Minecraft Java 1.21 Mods
Browse 12,367 free mods for Minecraft Java 1.21 — popular picks include JuggernautSMP, PocketHouse, Chikatilo Assassino.
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JuggernautSMP
JuggernautSMP is a competitive PvP minigame plugin for Minecraft (Paper 1.21) where one player becomes an overpowered boss — the Juggernaut — and everyone else must team up to take them down.
PocketHouse
A pocket dimension mod with a house that can be customized to accommodate mobs. Crafting is easy and balanced, with 1 bag and 8 eye enders around the bag in a workbench.
Chikatilo Assassino
The modification adds the brainroth "Chikatilo Assassino" to your world, which is able to cut you with its katanas.
Gigeresque - Create: Northstar compatibility
This Datapack adds some compatibility between Gigeresque and Create: Northstar.
Rav's Halloween
This Mod Adds New Halloween Themed Mobs And Armor Also WEAPONS
AwakenedSilverfish
The behavior of silverfish with minor changes increases its difficulty.
BedWars Pack 16x
A clean 16x BedWars PvP texture pack with custom particles, wool, sounds, items and a competitive look.
Better Pathfinding
A mod that fixes vanilla mob pathfinding bugs / 修复原版生物寻路缺陷
Mobs patch for vampirism
You need mutant monsters by the moment. Fixed behaviour for stray, husk and mutant monsters using mixin
Origins: Tortugan
Origin datapack that adds the Tortugan, an origin based on the Turtle.
Tech mod nuclear
Adds alot of random stuff i like really
Quiet Unboxing
This mod enables silent chest opening while sneaking and holding right-click
Coming And Going Without a Trace│來去無蹤
Illusionists will now spawn in raids and drop unique items.│幻術師現在會在突襲中生成,並且會掉落獨特的道具。
Chicken Courier
ChickenCourier adds a fun and immersive way for players to send items to each other.
Enhanced Spawners: Chambers of Control
Enhanced Spawners: Chambers of Control lets players upgrade and customize mob spawners using survival items, with full redstone control and spawn egg integration — all without commands or GUIs. Designed for clean, technical mob farms and dungeon systems.
beacons item
adds items like the beacon sword error igniter pizza burger coca cola and redbull(creative only) a dimension error that has previously unobtainable blocks error entity(has high knockback) duck(tamable with wheat seeds) currently working on guns
Abnormals Bare Bones
Incubation, Allurement, Pet Cemetery compat with Bare Bones
Wandering Trader backport
A backport of the 25w07a Wandering Trader
Hanging Heads
Allows mob heads to be placed on the underside of blocks.
Simple Herobrine Mod
A Herobrine mod only to scare your friends.
The Warden Scythe
This datapack add a powerful weapon but hard to get !
👮AntiHackerPolice
This plugin has been designed for competitive networks seeking to engage their community in the fight against cheaters through a dynamic patrol and rewards system.
Space Mod
Do you hate when you fall thought the void in the end and lose everything? This mod adds a space dimension below the end!
Artifacts and Bosses
This mod adds new gems that can be collected from 4 new bosses
Spawn Filters
Allows you to create a blacklist to prevent certain entities from spawning
Iffex's Wither Additions
A simple data pack that revamps the Wither fight in Minecraft.
NoMobGrief
Disallows Creepers and Endermen from destroying your world.
Villager Expensive Trades
This plugin allows you to make villager trades 9 times more expensive by replacing emeralds with emerald blocks when buying things. Also removes "Hero of the Village" effect when you trade with villager.
dash sword
adds new swords adds various crafts
Tithe
A Hardcore multiplayer mod in which death is a debt. The living can pay a tribute to bring back the fallen.
iiZo7al PvP
A lightweight PvP-focused Fabric modpack designed for maximum FPS, smooth gameplay, and competitive Minecraft combat.
Perpetual Motion
Perpetual Motion is a Create mod-focused modpack that enhances Minecraft’s vanilla charm with deep automation possibilities, now with Aeronautics!
The Echo Horror
A progressive psychological horror mod that introduces strange anomalies, distant watchers, unexplained encounters, and escalating disturbances as the days pass.
CTD's FNAF Texture Pack
Retextures mobs, armors, and Items to be FNAF themed. This texture pack is a W.I.P. as a self project that I work on every once in a while. Some art is bad which I plan to redraw eventually.
DismountEntityPlugin
🚏 Allows players to release entities and mobs from boats and minecarts without breaking them.

Sender's Return Policy
A mod that allows you to specify which items/projectiles can reflect redirect-able projectiles such as Ghast fireballs and Breeze wind charges.