Minecraft Java 1.21 Mods
Browse 468 free mods for Minecraft Java 1.21 — popular picks include Turtles:Willpower, Arch's shrink ray, Totem Wars.
Updated daily
Turtles:Willpower
This mod adds a small selection of lantern types (DC) to the game. The power rings are made for mid game level use.
Arch's shrink ray
This project adds a shrink ray that makes the player small on use.

Totem Wars
An Public Event / SMP Plugin. It can help in minecraft videos as well
CrownSleep
A plugin that makes minecraft sleeping much more interesting with buffs, etc.
bItemFilter
Keep your inventory clean. Automatically filter which drops you want to pick up and which useless items should stay on the ground.
CoreLifesteal
A highly optimized, customizable Lifesteal core featuring player heart withdrawal, admin menus, and immersive multiblock revival altars.
Jobsy AutoDiscordLinker
JobsyDiscord is a lightweight Paper 1.21.x plugin that promotes your Discord server by sending automatic clickable chat broadcasts every 30 minutes. Players can click the message to instantly join your Discord, while Bedrock players (via Geyser/Floodgate)
Simple VeinMiner Pickaxe
VeinPick is a Paper 1.21.x plugin that adds a special Netherite pickaxe with vein mining and tree felling abilities, allowing players to break entire ore veins or trees in one swing. It includes a /veinpick command or craftable recipe, a 128-block safety l
Soul Works Mod
This is a mob spawn utility mod.
Damage Dummys
Adds Damage Dummys for each tier of armor that display how much damage was delt to them
Ultimate Server Christmas System
Transform your Minecraft server into a magical Christmas experience in one click.
CopperUpdate
Iron can now be obtained from copper.
MapCycle
MapCycle makes managing rotating FFA maps simple by handling everything automatically while keeping full control available for administrators.
Anti crystal/anchor damage
This mod makes it so that end crystals and respawn anchor explosions don't deal any damage whilst preserving the knockback and destruction.

Custom Conduits
Adds an Effect Conduit that broadcasts a variety of effects with different frames and fuels. Add your own effects using datapacks or KubeJS!
PvP Siphon
This plugin adds siphon to player kills
Mob Power DP
This data pack allows you to level up every time you defeat a mob, granting you various enhancements upon leveling up.
EzBucket
EzBuckets make buckets extract more water like a sponge and to trigger, it needs a redstone torch
FrontierX
Expand the world border by completing advancements. Start in a tiny world and unlock more land as your players progress.
Aura Nexuses
Grant abilites based on large-scale constructions. Grant permissions dynamically.
Chosen's Create Integrated Modpack (1.21.1) – Advanced Factory Building
Chosen's Create Integrated Modpack is a technology-focused modpack built around Create that combines mechanics, magic, and modern logistics into a smooth automation journey, featuring Create-based factories, Ars Nouveau magic integration, Refined Storage 2 systems, high-tech scaling with Just Dire Things and Replication, custom resource loops, and progression from simple machines to large-scale industrial networks. Features: […]
Pastel Mod (1.21.1) – Color, Machines, And World Growth
Pastel Mod is a magic mod centered on color as a natural resonance.Players progress by discovering new mechanics, building color-infused machinery, and unlocking hidden realms beneath the overworld. Pastel offers more than just magic and gear, it creates a gradually revealing machines, tools, unique items, and a dimension. Features: Designed to offer over 40 hours […]
Thavma Mod (1.21.1) – Re-Imagination Of Thaumcraft
Thavma Mod introduces elemental forces and arcane machines. Inspired by primal energy and mysticism, it offers a progression system where you uncover hidden knowledge, manipulate nature’s elements, and reshape the world with magical devices. Features: Elemental magic system. Arcane machines and contraptions. Discovery and research mechanics. Nature manipulation through primal forces. Screenshots: Crafting Recipes: Thavma […]
Not Enough Glyphs Mod (1.21.1, 1.20.1) – Build Your Own Automated Arsenal
Not Enough Glyphs Mod expands the Ars Nouveau magic system with new spell mechanics, unique glyphs, and a different way to store your spells. This mod adds more versatility to your magic, providing both useful and experimental options for spellcasting. Features: Adds the Trail glyph, which creates a projectile that casts the spell multiple times […]
Create: Skybound
Create: Skybound is a technical-adventure modpack focused on mechanical engineering and airborne construction.
Random Daily Quirk
everyday, as you wake up, you find yourself different... as if an effect were applied, but you don't know what is it.
sound rader
A Fortnite-style sound radar HUD that shows nearby players, mobs, attacks and projectiles as icons on your screen. Fully configurable via Mod Menu — adjust detection range, icon size, colors and toggle each event type on or off.
BlockRestrictor
A plugin that kills players when they step on an unapproved block. 指定した足場以外を踏んだら死ぬプラグイン
GUI Command Blocker
GUICommandBlocker Stop players from using commands while they have GUI open! (Specially to prevent mod like ui utilis to sent commands in gui)
Swordman Aura
Elevate your sword combat! Introducing a progression-based aura system with mystical energy, dynamic HUD, and 4 powerful unique skills.
MeteorShowers
Survival-friendly random meteor shower events with warnings, craters, and loot
CatItems
CatItems is a plugin for creating custom items right in the game. With it, you can add attributes, enchantments, hide prompts, give permanent effects, create abilities on Shift, and build .schem schematics on right-click...
AdminBan
Anti-drain function of senior administration
Avatar: Day of Black Sun
Play a mod inspired by Avatar: The Last Airbender, where you can bend the four elements — Water, Earth, Fire, and Air — with unique mechanics and unlockable sub-elements coming soon!
The Cyborg Age
The Cyborg Age mod adds cybernetics to Minecraft
FTB Skies 2 Modpack (1.21.1) – Player-Driven Skyblock Progression
FTB Skies 2 Modpack is a progression-driven skyblock modpack built for Minecraft, focused on rewarding gameplay, custom mechanics, and player choice. Players begin on floating islands in the sky and progress through carefully designed systems that blend technology, magic, automation, and exploration. Instead of a single forced progression path, the pack allows players to choose […]