Minecraft Java 1.21 Mods
Browse 127,521 free mods for Minecraft Java 1.21 — popular picks include Cobblemon Universe, Space Update, Mozambique from TF&AL.
Step by step: How to install Minecraft Java mods & modpacks
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Cobblemon Universe
🌌 Cobblemon and optimization mods like sodium, lithium, etc for fabric 1.21.1
Space Update
dannytaylor's April Fools' 2025 "Update"
Mozambique from TF&AL
This resource pack replaces crossbow with Mozambique from games Titanfall, Titanfall 2, Apex Legend.
Decharted
Decharted is a mod based around the corruption of the world, this mod allows multiple ways for the player to send their friends (or foes), to a separate dimension to have them stuck. You may also be able to spawn trap players before they die and respawn.
Player Swap
This mod adds a command that swaps player positions
Void's Protection Overlay
Colours netherite armor to show it's protection enchantment
Amethyst SkyBlock
This datapack brings you into hardest possible vanilla skyblock ever. Try to survive on one floating amethyst!
Amelco's Modpack
Modpack designed for players of Amelco's modded server.
FleurDeLys SMP
The official modpack of the semi-public FleurDeLys server
PlayerCap
Override the player limit!
GalaxiaCraft
Exploration with Advanced Technologies
Akei's Extras
This mod adds three brand new ores to the game!

Fantastical Tools!
Revamps Minecraft's tool and weapon arsenal with unique textures and vibrant colors!

Creeper Monster Girl
A texture pack that replaces the regular creeper model with a monster girl.
Crosshair Checker
Turns the crosshair red while you are aiming at an entity.
M.E.M.E.N.
The Best way to experience the Jim's Mine mod.
Wavy Sand Sides
Gives sand a wavy side texture, with mirroring on its sides, while keeping rotations on its top and bottom faces.
Dwarfz Fantasy
A fantasy spin on the Dwarfz modpack series, featuring magic, RPG elements, and all things fantasy.
Vanilla Clarity+
Smooth, clean, and optimized Minecraft. Enjoy vanilla gameplay with subtle improvements like zoom, clean water, and visual tweaks for a sharper, more immersive world.
Raidt Night
PvP and citybuilding project with friends.
Become Hytale
Take on making Minecraft as close to Hytale as possible with just a few mods.
Easter Holidays
Transform your server into an Easter event with egg hunts, rare bunnies, stats, bosses, quests, and more.
KenkuKraft - Infected
Fight the infection, grow your arsenal, build your industry
LagDetector
LagDetector is a Plugin, that allows you to find Lagmachines, oder Farms that could create Lags.
Realistic Rain Mod
With Realistic Rain, rain above the height 192 is not rendered.
The JOJO's Wonder Pack
This pack adding Stands and Fighting Styles from JOJO's Bizzare Adventure to Minecraft
OptimNVC
OptimNVC adds optimisation and voice chat to Minecraft.
Best of Create & Co.
Vanilla-leaning tech & exploration modpack: adds Create for engineering/automation, Artifacts & Relics for lootable gear, and a player-count-scaling Ender Dragon. Includes performance/QoL tweaks and curated resource packs. Regularly updated for new version
Murino
After your death, you will find yourself in the terrifying world of Murino, where you will have to survive and fight off terrible monsters.
Water Bucket Oxidization
Craft copper blocks with a water bucket to instantly oxidize them! No more waiting for your Davids to age!
Wolf's Den 4
Master intricate machinery with the Create mod, explore a breathtakingly overhauled world, and conquer a deep culinary system in this definitive, performance-optimized 1.21.1 adventure.
Terraria Tool and Weapon Models
A resource pack which allows renaming of some items to change their appearance to items from Terraria.
Better rails
More rail type and faster rails for better transport, while keeping the vanilla feel
Cracked & Fractured
Adds Cracked Variants for blocks
Hellish Nether Portal
A more accurate portrayal of the Nether!
Chicken Goose
Simple texture pack from the Admiina community