Minecraft Java 1.21 Mods
Browse 1,910 free mods for Minecraft Java 1.21 — popular picks include World Loading Tweaker, Elytra HUD, Dynamic Height.
Updated daily
World Loading Tweaker
Allows you to change the spawn chunk radius of Minecraft, either speeding up loading or improving spawn quality
Elytra HUD
Adds the Elytra durability in the HUD, so you don't risk to fall while in the air
Dynamic Height
Unleash world height limits up to 32K blocks! 🌍 High performance, no generation changes. Build without limits (Fabric/NeoForge).
Elytra Optimizations
Optimizes Elytra's janky math code
ChestSort
Effortlessly sort your chests with a double-click!
PerformanceX
Struggling with LAG??? Look no further! PX is an All-in-one server performance suite - 50 modules including item/mob despawn timers, AI throttling, lag machine detection, auto backups, Discord webhooks, Geyser support, and more. 1.8.8-26.2.
SinglePlayerSleep - Sleep Plugin
A modern Minecraft plugin that lets a single player sleep, skip the night with stylish effects, lightweight performance, and full configurability — entirely AI-crafted.
Auto Optimization
This mod auto scans the the 10 chunks your in or the ones you loaded and sees for issue it can fix to improve your fps auto optimizing your fps without requring lots of work done
Input Optimizer
Near-zero client input latency.
PvpHud
A very simple but amazing PvpHud with all of the essentials that you need, including fps, ping, cords, and an armor hud. You can also use the new gui to move everything to your needs!

QoM: Excavein
Very Powerful & Configurable vein miner type mod
InventoryCrouch
Lets You Keep Crouching While Opening A GUI
Aligner
Fixes the weird graphical glitch that causes lines to appear when hovering the crosshair above a block in 1.21.11+ with MojoLauncher and LTW
Outer Glow Feather & Lunar
When you can see someone's outer layer in tab, they have an outline around their head Modified to be compatible with Feather and Lunar Client
Flashback-Iris-SkyColorOverrideCompat
Flashback sky color override compat for IrisShaders.
Third Person (F5)
An extremely lightweight and simple third-person view mod
Genesis - World Previewer & Pregenerator
Preview any seed before you create the world. Pre-generate chunks before you enter it.
Create: Balanced Recipes
A Datapack ( You can turn into a mod ) for your create automation needs. Supplies players with Q.O.L recipes for everyday crafts!
FastXP+
A simple client-side optimization mod that allows you to throw XP bottles instantly and fast by just holding down the right-click.
Better Cobblemon Spawns
I am attempting to update the cobblemon spawn conditions so that pokemon like dratini are easier to find and dont only spawn at Y Level 32 and below.
Gpu Cpu Util
On screen CPU GPU usage with Mod Menu settings. Shows temps and more useful info
Essential PVP Utilities
This mod contains many features to give you an advantage when fighting. Contains Fast Block Placements, Wind Charge Optimizer, [Beta] Crystal Optimizer, Faster Strafing and much more.
CleanContainer
CleanContainer helps you to sort your inventory and your containers, such as chests, barrels, shulkers, minecartchests and enderchests.
No Tutorial
This mod will disable the annoying tutorial pop-ups. This allows the user to have a more enjoyable experience.
Cobblemon - Spawn Controller
Control what spawns on your server without having to change your datapacks around!
Industrial Odyssey
🔧 Industrial Odyssey is a private 1.20.1 modpack combining technology, exploration, and combat. Featuring Create for mechanical automation and Tacz for tactical gunplay, it also includes a custom economy system designed for multiplayer gameplay. Build, fi
Simple-Warp-Tpa-Home-Back
no pop-ups, no prerequisites, complete translation, lightweight teleport mod, supports TPA, home, back,and teleport
Long Books
Books have been upgraded to support more pages and longer titles!
Armor Stand Overhaul
A well-optimized data pack that gives armor stands arms by default!
Cobblemon: Infinite Rare Candy
A pink rare candy that allows you to level up your Pokemon instantly without the risk of it being consumed. It is Radical Cobblemon Trainers compatible!

GenshinThirdPerson
We are focused on developing a Minecraft mod that simulates the camera effects of Genshin Impact.
Krave Client
Krave Client - is a Minecraft client with a large number of features developed from scratch.
AxMinions
The Ultimate Minions plugin with great customization and performance!
Raycasted Anti-ESP
AntiESP; culls hidden entities, players and tile entities. Blocks Pie-Ray and Freecam. Formerly known as Raycasted Entity Occlusions/REO.
Custom Elytra DataPack
Show off any Elytra skin you want without having the cape. Just rename it in an anvil. Optifine NOT needed!
AntiVillagerLag
A way to remove the performance impact of trading halls without sacrificing other villager farms