Minecraft Java 1.21 Mods
Browse 126,187 free mods for Minecraft Java 1.21 — popular picks include JobSystem, Simple Texture Pack, Protected Debug Stick.
Step by step: How to install Minecraft Java mods & modpacks
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JobSystem
🌟 Advanced job system featuring custom levels and rewards to enhance player engagement and provide dynamic career paths on your Minecraft server. 🌟
Simple Texture Pack
A texture pack with a minimalist style
Protected Debug Stick
A plugin that add a legit debug stick for survival servers
stackable patch
update original mod to new versions
ATOMLAND Optimized
1.21.11 & 26.x - Simple and fast open-source OptiFine alternative for modern loaders. Designed for players, content creators, and more
Better Totem Counter
Totem count above your hotbar, plus totem-pop counts above player nametags. Extra features, like reset pops on death for other players. DTS lib required.
Anti Invisbility
Replace Invisibility Particles With other particles
Meowl Totem of Undying
Resource pack replacing Totem of Undying with famous Meme Meowl with custom image
cook up!
adds more options to cook items in a campfire and furnaces and makes all mushrooms edible!
FPS Craft(Builder's Edition)
Mod focusing on fps boost and make building in minecraft super easy. Note:- If your computer does not have a nvidia graphics card, them you have to remove nvidium mod from the mod folder in order it to work properly.
Fake Armor
Craft cheap & stackable non-functional Fake Armor to decorate your Armor Stands
Better Building Recipes
Tired of waiting at the furnace just to get basic building blocks? This mod completely removes the annoying waiting times and smelting chains for common blocks.
FPSCraft for More FPS
This modpack is designed to provide a smoother vanilla Minecraft experience through performance optimization mods. Depending on your hardware and settings, it can significantly improve FPS and overall game performance.
Tachyon Shaders
A highly customizable shader designed for performance, offering both vanilla+ and a more visuals oriented style.
FortressCore
FortressCore is a comprehensive Minecraft server security plugin featuring AI-powered threat analysis,login/registration,anti-impersonation,IP scanning,automated chat moderation,watchlist monitoring,and advanced tools including bans,appeals,and audit log.
Origins: Moon Gazer
She fell from the moon into the Overworld. Shy and gentle, she still remembers where she came from and when night falls, she gazes up at the sky. They call her Moon Gazer
MAXGYRO (ULTIMATE) PVP
Here is my MAXGYRO (ULTIMATE) PVP Texture Pack. While it maybe the most optimized Texture Pack, I hope Players will enjoy it. Thank you.
Netherite Upgrade Recipe
Add netherite upgrade recipe to your game
Jump Enchantment
New enchantment that, when applied to boots, increases your jump height!
Clerics Trade Totems!
A simple mod that adds the Totem of Undying to Master Cleric trades.
Cobblemon Journeys End
Cobblemon for our Free2Play server created by Elyygee, Tadiz and HoloShugga
Spoingly Slimes
Slimes, but a bit more goofy.
looshyblock
a different look for hypixel skyblock!
FPS MAX+
A lightweight optimization pack focused on maximum FPS and smooth gameplay — perfect for low-end PCs and multiplayer servers.
AnonymousUser's 3D Fires
A 3D edit of the Fire model for 16x Resource Packs
Pocket Universal [Cobblemon]
A custom Cobblemon datapack featuring original Pokémon, hybrid creatures, unique variants, and characters from different universes. Many more creatures and ideas are coming soon!
Music Maker Mod Neoforge
Music Maker Mod adds music sheets, instruments and other devices to the game for creating and playing music. A PORTING FROM FABRIC
Ultra-Totems
Makes the totem pop sound effect into a mash of ultrakill sounds that sounds like a machine powering down along with satisfying glass break sound effects and many more.
Builder's Delight
Adds a variety of building tools to enhance your creative experience.
clean connected sea lanterns
a texture pack that adds connected sea lanterns

Format
A plugin (and now MOD) that will help you with data pack creation. It can generate NBT and JSON advancement areas with a world edit-like tool.
VulkShade
This mod brings shaders to Vulkan (fork of vulkanmod). You can now experience better graphics with the same hardware :)
DamageRender
Render your damage's amount in world
Winded
A balanced way to encounter Breezes naturally outside of Trial Chambers!
Refreshed Melodies
A resource pack that brings back forgotten C418 music, introduces new fitting songs, balances music priorities, removes biome-specific songs, and more!
Lushier
An overhaul for the Lush Caves. New structures, new tools, and new adventures.