Minecraft Java 1.21 Mods
Browse 127,596 free mods for Minecraft Java 1.21 — popular picks include GrapplingHookSMP, TabProfiles, MC Expanded.
Step by step: How to install Minecraft Java mods & modpacks
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GrapplingHookSMP
A wildly fun grappling hook for PvP and movement.
TabProfiles
This client-side mod expands the default player list (Tab) in Minecraft. Pressing a key (Left Alt by default) releases the mouse cursor, allowing you to click on any player in the list. Clicking opens a detailed vanilla-style overlay displaying a live 3D
MC Expanded
A compilation of mods designed to improve performance, beauty & immersion all while maintaining the essence of vanilla. This is Minecraft Expanded.
Bendi_Gaming's Expansion
This Is An Expansion Mod To Minecraft

Glow Berries Hungerbar
Texture pack that changes default hunger sprite.

OG_pack Official
Brings a smooth, classic experience to your Minecraft with clean textures for pvp.
Packwork
An adventurer's pack that sorts itself: tabbed compartments, a rules engine, pins, and brass-fitted trinkets — craft on the go, drink from a waterskin, bank your XP. Leather and twine, never tech.
Battle Tools for Cobblemon
Adds tools for positioning battle participants and detecting with redstone the start and end of battles
Spartan Weaponry (Unofficial X Epic Fight)
Spartan Weaponry (Unofficial X Epic Fight) Ice and Fire too!

dupe_hack (April Fools)
Adds minecraft:dupe_hack from the April Fools 'Voting Update', with some changes.
Uranium craft
Adds both uranium and Uranium-related crafts [This is a very bare bones beta of the mod]
Burmalda Totem
The Burmalda Totem is a resource pack that replaces the standard Totem of Immortality with “Kotost” (meme) and replaces the sound effects with various memes.

Remove Action Bar IP
Removes the annoying Server IP advertising from action bars
Game Over Font
Game Over Font for Java Edition - replaces Minecraft's default font with chunky 8-bit pixel caps straight out of an arcade cabinet. Letters, numbers and symbols redrawn in HD: chat, menus, signs and item names all restyle at once.
CDust GUI
This resource pack changes the inventory textures.
Orange Ez Crits
Changes critical hit to EZ orange
Mind Your Bruises
A client-side Minecraft mod that colors the entity hurt overlay based on damage type.
MC Musics
A mod that lets you play Minecraft music manually.
Ultimate Pickaxe
A pickaxe that makes a 3x3 hole in the direction you are mining. Its like the drill in DonutSmp
Rainbow Sunflowers
Makes sunflowers cycle through a 7-color rainbow over 5 minutes
Scaffolding Blueprint
Pack your scaffolding into a blueprint and place it anywhere!
RDPSP
RDPSP (Random Dimension Player Spawn Points) teleports players to a random dimension when they first join a world. Every player gets a unique starting location, making each playthrough different and unpredictable.
Six Seven in stack
items in stacks are now 67
sckSpawn
is a lightweight Paper 1.21.x plugin that provides per-world spawn management with simple spawn and setup commands. It includes comprehensive spawn-area protection, void recovery, launcher blocks, double jump mechanics, and customizable messag
MiJu's Wooly Cows
Just a small Pack that makes the cold cow variant look like the Wooly cow from minecraft dungeons and earth
SpiderAversion
Makes Spider steps a bit more bearable.
Mob Magnetism
Chaotic magnetism mod! Tag mobs with charges, then hold Sneak to violently pull or repel them into explosive collisions.
Бургер Куплинова/Burger Kuplinova
This resource pack replaces the cooked porkchop texture with Let's Player's favorite burger, "Kuplinov Play."
JaredH4 Skyblock
Modpack designed for Hypixel Skyblock with QOL tweaks and misc skyblock mods
PortaisCore
Advanced portal plugin with warp and MVTP support.
Dot's outfit emporium
a collection of outfits for vanity and style
Sapphire tools
sapphire tools mod adds sapphire and sapphire tools
MobTag | MythicMobs & PlaceholderAPI support
Display mob health tags above mobs | Fully configurable | PAPI & MythicMobs support
Little Ideals
This is a modpack designed for bringing back old features like no hunger or mending, and focus on surviving the night. With new features like no durability and inventory management.
Herbarium
Experience the Survival Nature of Minecraft with Stunning Visuals and Technical Utilities
Gamble Drop
Gamble drops is a Datapack where ever block drop or mob drop is rolled by (0 to 4) and you either get nothing or more than usual drops