Minecraft Java 1.21 Mods
Browse 128,409 free mods for Minecraft Java 1.21 — popular picks include Nicer Skies Reforged, Arcadia Unlimited, Evol's 3D Amethyst.
Step by step: How to install Minecraft Java mods & modpacks
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Nicer Skies Reforged
Nicer Skies NeoForge Port
Arcadia Unlimited
Step into the worlds of Arcadia, start simply but slowly evolve to use kinetic technology and eventually complex machines. Explore the world, complete various quests, and defeat challenging bosses with your learned skills and magic.
Evol's 3D Amethyst
This pack replaces the default flat amethyst panels with stunning, fully 3D models and introduces updated textures. With new block variants for existing amethyst blocks and full PBR support, alongside emissive support for that extra glow.
Simple Ore Detector
A mod about finding ore
Ash Sailships
Majestic sailships await across your ocean adventure!
OreBound
New ores with unique uses
More World Events
Adventure datapack focusing on 'World Events' which are disaster-like events!
Orange's Invisible Armor
Makes armor invisible
Liberation Mono
A wide, seriffed font found in some Linux distros.
Create Aeronautics: PhysicsKnife
Adds a Physics Knife tool for slicing blocks from the main world or sub-levels into independent simulated physical structures, with multi-region selection and visual overlay support.
DrDonut panorama
resource pack that make the main menu screen donut smp theme
CookieCraftCats:HotBar
A cute cat-themed hotbar 😺🌸 Pink GUI with a kitty-styled icons and adorable vibes! ✔ Minecraft 1.21.1 compatible ✔ Works on servers ✔ Simple install – just drag into resourcepacks Made by CookieCraftCats 🐾💖
Powdered snow borders
Adds a border outline to powdered snow
BobTheBuilder
BobTheBuilder is a lightweight, performance-optimized Minecraft modpack built for creators who want to build faster, smoother, and more precisely — without unnecessary clutter.
RandomScale
🎲 Every mob receives a random size whenever it spawns or is loaded into the world.
xAntiSpam – Ultimate Chat Protection
Keep Your Server Clean & Spam-Free Effortlessly!
PND's Skyblock Pack
PND's Skyblock Modpack is a mod pack for the popular game Hypixel Skyblock. Its a performance and utility based modpack to help with getting FPS on the latest version(s) while maintaining those beautiful mods that you see on 1.8!
Trimsfault
This datapack that adds new ways to customize your armour, elytras, and even your pets!
Item Frame Color
Color your item frame!
Kinescope Shaders
A highly customizable semi-realistic shaderpack that is very cinematic.
Cute Heart Cookie
An adorable heart-shaped cookie!
Astra's Enhanced Trims
A resource/data pack that expands Vanilla's trims for items like Swords, Axes, Bows, Tridents and Spears
KOOLEN
“Smooth, Clean Pack For PvP , SMP ”
Create: Electrolysis
[READ DESC] A Create addon focusing on making superheated blaze burners not require a whole ahh blaze cake farm just for some blue coloured blazes
MostlyTrue_Above
The Overworld biomes out in the open. MOSTLY TRUE FOR KIND EYES wants to bring true realism to the world of Minecraft but without sacrificing playability. FOR THOSE WHO LIKE TO ENJOY EVERY STEP... STEp... STep... Step... step...
ImpossibleCraft
A modpack that tries to make minecraft as hard as possible. Almost impossible! Try to survive!
Simple Custom Tablist
A simple plugin that allows customizing the tablist with PAPI placeholders and minimessage
Spectrumcraft Pack + Fresh Animations
A Spectrumcraft Pack compatibility layer with Fresh Animations and Fresh Moves
Ice Cream Sundae
Keep playing on vanilla servers with fresh looks and utilities. Fully vanilla compatible clientpack drizzled with optimizations and handy tools, sprinkled with audio and graphics delights, and topped with a lightweight shader. FORMERLY VANILLA BEAN PACK
Immortal Cultivation
ImmortalCultivation,Realm,LevelUP
Giants
Giants with AI
Ultro's Personality Type Quiz
This is the minecraft mod dependent on Cobblemon to choose your starter based on the HEXACO personality test.
No Elytra Fabric
Rule-based elytra control for Fabric servers. Disable flight by dimension or weather. Fully server-side, lightweight, no client required.
Basic Backpack
Adds a wearable backpack with easy access.
Evolving Gear
A mod where tools gain XP and levels
CustomSiege
Fully customize village sieges with configurable mobs, spawn counts, and weighted spawns for challenging encounters!