Minecraft Java 1.21 Mods
Browse 2,192 free mods for Minecraft Java 1.21 — popular picks include Phantom Community Modpack, Withered Utils, PassengerAPI.
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Phantom Community Modpack
Experience Minecraft like never before with our Phantom Community Modpack! Explore our server with optimized performance and technology improvements. Our modpack includes Forge mods for Minecraft 1.20.1 and 1.21.1, regular updates and a German community.
Withered Utils
Optimization modpack with many pre-configured technical tools and HUD/GUI improvements.
PassengerAPI
Fix passenger compatibility issues | Manage your own entity passengers
EmbeddedMC
In this Fabric Mod you can run in Singleplayer a Minecraft Paper/Purpur/Folia Server to test your Plugins. No need to extra create a server all is directly in your Minecraft instance. You have full control, you can directly edit config files ingame,...
Friends Fun Optimized
A Modpack that offers a seamless Minecraft experience, blending performance, enhancing mods with immersive adventures and quality of life improvements, Perfect for creating unforgettable memories with friends
Create: Industrial & Building (Lumitech)
A modpack for playing with friends, combining such mods as Create, Mekanism and Computer Craft (CC: Tweaked) with a more improved vanilla minecraft
AntiNbtKick
A mod that prevents your player from picking up items that exceed the NBT data limit and prevents being kicked in general.
Cobblemon SaveGuard
A tool that prevents Cobblemon Pokémon data loss by forcing synchronous saves, periodic autosaves, and allowing manual saves. Manual backups are also supported and remain until another manual backup is created. (works for servers too)

Resource Pack Maker
A modpack to easily create resource pack
MISSING_TEXTURES
A modpack focused on adventure, progression, automation, and smooth performance, originally made for my SMP but fully playable in singleplayer too!
CreateIVE
Create Modpack for Creative Mode... Build all the factories you want!
Too Optimized
A modpack with all of the optimizations, along with a few QOL ones.
WorldSystem
Give players the ability to create their own world to play on, without using different servers. (per player worlds)
EntityBatch
Entity Render Batching — sorts entities by type before drawing them so the GPU can render all cows together, all pigs together, etc. instead of switching between types randomly. Fewer GPU state switches = better performance in crowded scenes.
ElitePvP
This Fabric modpack is focused on high performance, smooth gameplay, and quality-of-life improvements, using mods like Sodium, Lithium, Iris, and FerriteCore for major FPS and optimization boosts. It also adds useful features and visuals such as minimaps,
BungeeViaProxy
A BungeeCord plugin to fix compatibility issues with ViaProxy, enabling seamless multi-version support for backend servers with reduced overhead.
Delium
yet another performance Modpack
Everbound
A vanilla plus pack built around Create and Exploration.
MCS Modpack
MCS SMP official modpack ezzzz
Packet Ninja
Customize logging for incoming and outgoing packets. Mod for developers.
Fortune Craft Modpack
The Official Modpack for the FortuneCraft Modded Server. Explore Minecraft in a new light with a heavy focus on Create, with the addition of new Biomes, Blocks, Mobs and Bosses!
Pedestals - Core
A Minecraft Paper plugin designed for server administrators who want to add interactive crafting and display elements to their world.
LavaMiner
Server modpack focused on exploration, technology and fun! Built around Create 6.
Familien - SMP Pack
Official Mod Pack for the Familien - Community SMP/RP Server!
Create OneBlock | by Saurier.xyz
A create oneblock modpack made for those who enjoy a rather time consuming but fun modpack ;D
Hey! It's Time to Stop!
A mod that will auto shut down your minecraft server after a custom amount of time if nobody is connected!
0 Ping
A Modpack that feels like you're on super low ping.
NeoSpawn - MGZCraft
🌌 MGZCraft - NeoSpawn: Explore a renewed Minecraft! This modpack offers an immersive experience, balancing adventure, technology, magic and challenges, with maximum focus on performance and stability. Get ready for a new era of fun! 🚀
Refreshed and Refurbished
Makes minecraft feel alive and fun again from compleatly changing the terrain to all the little details that make a diffrence
InstaLeafDecay
Instantly decays leaves near broken logs to speed up tree harvesting.
TomExpensive
TomExpensive is a lightweight, high-performance solution for Minecraft 1.21.1+ that removes the restrictive "Too Expensive!" limit in Anvils. It ensures your players can always repair and enchant their gear while providing modern utility features.
Voidcore.cc
A generally small pack containing some QoL mods alongside performance mods and different tech mods. A pack "locked" in time and made for forever worlds (unless breaking changes).
Thumbnail Modpack
A Minecraft modpack made for content creators and thumbnail artists.
GPQOL
Greenparrott's completely client side quality of life and performance modpack.
BetterWarpSystem
Simple & Powerful Warps
JEO - Original
JEO - Just enugh optimization, is a optimization modpack with different versions.