection of mods designed to introduce modern or fantasy firearms, ammo systems, and combat mechanics into the game.
G1axSpearOptimizer
A performance-optimized Minecraft mod that makes spear combat smoother, more responsive, and more enjoyable. Experience true combat prediction and optimization with zero lag.
Firework Duration Indicator
Shows the remaining duration of your firework on use.
Visual+
Project for just fun visuals for your Minecraft PVP