Minecraft Java 1.21 Mods
Browse 125,543 free mods for Minecraft Java 1.21 — popular picks include Sable-Vivecraft-Fix, Structurity, Titans - World Bosses.
Step by step: How to install Minecraft Java mods & modpacks
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Sable-Vivecraft-Fix
A compatibility patch for Sable and Vivecraft. Fixes issues that occur when VR players use teleport movement onto Sable's physics-based moving structures.
Structurity
🏰 Adds new structures, ruins, towers and landmarks to make Minecraft exploration more exciting and rewarding! 🗺️✨
Titans - World Bosses
Pixelmon World Boss Sidemod
Multiplayer In Singleplayer
You Want to Play Minecraft with friends, but you have none! Never fear this mod is here! This mod adds Steve anywhere and everywhere in your minecraft world so your never lonely!
LAir's Bosses
This mod adds two bosses to the game, The Spirit of the Forest and Zeus, along with a new structure: Olympus.
Instant Death
A simple plugin that lets you kill yourself with /kill without needing any special permissions
Tweaks Armor Trim
Resource pack which is created for more convenient to do with Blacksmith Pattern
Round's Custom Paintings
Add your own custom paintings to Minecraft.
OptiNeo
This modpack makes your games feel like OptiFine, but on NeoForge!

Death Soul
A Data Pack which will leave behind a Soul containing your Items and Half of your Levels
Mobile Trashcan
This mod adds Mobile Trashcan which automatically removes selected items from the inventory.
Uuirco's Crystal Optimizer
A lightweight Fabric mod that improves End Crystal responsiveness by removing crystal placement delay, instantly hiding broken crystals client-side, and providing configurable crystal spin speed.
PBR & Tweaks
Tweaks some textures and adds PBR
More Little Decorations
Adds details in the form of different stones from different materials to each biome. In the future I plan to add more details such as sticks flowers fallen leaves and the like.
Unbad Redstone
Makes redstone hitboxes a full square instead of just a tiny line so it's easier to hit
自动化时代 AutomationEra
Add multiple advancements about automation farms & redstone machines
Ocean Giants
“Enhances the size and power of aquatic creatures from Alex's Mobs and Ben's Sharks to create epic sea battles.”
fullbright-gamma
This fullbright mod will increase your gamma without mod conflicts or errors.
Aberration
A PvP shader that focuses on PvP visuals (specifically crystal PvP) rather then cinematics.
SmartRejoin
A Velocity plugin that gives you full control over where players connect when they join your network.
Cubes With Borders
A mod that tweaks the behavior of Minecraft's exclusive fullscreen mode.
TheSalt's Text Effects
Add dynamic text animations to your Minecraft world!
Armor Durability Overlay
Changes the color of netherite armor depending on its durability.
Create + Sable : Server Spawn/Spawn Anchor on airship/subspaces
This mod adds a special world spawn block for Minecraft/NeoForge that works with Create and Sable subspaces.
OneHitTreeChopper
OneHitTreeChopper Mod 1.20+ By NonKungCh
Cobblemon Raid Den Queue
Adds a command that makes so players can queue into a raid together without having to search for it in the survival world. /rqueue
Rideable Yoshis
Changes horses to Yoshi from the Mario games

Bedrock Outline
Adds a outline to all bedrock blocks.
Koi
Koi is a stark black-and-white CPvP pack built on pure duality — ghost-white diamond, void-black netherite, and a silent cosmic sky. ☯️
BettorMC
Stake your world on games of chance
[CPVP] Red Low Fire
A clean, optimized red low fire resource pack designed for CPVP and competitive Minecraft
LifeSteal Launcher
LifeSteal Dungeon: The official 1.21.4 MMORPG Modpack! Dive into a pure action dungeon. Master special attacks and face epic bosses. Optimized for performance. Download and join play.lifestealmc.fr for an intense MMORPG adventure!
Apps! The Next-Gen GUI Plugin
A new and improved GUI system that feels more like using a website or app instead of clunky chest-GUIs or memorizing dozens of commands.
Wynncraft Big Items
Increase the size of dropped items when favorited from the Wynntils item guide
Seed Tweaks
Add ability to crossbread seeds
No More Copper
Removes Copper Ore from generating