Minecraft Java 1.21 Mods
Browse 510 free mods for Minecraft Java 1.21 — popular picks include Psittacine, Visual Tweaks (Player Customization), Carpet Minitweaks.
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Psittacine
Breedable parrots, 35 new parrot skins, colorful feather blocks, transport cages, and functionality tweaks.
Visual Tweaks (Player Customization)
Client-Side mod that allows you to visually customize; Armor Pieces, Damage Flash, Enchantment, Nametags, Hands, & more
Carpet Minitweaks
An extension for Carpet Mod with many toggleable survival-oriented game mechanic changes
Desire
A mod that focuses on building and simple gameplay tweaks to expand the classic experience to the max!!

JoaCarpet
A small carpet extension mod with useful features for redstone and storage tech (+some minor survival tweaks)
Better Mending
A small quality of life tweak to the Mending enchantment. Port of the original mod by legobmw99.
Blue's Cobblemon Utilities
A Cobblemon datapack addon that adds an item to change various status of a Pokemon.
OmniBlast: Blast Furnace and Smoker recipe list completed
OmniBlast is a quality of life Datapack for Minecraft that completes the recipe lists of the Blast Furnace and Smoker to enable faster cooking for blocks and items that have only a standard Furnace recipe (e.g., Glass, Glazed Terracota, Cactus, etc.)
Xaero Block
Automatically disable Xaero's Minimap and enable the Fair-Play Mode plugin.
Dystoria Tweaks
Adds clientside information for the Dystoria Cobblemon server.
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.
Armor Tweaks
Makes armor protection & toughness super configurable.
More Ancient Debris (5x)
Tweaks the world generation to get 5x more ancient debris spawn rates!
Mob Tweaks
In this data pack you'll find tons of tweaks, buffs/nerfs and improved consistency in worldbuilding when it comes to mobs. Axolotls have become much better, Illusioners are now in the game and there are even a couple of useful new items.
More Ancient Debris (20x)
Tweaks the world generation to get 20x more ancient debris spawn rates! Way too overkill...
Eva's Scroll Tweaks
Keybindable scrolling, keybinds to mimic scrolling, and horizontal scrolling compatibility!
MendingRemover
MendingRemover is a minimalist utility mod for Minecraft that completely removes the Mending enchantment from the game.
Item Frame Tweaks
A simple mod to rid yourself of those pesky item frame nametags and remove the invisible item frame offset
Allay, behave !
Tell your allays to stay still, and other QoL tweaks.
Mob AI Commands
A standalone version of the commands added by Mob AI Tweaks mod
Honey Sticky Piston
Honey Sticky Piston is a quality of life Datapack for Minecraft that lets players use honeycombs as an alternative to slime balls to craft sticky pistons.
OpenHUD
An open source solution for displaying waypoints
CobbleTypes Master
The Ultimate Pokemon Type Utilities in minecraft and cobblemon! Type Chart, Team analysis, Scanning and much more!
OPBREAK
All-in-One Fabric Mod for Item Protection, custom HUD Widgets, Item Animations and QoL Utilities fully customizable via GUI.
More Colorful
More Colorful is a mod that aims for expanding vanilla, improving players' quality of life and making Minecraft world more colorful.
More Ancient Debris (10x)
Tweaks the world generation to get 10x more ancient debris spawn rates!
Mechanical Equation GUI pack
Mechanical Equation GUI is full of mechanical style themes, each functional block has a unique texture.
Flight Mod
Fabric mod that adds hunger-based flight for survival or client only creative flight tweaks
Admin Utilities
Admin Panel is a user—friendly mod for administrators with a graphical interface. By pressing Z (or the designated key), you can change the game mode, time, clear inventory, or adjust world settings.
Leaves Tweaks
Adds the ability to craft and crossbread for leaves
Protect My Villager
Simple utility mod that prevents hitting villagers accidentally and adds protection filters.
Locator Colors
This mod grabs the colors from player waypoints on the locator bar and applies them everywhere, so you can always tell who is who at a glance.
JSST
A suite of server-sided quality of life tweaks and survival-friendly tools.
Fred
Inventory movement, music control, zoom and others quality of life features.
Immersive Snow Reloaded
Small tweaks that add to Minecraft's Winter theme. Fork of Immersive Snow aimed at supporting newer versions.
Maces Are Better
This mod adds 4 new enchantments and 1 curse for the mace and also tweaks the old breach and density enchants with some cool new features, also adds a stun when hitting with the mace, MACES ARE BETTER!