Minecraft Java 1.21 Mods
Browse 3,322 free mods for Minecraft Java 1.21 — popular picks include RadiationPlus, Recipe Changer, Realistic Objects Datapack.
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RadiationPlus
A plugin that adds radiation to the server
Recipe Changer
This is a lightweight server-side mod that allows you to change, remove, or add recipes for vanilla and custom modded items.
Realistic Objects Datapack
This data pack adds realistic physics to objects and blocks in your world. Now, when you throw objects, they obey the laws of physics.

Artery
a mod of "organic" shenanigans for the hit game Minecraft
Copycats Are Too Heavy
Reduce Copycats block mass to 1/4 for Sable
Energy Abilities SMP
A Minecraft plugin with cool high quality unlockable abilities. Made for SMPs or just any server.
Easy Freezing
A mod that allows you to Freeze Time around you at will! Try with multiplayer and things get confusing fast!
Shadow's PVP pack
This Modpack contains all the necessary mods for PVP optimization and mechanics
Sound Manager
This is the mod for usually used for muting or changing the voice of the mobs,blocks or generall things like death, fall damage , hit etc. You can edit them customly see images for more info
AuthPlugin
- AuthPlugin is an advanced authentication system. - AuthPlugin es un sistema de autenticación avanzada.
Beyond Border Unlocked
Bypass the vanilla worldborder building & combat limitations.

QuickList
With QuickList you can search for any item in the Game by pressing [N] (by default), you can calculate things AND you have a nice To-Do List! (Inspired by Satisfactory)
VillageAI
Intelligent village defense system. Villages centered on bells automatically detect nearby villagers. Friendly players gain reputation by trading. Hostile players lose reputation by attacking villagers. When hostile players are nearby reputation drops belo

Torus
Electricity and machines without mods.
Simple QoL Commands
A Spigot/Paper plugin that adds simple but handy commands.
IsometryCraft
Experience Minecraft from an isometric perspective.
First Gate
It allow player to read the rules, get a starter kit, get protected and others that are set by the owner or admin.
Remote Stasis Chambers
Magic teleport rods for all servers!
DayCounterPL
Displays the current Minecraft day above the player’s inventory bar. Players can toggle the DayCounter with /daycounter. Language can be configured via config.yml (default: English).
Ultimate bedrock breaker
A simple minecraft mod that adds a block that breaks bedrock
Better Than Fireflies
This is a mod that takes the lazy vanilla drops like fireflies and instead adds actually needed features, transforming an innocent children game into grindy nightmare (still in alpha).
Viksy's Modern Nether Reactor
The Pocket Edition Nether Reactor, brought back with style and flair!
AutoSaveAll
AutoSaveAll is a lightweight Paper/Spigot plugin that automatically runs the save-all command at configurable intervals to prevent data loss. It supports Minecraft versions 1.13 through 1.21 and includes features like chat broadcasts, random
bring back disarmed tripwire
Adds the pre-1.21.2 Minecraft functionality to disarm tripwires
SpotifyLink
Create a connection between Spotify and Minecraft in the most innovative way!
Customs Mod
A mod that add some blocks and items for airports, ports, train stations, terminals, (cruise) ships, and custom/security checkpoints.
PackMaster
Searching for resource pack assigning plugin like Oraxen, Itemsadder? No worries i made free alt
CCase
CCase is a simple yet powerful crate system for Minecraft servers. Players can open crates to receive random items, enhanced with stunning holograms, particle effects, and sounds. Everything is fully managed through commands.
Enchanted Books Levels
Enchanted Books Extended is a simple yet powerful mod that extends all multi-level enchantments up to level 10!
PassManagerX
Tired of remembering passwords for different Minecraft servers and entering them every time you join? KPassManager handles all of that for you!
Chrono Domain
A Mod that allows you to bend the flow of time in Minecraft. Slow down or speed up entity to make it chaotic. Optimize farms and machines across chunks with the Time Station. Speed up chosen entity or even slow them down to satisfy your chaotic desires.
Create: Mechanical Factory
a Create-based tech & factory pack
Nickify
This plugin allows you to mass nick a large number of players or a single player.
InverseEnchantX
Adds 20+ Unique Vanilla-Friendly Enchantments to Enhance Your Minecraft Gameplay
Size manipulator: ICON
A simple mod that spawns the player in with a device that allows them to shift their size to large, small, and regular.
VeilMineX
It helps by adding Anti cheat and Anti Xray to your server to prevent cheating and xraying, You need protocol lib to be added to your plugin folder too.