Minecraft Java 1.21 Mods
Browse 1,677 free mods for Minecraft Java 1.21 — popular picks include Better Ancient City Loot, Skylife, TFC x TFMG: Oil Well Compatibility.
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Better Ancient City Loot
rebalances ancient city loot tables
Skylife
A Skyblock with the goal to make everything different (at least a bit)
TFC x TFMG: Oil Well Compatibility
Adds oil wells from tfmg to tfc generation
Desert Traders
This datapack makes it so that wandering traders don't spawn with Llamas in the desert but with camels.
Magic of the Mind
A mod about discovery, powerful telepathy and the dangers of touching unknown substances.
DynamicBorder
This mod lets you fully customize the Minecraft world border - set its starting size, adjust its growth or shrink speed per player, and make your world feel truly alive and responsive.
Harder
Makes Minecraft a harder game.
Better Campfire Cooking
It makes campfires better by adding new recipies, doesn't impact performance much.
Chunky-Challenge
A Minecraft Mod wich spawns a new Mob you have to fight when you enter a new Chunk. Inspired by Youtuber BastiGHG
Aqua Verse
AquaVerse expands aquatic biodiversity of minecraft
DungeonRefresher
Automatically regenerates loot in chests, barrels and vaults with custom cooldown and vanilla loot table support.
Corex
Modern, Paper-exclusive compiled scripting engine
Tweaked
Tweaked adds useful Minecraft commands, admin tools, advanced gamerules, mob spawning control, inventory editing, sandbox worlds, and server management features.
VoidSky
A plugin that teleports players into the sky if you fall in the void.
Items, Crafts & World of the Realms of Runeterra
This project introduces all the items, blocks, abilities and other gameplay mechanics not related to the world generation provided by the Core Package of Realms of Runeterra: A Tale of Relative Dimensions
Vertical Dimensions
A plugin that connects worlds through the abyss or the sky
NeoPlots
Professional-grade, server-side plot management. Based on a plugin, but built natively for the modded ecosystem.
Nomadic Realms
Nomadic Realms offers a primitive survival experience. Logs are tough, so use flint; but wood tools are extra weak. Chests, furnaces, and loot must be found with exploration. Death randomizes respawn, but the new Ender Chest is now vital for all valuables.
Biznesmod
This mod adds new biomes, a new villager proffesion, new mechanics (upgradable abilities, collecting iron dust to make iron ingots, etc...), new custom structures (10+), a TNT cannon which shoots tnt where you look and some new redstone components.
The Echo Horror
A progressive psychological horror mod that introduces strange anomalies, distant watchers, unexplained encounters, and escalating disturbances as the days pass.
Structure Overload
Transforms your Minecraft world into an endless sprawl of structures, spawning vanilla dungeons at every step without compromising game performance.
Somnium Reale
Explore a new world where things aren't quite as you remember, but in some ways feel more real than ever.
Custom Hyperion
This project adds a Hyperion concept, just very different and survival friendly (not OP)...
OP Ruby Addon
An ancient and long-forgotten ruby returns to the world. Villagers dream of possessing it and will reward those who bring it to them with greater riches than ever before.
quickmine
this plungin add a fonctionnality to automatically mines connected ores when a player breaks one with any pickaxe
Gleamcraft
Gleamcraft adds a luminescent material to the game that has a unique toolset with a special ability, and material variants that can be used to more efficiently craft vanilla items
Gigeresque - Create: Northstar compatibility
This Datapack adds some compatibility between Gigeresque and Create: Northstar.

The Pandoras Box
Pandoras Box adds a mysterious block that periodically generates random items from every installed mod. + New dimension
Homerun
Minecraft server resets made better. Keep some chunks, or wipe everything completely.
Oscilica
Oscilica is a renewable alternative of sand in outer End islands. Oscilica can be grown into an Oscilica Pileus using Quartz. This mod also adds Oscilyst Slice and Oscilicrete blocks.
Lucid Realms
Adds dreams & nightmares to the game. *very much unfinished
Materia-Reborn
A progression-focused Minecraft transmutation mod inspired by ProjectE, featuring Essence, upgradeable tables, rituals, storage, and smelting systems.
Clouds Unbound
Clouds Unbound - immersive clouds that add depth and atmosphere to your skies.
OpenFloor
A super simple mod that completely removes bedrock and lets the world generate without that unbreakable layer. It makes the world feel way more open and gives you room to build or mine in places you normally can’t.
Bedrockite
This mod adds a survival friendly but a hard way to destroy bedrock. It adds a material called bedrockite which can be used to upgrade a netherite pickaxe to a bedrockite pickaxe (which can mine bedrock)
Silly Stuffs
Become the greatest businessman in all of Minecraft! Expand your business empire, sell your products, mine plastic, eat burgers, and have fun!