Minecraft Java 1.21 Mods
Browse 21,935 free mods for Minecraft Java 1.21 — popular picks include Simple Voice Chat Music for Paper, DonutSMP Spawner, No Trade Cooldown.
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Simple Voice Chat Music for Paper
Play music from YouTube, SoundCloud, Twitch, MP3 files, FLAC, etc into Simple Voice Chat groups so you can listen together with friends - now on Paper.
DonutSMP Spawner
DonutSMP Virtual Spawner Remake
No Trade Cooldown
Removes villager trade cooldowns — trade infinitely without waiting.
No Warden ❌
Disable Wander in Minecraft by preventing its spawning and removing any that appear in the world
Armistice: the Peace Engines
Machines from tomorrow, bringing peace to today
Movable Block Entities
Allows pistons to push block entities without the need of Carpet Mod
Showbiz
RR-Engine compatible animatronic simulator! Watch the Rock-afire Explosion perform - in Minecraft!
Admin Utilities
Admin Panel is a user—friendly mod for administrators with a graphical interface. By pressing Z (or the designated key), you can change the game mode, time, clear inventory, or adjust world settings.
Real Invisibility
Improving vanilla invisibility effect in Minecraft.
SmartLeads
Improves lead behaviour by enabling leashed entities to jump-block more easily and teleporting them to the player if the leash is about to break.
Upgradeable Spawners
Upgrade mob spawners to boost spawn rate, lower spawn delay, or make spawned mobs have low HP or no AI

1.8 pvp mod
adds 1.8 pvp to modern minecraft
Procenciarz
Mod for showing additional sword damage percentages on Polish minecraft servers
DeadHead
DeadHead is a grave plugin for Minecraft Spigot/Paper. Probably the coolest one out there! To put it simply, when a player dies, their head drops at the location containing their inventory.
Veinmine & Autosmelt Enchantments
Adds Veinmine and Autosmelt Enchantments with support for Enchantments Encore
Create Echoes of the Great Derailment
Rebuild the Machine Age after the Great Derailment in a steampunk Create modpack with quests, staged progression, automation, colonies, bosses, exploration, custom mechanics, powerful machines, and a world full of secrets.
Orderium [Order System]
Add an order system and let players to create and deliver orders from each others! Inspired by DonutSMP.
Crystalline
A Mod about amethyst and crystals

Flat XP Progression
Changes XP progression to a flat rate instead of exponential
Sable: Weighted - Design n' Decor
Design n' Decor x Sable Physics Compatibility
Archeries
Arrows, bows, and crossbows are good, but why not more?
Suggestions Fix Fabric
Fixed suggestions to show custom resources other than minecraft
Blue Depths
This is a datapack that improves the Minecraft ocean and river ecosystem by adding new mobs, blocks, and a brand new ocean boss. The new sea creatures include Orcas, Sharks, Sturgeons, Jellyfish, Catfish, and Tuna
Blood and Deepslate
Hello, player! Welcome to Blood and Deepslate, a mod for those seeking more challenge and a more gradual progression in Minecraft!
Armour Trim Abilities
Adds armour trim abilites for almost all the trims.
Stack Size 1024
Choose the maximum stack size for normal items, from vanilla up to 8192, with Mod Menu support
ClickHarvest
Very simple plugin to harvest crops using one click
WynnDialogueSkip
Auto-skip dialogue on Wynncraft
Taking a Break
This mod allows you to lay on the ground anywhere in your world.
Parachymistry
Alchemy mod themed vaguely around medieval alchemy, with a focus on consumables.
Excavating Enchant: 3x3 Mining!
New enchant for pickaxes and shovels that lets you mine 3x3x3 areas! Perfect for survival servers and very vanilla friendly.
Potion Mod
PotionMod adds new potions to minecraft using vanilla effects.
LightBans
Easy and Advanced Ban, Mute System GUI Support
Enhanced Biomes Music
Improves soundtrack playback in biomes, adds an Intelligent Playback System in Mountain and Cave biomes — something that was so missing in Minecraft. Check out the description to see what else the mod improves.
Witches Drop Blaze Powder
Adds blaze powder to a witch's loot table
Tom's Craftable Items
This datapack adds recipes for almost all uncraftable items.