Minecraft Java 1.21 Mods
Browse 12,329 free mods for Minecraft Java 1.21 — popular picks include Csplaym - Minecraft PvP Battles with Advanced Matchmaking!, Reforged Modifiers, Difficulty by Distance.
Updated daily
Csplaym - Minecraft PvP Battles with Advanced Matchmaking!
Csplaym is a Minecraft plugin that brings competitive PvP battles to your server. With advance
Reforged Modifiers
Reforged Modifiers adds equipment modifiers based on Terraria's modifiers.

Difficulty by Distance
Adds the option to scale difficulty infinitely the further out you travel, alongside applying scaling to more mechanics and tools for pack creators.
Competitive Morning
'Competitve Textures' Texturepack, but with Solar/Day Themed Textures.
Learnopolis
A new world full of instruments and enemies!
WahoopMobs
A world awaits you, surviving an apocalyptic wave of a virus with an unusual name - SCHASCHA! All the mobs have acquired a strange hue, their faces have been transformed. What else will we experience? We'll see...
Coral Nautilus
Have you ever thought that, Hey! There should be a Coral Nautilus just like the Zombie Coral Nautilus. Well, this mod adds just that!
Spark Stuff
A project that adds some stuff, like new sounds and cool animations for both player and mobs.
Duckzi's Opossums
This project adds Opossums to your minecraft world!
TheHandOKill
Small mod adds the iconic "space erasure" sound that plays every time you kill a mob with a single hit
Weird_Update
This mod is Intense and weird...
MMName | MythicMobs Floating Name Display (TextDisplay) [1.21.x]
Show beautiful floating names, health bars, levels, and fully customizable multi-line labels above M
MasterLeaderboard
MasterLeaderboard tracks the kills of MythicMobs mobs for each player, creates customizable leaderboards, and assigns automatic rewards through console commands.
Pigfull Portals - Bedrock Goldfarms
The great and famous Bedrock Edition gold farm functionality but now on JAVA edition ! (check description)
Actually Faithful Steeds
A datapack that makes your faithful steed actually faithful by staying near where you dismounted.
Far's Wilder Tweaks
This datapack makes some tweaks to many of Minecraft's biomes with new animal variants and generated features to make the world more wilder!
Bring 'em here | Crafteable nametags
adds the new craft recipe from the newer version
No Silverfish XP drop
Removes dropped XP from Silverfishes (Quick Infestation Farms patch)
Christmas Update
A Vanilla styled christmas update for minecraft
Nos's Rideable Pandas
You can ride and/or fly pandas.
CHIC
CHIC is an upgradable Minecraft mod featuring a Super Chicken entity that dynamically camouflages its color to match the block it stands on and lays that same block as an egg.
P6 Korupcja
This mod adds P6. P6's tools and P6's fat. There is also a biome where he naturally spawns, which is in the forest.

Craftable Mob Eggs
With this project you can simply craft mob eggs. Perfect for survival worlds!
⚡EvilMobs - Create your custom bosses
Multifunctional Bosses with simple configuration
MythicPartyConditions
Added party member check conditions in MythicMobs
Sharks Rubber Chicken addon
A mod that is all about RUBBER CHICKENS. It adds 1 new item, 2 new tools, and 1 new mob
He Sounds Just Like New York
A challenge mod made in a little over 40 minutes. My prompt was "New York." [ARCHIVED, DON'T PLAY!]
vanilla gunpowder crafting
Blaze Powder + Coal/Charcoal + Bone Meal
[V] Staff&Addition
Vanilla additions to the game! Mobs, Tools, New Crafts!
Peaceful Harvest and Blue Moons 2 - Replace
Replaces the Harvest and Blue moons with peaceful versions in Enhanced Celestials 2
CT TierTagger
CT TierTagger is a lightweight, fully client-side Fabric mod designed to display accurate competitive PvP tiers directly in-game by dynamically fetching real-time data from our custom tierlist database. Once installed, you can instantly see the color-coded
LuckyEngine
A modern and highly configurable LuckyBlock/luckyblocks plugin for Paper/Spigot 1.21.x featuring a dynamic luck system, powerful in-game reward editor, multi-language support, PlaceholderAPI integration, and 14 unique reward types.
Camille's Sniffer Loot Expansion
This datapack expands the loot that sniffers can uncover while digging. No overpowered items, no random out-of-place items, only logical, balanced vanilla friendly loot.
Blue...
A small but content-packed mod that adds a brand new biome, unique mobs, custom ore, and fun weapons like Silly Gun and Katana.
Immortalizer
Adds The Immortalizer (and commands) for immortalizing mobs.
HeroPets
Adopt, level up, and care for RPG Tamagotchi companions with custom vitals, digital PC storage, and mountable pets!