Minecraft Java 1.21 Mods
Browse 9,277 free mods for Minecraft Java 1.21 — popular picks include Attack Mastery, Spider Bow, Toasts Abilities.
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Attack Mastery
Grindy attack skill progression! Kill levelled mobs to level up your Attack Mastery (max 200), gaining up to +1000% damage. Bossbar tracks XP — perfect for RPG servers with Levelled Mobs!

Spider Bow
This project adds a Spider Bow to the combat area of vanilla Minecraft in which being shot by this arrow cobwebs the victim and makes them stuck.
Toasts Abilities
A data pack that adds 7 different custom classes, each with a ability, ultimate and a passive to improve combat. They are: Wind, Electric, Space, Sculk, Life, Metal and Oceanic
Loot sword and pig eye
Adds a loot-enhancing sword and a Pig Eye that allows a one-time teleport onto the Nether roof.
Grindstone Prospecting
Transform gravel and sand into valuable resources using grindstones! Right-click grindstones while holding these materials to prospect for rare ores, gems, and metals. Features exciting particle effects and rare diamond discoveries with fireworks!
Dolphin Swim Enchantment
A boots-only enchantment that gives you Dolphin’s Grace in water. Move like a dolphin with increasing speed per level.
DeathWay
Decide the reason of death
Hookah
Sit back, relax, and enjoy a magical hookah crafted from a brewing stand and bamboo hose.
Logicore
A tech storage mod where you build networks, not magic storage blocks.
Re:Spawn - Starting a New World as Natsuki Steve
Gives you MOST of Natsuki Subaru's abilities
Elemental Mob
Elemental Mob gives creatures elemental identities, combat traits, themed status effects, resistance potions, and elemental enchantments.
Chaos Is Bliss
All 8 Bliss gems + 2 originals
SevenSins
Each player is randomly assigned a sin upon spawning, granting unique passive abilities, combat skills, ultimates, and weaknesses.
Adventure Path
A fantasy & adventure themed Modpack with systems inspired by TTRPGS
Failsafe
Adds a failsafe enchantment that prevents items from breaking when they reach their durability limit. Instead, the item will stop working until it is repaired. This mod is designed to be compatible with other mods and can be used in various modpacks.
Forged in Blood
A third life mod with a dark twist.
我的伙伴
本模组添加了一只名为"我的伙伴"的宠物狐狸。它会认你为主、跟随你冒险、免疫所有伤害,还能帮你打开末影箱。登录游戏时自动获得,无需合成。This mod adds a pet fox called 'My Companion'. It recognizes you as its owner, follows you on adventures, is immune to all damage, and can help you open Ender Chests.
ItemRush
ItemRush is a Minecraft minigame plugin where players race to find random items before time runs out, featuring progression, rewards, scoreboards, and multiplayer competition.
Absolute Cinema
It adds a cinematic effect to the game
Redcraft-TPA
Redcraft_TPA is a lightweight, configurable teleport-request plugin featuring clickable accept/deny actions, teleport warmup countdowns, and automatic cancel on move or damage.
Aloo Skill SMP
AlooSMP is a custom SMP plugin where each player bonds with a Potato Spirit companion (called an "Aloo") that gives them a unique class identity with passive buffs, 9 active abilities, and a skill progression system.
Every Potion
Makes potions and arrows for most effects in minecraft.
NorthCompass
Can't you tell without looking at the debug information? When you see this, you'll know where to go
Real God: The Rapture
The rapture is real. In Minecraft, anyway.
Opgrass
This datapack makes that grass drops op items
Dok's Enchants
Adds new enchantments: Apprehending and Endless Suffering.
Try2NotUpgrade
An unbreakable hammer that evolves with your mining journey!
Recovering The Hero's Sword Datapack (+ RP)
Embark on a journey to find the Blade of Evil's Bane and claim the title Hero of Time!
LavaFishingRod
Attack with fishing rod through lava will provide burning effect to attacked player
TSLzone
A zone damage plugin compatible with Folia.
UniversalSmp mod
A mod for an UniversalSmp (an smp between friends)
sibliths raindance
Change the weather with a hop and a jump! Forward, back, left, right, sneak and jump, or you can freestyle!
Mind Your Bruises
A client-side Minecraft mod that colors the entity hurt overlay based on damage type.
Brain powers
brain levels from 10% to 100% with superpowers
More Bounce
This mod adds many new bouncy balls to minecraft for example the house ball spawns a ball wherever it lands its a fun goofy mod that you can add to your sever for more fun. This mod is to help minecraft on expanding there balls for not just having snowbal
Create&Magic-Vanilla+
A modpack designed to enhance the vanilla gameplay, as well as add the Create mod, as well as more magic and fantasy elements to explore.