Minecraft Java 1.21 Mods
Browse 8,214 free mods for Minecraft Java 1.21 — popular picks include Better Auth, Meric's Wonderland, SpeicherSaver.
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Better Auth
BetterAuth is a lightweight and powerful authentication plugin for Minecraft servers. Protects against bots, hacks, and unauthorized access. Supports all server cores and versions from 1.8.9 to 26.x.
Meric's Wonderland
A large NeoForge 1.21.1 modpack focused on Create engineering, Aeronautics, exploration, world generation, food, decoration, and a richer survival experience.
SpeicherSaver
A high-performance Minecraft server plugin that automatically deletes unused world files to reclaim 80%+ disk space while safely protecting player bases and builds.
Quick World Reboot (QWR)
Quick World Reboot teleports all players to a set world, deletes and recreates the current world, and resets the adventure instantly.
WAtimized
WAtimized is a lightweight, performance-focused Minecraft modpack based on Fabulously Optimized, enhanced with carefully chosen quality-of-life and exploration mods while preserving a smooth, vanilla-friendly experience.
Oops-all adventures
This is another Oops-all modpack oriented on exploration looks and structures
GrimVeil
A dark expansion to your world adding a biome, 50+ blocks, a toolset, a material after netherite, and an eerie creature to fight and hide from.
Evolved Exploration PLUS
Evolved Exploration PLUS modpack is new updated version of Evolved Exploration modpack (found in CurseForge).
Northstar: Mars Expansion
This datapack expands the world generation of Mars in Northstar. There are 6 new biomes and some structures added.
Diced
Adds a new world preset that turns the world into cubes
Optimized Performance Pack
This project has every mod that you need to play Minecraft or these mods are also optimize your game even in low end PC
JsAnnouncement
A lightweight Minecraft Paper plugin for version all that allows server admins to send clean and configurable server announcements using simple commands. It provides easy-to-use announcement features with customizable title, subtitle, colors, and sound
RandomOres
This is a mod that adds "RandomOres", which allows you to obtain random ores by mining.
Phitive
Many unique plants and other exciting additions

Arcat Vanilla+
A modpack that attempts to Enhance the vanilla aspects of the game, adding more variations of already existing blocks, Quality of life features, rework of World generation and adding vanilla friendly features that use existing items and enhance the game
Survival update
Hello, this mod is designed to improve the survival aspect of Minecraft. It's an unfinished version that will undergo changes over the coming months, but in its current version, it includes new double and small flowers that beautify the plains and forests.
AgonyMinus
Adds various gimmicks and items and critters and whatnot
adrix's better end
this project adds end update: biomes, structures and mobs.
More Collectables by Memontanik
This Project Adds More Stuff to Collect, Craft, Use and Break! It could be a fun experience with this Project!
Dimmy's Paca Bash
You'll never guess what this adds. It adds Pacas, the animal
TreeDelete
TreeDelete is a paper plugin made to remove trees immidietly and efficientiely.
Dark Echos
Deep Dark Dimension And MANY new Deep Dark Items. Be aware that the file is brownie cow however that should be changed when beta ends
MysticRealm - Pinokio
🎭 Meet Pinocchio in the forests! Befriend him with music, or face his pack if provoked. Harvest his nose to craft a legendary sword that instantly turns any mob into wood! 🌲✨
Polymer Patch for Chef's Delight
A Polymer Patch mod for Chef's Delight, allowing it to work fully server side!
Evolution Mine
Evolution Mine lets server admins build fully customizable mining progression systems for their Minecraft servers.
Field journal
Logs your discoveries of new biomes automaticly
DistributedDimensions
A Minecraft plugin system that splits a world across one Paper server per dimension, coordinated by a Velocity proxy.
Blue Berry Pie
A light weight vanilla friendly modpack with dungeons and a better terrain generation. with a little extra.
Beyond The Simulation
Grow a Lab Grown Brain that Connects Redstone Beyond the Distances, Dimensions, Worlds, Servers and Realities? (yes, connect redstone to real life)
Iplutt's World
A simple mod that adds a few biomes to the dimensions (currently only the end).
API-NameTagVillagers
RU NAMES This is a Minecraft datapack that automatically changes and generates names for villagers (the “nosy ones”). It makes the game world feel more alive — now every villager receives a unique name that is generated when they spawn.

Speedrunnersbane
Making Minecraft more annoying for everyone. But mostly speedrunners.
twinkle popo mod
it adds twinkle popo realistic pikachu and realistic hellokity
Fight Back
Fight Back against Horror Mods with OP armour that grants effects like flight and invulnerability, tools that one-shot and insta-mine everything, a new dream-like dimension, new achievements, and more!
Expanded Adventures: Vanilla+
A Vanilla+ overhaul of Minecraft's exploration for 1.21.1.
Wood Land
That mod adds new dimension "Wood Land"