Minecraft Java 1.21 Mods
Browse 21,865 free mods for Minecraft Java 1.21 — popular picks include Natural Cataclysm, Block Pack, Nether Gold Ore Drops Raw Gold.
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Natural Cataclysm
Adds natural disasters to Minecraft, including earthquakes, tsunamis, tornadoes, meteor strikes, droughts, and black holes.
Block Pack
📦 Add 1200+ decorative furniture blocks & functional furniture vanilla style blocks in Minecraft
Nether Gold Ore Drops Raw Gold
Nether gold ore drops raw gold instead of gold nuggets
Cattlestrophic!
A mod introducing new mechanics on animals breeding and growth.
Netherite Recycling
Recycle netherite tools and armor into netherite scraps via smelting or blasting.
Cooperative Advancements
A simple mod to share advancements between all players in multiplayer games.
Create: Additional Crafts
Just a couple of crafts. Currently, only two crafts are in mod: for netherrack and for gunpowder.
PlayerCulling
A culling paper/folia plugin and fabric mod designed to prevent players from seeing each other through walls using cheats.

Immortal Pets
Makes all pets immortal, because it's too sad when they die.

Crimson Curse: Infection
A virus dormant in the Crimson Forests of the Nether escaped to the Overworld. Now with access to water, it began evolving into horrors one could only imagine....
Enderite Overhaul +
Enderite upgrade = new material , Armor + weapons + tools! MOBS , BLOCKS, KATANAS UPDATE Rideble Dragon update
ArmorTweaks
Different armor and damage mechanics that make make survival more suitable for PvP.
DonutSell
A simple plugin creates a Sell System using vault or any other economy plugin with history and multipliers inspired by DonutSMP owned by DrDonutt
Cpvp Hud
The best hud for cpvp for fps, armor durability, ping and so much more!
Cheaper Lead Recipe
Backports the cheap lead recipe (and recipe advancement!!) from 1.21.6, which replaces the slime ball with string.
Spontaneous-Replace
Provide players with enhanced vanilla adventures with new content
Custom Breed Cooldown
Change the breed cooldown for mobs and villagers!
Lush Rewards
LushRewards is a hugely configurable Rewards plugin that will help you reward your players for playing on the server. You can reward your players day by day (daily rewards), or for playing hours on your server (playtime rewards)
More Fishing Baits (Cobblemon Addon)
Ever felt it weird that only berries could be used as fishing baits in Cobblemon? This addon gives certain vanilla items the ability to be used as fishing baits.
Slabee
New Slabs, Vertical Slabs, and Mixable Slabs!
Cobblemon Mount Slot
Dedicated Mount Slot & Mount Whistle Item
Exposure: Detective
Addon for Exposure that introduces detective tools
Spears
A recreation of the upcoming Spears for Minecraft!
Knarfy's Terrible Commands
Terrible commands suggested by viewers for Knarfy's video!
ArPhEx: BOP Integration
Integrates ArPhEx with Biomes O' Plenty by assigning mobs to fitting biomes.
Detominer
A standalone 3x3 mining mod with customizations made easy that's tailored for players!
Slash Portal
Adds the /portal command for calculating the portals' Nether and Overworld coordinates quickly.
Aspects
Aspects is an Origins inspired modification that adds unique Aspects with upsides, downsides and abilities
Frame Changer
Adds customizable Nether portal frames and stylish obsidian decor.
Origins-Monsters
An Origins Reborn origin addon for PaperMC servers, adding 6 new origins and 4 variants, themed on Minecraft monsters
Duch Cart Fix
A client-side Fabric mod that automatically switches to a minecart after placing a rail (with offhand support), and offers a one-click mode that places both rail and cart in a single act
Mints Craft Dyes [Cobblemon]
A Cobblemon Data Pack/Side Mod that allows mint leaves to be crafted into dyes!
Isocraft
Isometric view + ARPG-like gameplay to minecraft
Call Your Cat
Easily call (whistle) your cat with a goat horn to teleport it to you
Alex's Biome Dimensions
Each biome got it's own dimension you can explore, farm wood in the forest dimension or go hunt for some loot in the Cursed or Deep Dark dimension!
Librarian
Improves the saved hotbars system by adding new features, optimizing existing functions, and increasing the overall capacity with a page system