Minecraft Java 1.21 Mods
Browse 314 free mods for Minecraft Java 1.21 — popular picks include Corail Tombstone, Oh The Biomes We've Gone, The Aether.
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Corail Tombstone
Keeps safe your inventory items in graves on death with many features for better survivability and exploration, in a medieval fantasy atmosphere related to the decorative graves & the haunting souls
Oh The Biomes We've Gone
An astounding sequel to the original BYG mod for 1.20.1+ with over 50+ biomes ranging from the magical to the realistic and all breathtaking!
The Aether
The Aether Team presents the original Aether mod! Maintained and kept up to date for modern versions of Minecraft and fully compatible with multiplayer!
Chef's Delight - Farmer's Delight Villagers
Add-on for the Farmer's Delight mod. Adds 2 new professions to villagers. Chef and Cook. Depends on Farmer's Delight.
VillagersPlus
A villager extension mod, adding new villager types, trades and beautiful workstations.
Bountiful Fares
Enhances the food and farming side of Minecraft!
Realm RPG: Fallen Adventurers
Improves world exploration by adding skeletons wtih treasures. Vanilla style.
Better Villages
This mod enhances the villages in Minecraft by improving existing structure, making them feel more alive and engaging to explore.
Etcetera
Simple mod that adds random vanilla friendly features

Immortalers Delight
Ancient plants, ancient tools, and the expansion of ancient diets!
More Mobs
Humanoid mobs get new variants through over 85 custom player heads or unused vanilla mobs! No Resource Pack needed!
Luki's Woodland Mansions
New Mansions to explore and traverse.
DivineRPG
8 New Dimensions ♦ 115+ New Mobs/Bosses ♦ Hundreds of New Blocks and Items ♦ Unique Weapons and Armor
Explore Ruins: The Aether - Dungeons & Structures
New dungeons and structures in the Aether dimension.
Zombie Variants
Add 15 variants of zombies that can appear in different biomes!
Burnt + Additions
A Vanilla fire enhancing mod, if you light it, it will burn. Build your world and burn it down!
No Man's Land
An uncompromising Overworld Overhaul, Enhancing world generation in every biome and environment.
Arda's Sculks (Ancient City Portal / Deep Dark Dimension)
Arda's Sculks mod is a mod that improves the ancient city in the game and offers the ability to open the ancient portal in the ancient city. This mod adds many deep dark biomes to the game and many boss creatures found in these biomes.
Sculk Depths
adds a new dimension accessed via the ancient cities in the deep dark biome
BetterStructures
Add structures for any world generation!
Nordic Adventure
A Norse mythology–inspired mod that brings a great medieval vibe to your modpacks! Created with MCreator!
Middle-earth
Join the legendary world of Tolkien's universe from The Lord of The Rings to the Hobbit and more!
Plants&Junk
Mod has been merged! - https://modrinth.com/mod/jaizmod This is to keep the work load down for myself, and keep updates coming! This mod implements several new plant types, a new wood type, and new entities to add to the ambience of your world
Spring to Life Backport
A mod that adds some features from the 1.21.5 "Spring to Life" update to older versions.
Happy Pride Moth!
Ever wanted to celebrate pride month, but didn't because there weren't any moths? Here you go!
Cavernous
Cavernous is a datapack that brings many new biomes and features to the caves of Minecraft while maintaining a vanilla like feeling.
Myriad
Enhance your vanilla Minecraft experience with a myriad of new features.
Piglin Conservatory v3.0
Adds a news structure to the Nether, The Piglin Conservatory, along with a new Obsidian Apple, Dragon Fruit, Toxic Mushrooms, Hoglins' Fossils, Corrupted Emerald and a New Music Discs!
Sengoku Jidai Mod
A Japanese-themed mod that overhauls every aspect of the game into the world of Japanese history, culture, and mythology.
Cobblemon x Generations (Generations-Core)
Generations is a massive sidemod crafted for Cobblemon, we enhance your experience by replacing blocky models with game-like Pokemon models, add thousands of blocks & items, and tons of new features.
RPGTitles
Small, cosmetic datapack that adds titles to small things in the game! See the dimension name when you switch dimension, see the current biome you are in and maybe get something when you kill a powerful foe..
I want it earlier (Mounts of Mayhem, IWIE)
This Minecraft Mod adds things from the Minecraft Live before Mojang publishes them in a snapshot! Or just backport the new stuff..
CobbleSpawners
This Cobblemon addon mod allows map creators or admins to place custom Pokémon spawners, manage spawn settings via a GUI, and control Cobblemon spawning behavior, including Pokémon species, spawn chances, and custom stats.

Fathoms
Dredge the depths, seize the seas, and find secrets untold deep below the waves...
Endertech Infinity
Game expansion mod, adding post-End content, many worlds to explore and much more!
Create: Dimension, Steamworks Realm
Create: Dimension, Steamworks Realm introduces a brand-new mining-focused dimension, designed for automation and large-scale resource extraction. This world is filled with rich veins of ores