Minecraft Java 1.21 Mods
Browse 1,677 free mods for Minecraft Java 1.21 — popular picks include XMobGeneration, Promotional Music Discs, Toukun's Mod.
Updated daily
XMobGeneration
A powerful Spigot plugin for managing custom spawn areas with WorldEdit integration and GUI Support, Limit of 45 areas

Promotional Music Discs
Adds promotional Minecraft music to the game through Music Discs.

Toukun's Mod
This mod is the culmination of what my friends and I think would be fun to include in Minecraft as a Mod.
TeethDweller
Adds the Teeth Dweller but has progression or something idk
Wild Wonders
A Beta mod that improves world generation and adventure!
Typhon
a Volcano Simulator "Paper Plugin" for Minecraft
ChunkDeleter
Advanced chunk cleaner plugin that deletes unused chunks for Paper/Folia servers
Serena Seasons X Oh The Biomes We've Gone
A simple datapack designed to improve compatibility between Serene Seasons and Oh The Biomes We've Gone.
Infested Netherrack & End Stone
INFESTED Netherrack & End Stone to End and Nether Dimensions with Spawn Mob System (Endermite and Blaze) (infected)
Elements of Beta
Elements of Beta is magical datapack that not only brings beta Elements to 1.21, but adds more! Check out Purely Beta for just bringing vanilla Beta features.
No Copper Ore
As a counter to the Copper Age Minecraft drop, this datapack prevents copper ore from spawning in caves.
Script Blocks
Adds various blocks and mechanics which assist map makers and dungeon builders.
Peaceless
An enemy mod set in the Species universe that adds new mobs with fun mechanics and drops
Staff X-Ray
A powerful and optimised X-Ray for your server's staff
Aiden's Tech
A technological mod made for adding more technology to Minecraft, much like mods like Hbm's Nuclear Tech mod. This also includes firearms, such as the Mosin-Nagant, M16, and M1911.
Everything from Nothing
A 1.21.11 Expert Skyblock experience built entirely around vanilla mechanics, enhanced only with light QoL & performance mods.
Lingua Mundi
Learn the Language of the World, build modular spells, enjoy fantastic visuals.

Glow Squid Spawn Fix
Fixes spawning of glow squids in random water columns which leads to unnecessary items in the world.
Lost in Dreamland(迷失梦域国)
Add a series of new things.Including a new dimension.
Zhengels's additions
This mod adds vanilla+ stuff and fixes some minecraft's flaws.
FoxSMPUtilities
SMP utilities plugin, that allows you to disable pvp, griefing, netherite craftings, dimensions, elytras, change pearl cooldowns, nerf end crystal damage
BuildsNBarrens
Adding features to build up the barren aspects of the game!
Golem Gear
A Mod themed off of Iron Golems. The mod adds many features such as golem blocks, golem ores, golem tools, and much more!
Distant Lands
Discover immersive biomes inspired by Brazilian flora, 500+ blocks, Carpenter Table, Hollow Logs, and Crawl for hidden adventures!
VillagerExplorer
Villager Explorer is a client-side Minecraft mod that lets you view detailed information about villagers in a beautiful, interactive GUI.
TerrariaCraft (NeoForge)
A Minecraft modpack that brings Terraria’s unique items, mechanics, and enemies into the Minecraft world.
Ban bat
Do you hate these annoying little pests? This mod/datapack can make them disappear!
Garden Depths
Adds new interesting features to Minecraft's Pale Garden.
Disable Structures by choice
This Datapack was originally designed for Skyblock_infinit to be able to disable specific structures by choice
Koniavacraft
Explore the fusion of magic and technology in 'Koniavacraft' and drive your arcane industrial revolution!
Aquatic Plugin
This is a Minecraft Plugin wich adds many Ocean and Fish releated things to Minecraft
Endless City LITE
Turn your world into a vast & endless city, and try to survive this barren landscape. A more performance friendly version.
Rogue Worlds
Transforms the game into a roguelike with many unique upgrades, custom structures and multiple levels
Mechanical suffering
Modpack with little bit of everything. Create, BetterEnd and BetterNether, Ice & Fire, Born in Chaos, Cataclysm , Mowzies mobs and lot more.
BetterReset
Minecraft plugin that lets you safely reset a world’s Overworld, Nether, and End while the server is running, with player protection, async deletion, and full regeneration in one command or GUI.
uiinpui's Enchantments (legacy version)
A collection of enchantments that I wanted to make because I was bored and wanted to learn how making datapacks works :>