Minecraft Java 1.21 Mods
Browse 129,818 free mods for Minecraft Java 1.21 — popular picks include Soggy Cat Compasses and Clock, [DELTARUNE] - Ralsei MENU, Wool Additions.
Step by step: How to install Minecraft Java mods & modpacks
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Soggy Cat Compasses and Clock
Turns the default Minecraft compasses and clock into Shark (soggycat)
[DELTARUNE] - Ralsei MENU
Ralsei in the game's main menu!
Wool Additions
Adds Sittable Cushions, Wool Stairs, Wool Slabs from the 26.3 Snapshot (plan to add sleeping bags)
Marvelously Client-Side
A client-side performance, animation, and QOL features modpack focusing on creating an even more enjoyable experience on both vanilla servers and singleplayer without affecting game mechanics or "server-side" features.
FA Player Extensions Cross Mod Fixes
Adds tweaks to the FA Player Extensions that cleans up the game play while using other mods.
CrazyMC - A Special Apocalypse | Apocalypse with Quests!
A chaotic Minecraft adventure featuring zombie hordes, powerful bosses, firearms, magic, advanced technology, massive dungeons, and endless progression.
Aeternum Roleplay
Modpack for playing on the aeternum-roleplay Server
Galaxy shader
A simple shader which changes all blocks universally to display a galaxy/starry night, and gives all entities a golden glow
SpearLimits
This plugin allows you to limit ANY TYPE OF SPEARS that being Diamond, Copper or Netherite!! It also includes BROADCASTING when Spears get crafted
Better HUD Info
Client-side HUD mod displaying coordinates, biome, direction, light level, and FPS with configurable positioning.

BilibiliSanLian
Put your bilibili‘s sanlian in your Minecraft World! 将哔哩哔哩的三连放入你的我的世界世界中!
Herbs & Brews
Brewing Recipe Board
CrateBundles
Replacing the "Crates + Keys" with "Bundle Items + Right Click" And a user friendly item / command / kit gui setup ingame!
twp-Slimefun
resourcepack for Slimefun and addon

Material Tools
Gives tools unique shapes.
Serious YouTuber Pack
this modpack helps to create content creation easily!
Scary Optimized
This modpack improve performance and accesible with the latest of all mc releases!
Better Turtle Helmets
Reworks the turtle helmet to provide continous water breathing underwater at the cost of losing durablility overtime.

Lemons
Explosive lemons, because Cave Johnson said to make them
Bobo's Multiplayer
A modpack that aims to improve the multiplayer experience.
Cobweb Outlines - Better
Adds outlines to the Cobweb
[MTR4] Nightjet Coach
The Nightjet coach, a night coach series for night travel
Colored Nether Portals
Dye your nether portals any color
EvoLoginTimeout
Server-side timeout extension & connection diagnostics for NeoForge 1.21.1
Charta Compat
Modded village compatibility for Charta.
FoCombatTag
Combat tagging with timers, command locks, and safe-zone rules.
PlayerLogin/Register
This is an mc paper 1.21.X plugin that adds login and register in your mc server to keep it safe and not let anyone inpersonate
Ziran Shaders
Simple, Optimized and Beautiful Minecraft Shaders! Developed by Osaidii.
CommandF3
A lightweight mod adding a /f3 command to toggle the debug screen, show hitboxes, and reload chunks. Perfect for macOS users!.
Carpets: Back To Wool
Add crafts (carpets --> wool)
YourNotTheFirst.jar
a horror mod that adds dimensions and entities
Blinking Durability
Makes the durability bar blink when an item is about to break!
Your Helpful Friend Chiikawa!
adds CHIIKAWA to MINECRAFT. She replaces the Copper Golem! 1.21-1.21.10
Cleanly
Cleaner minecraft textures
MCBackwards
This Plugin Will Make Your Minecraft Progression Reverse, Start From END, Then Nether, And Then Overworld
Elytra Remover
Elytra Remover is a Minecraft Fabric mod that disables Elytra by removing it from loot tables, crafting recipes, player inventories, and usage, while notifying players if they attempt to use or obtain an Elytra.