Minecraft Java 1.21 Mods
Browse 1,939 free mods for Minecraft Java 1.21 — popular picks include Sinytra Connector Crash Fix, No Bugs, PauseGame.
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Sinytra Connector Crash Fix
Fixes crash in Sinytra Connector
No Bugs
A mod where the maximum number of bugs are fixed
PauseGame
Dynamically pause your multiplayer worlds!
B-RTP
BlanketRTP is a Minecraft Fabric mod that offers customizable rtp (random teleportation), including biome-specific options. Enhance exploration with a gliding mechanic after the (RTP). Easy to configure and optimized for performance
Cree's Dynamic Doors
Double doors will now open and close together or synchronize if one is open and the other is closed!
SpaceVulcan
Addon for Vulcan Anti-Cheat

Hopplet (Hopper Filters)
Expressive hopper filtering, written as plain text. The most powerful plugin in this domain. Filter by any item property. Extendable via a strong developer API.
Better Villager Trading
A client-side mod for better villager trading
Auto-fishing mod
A mod to automatically reel in and re-cast your rod. Made to work with Fabric.
SprintPlus
A lightweight mod that makes sprinting the default when moving forward.
Mob Lite
It allows you to modify the spawn limit and the spawn limit of each specific entity in real time using commands

CraftsExpanded+
More crafts in the vanilla game! Recently added Trident crafting and the ability to smelt Rotten Flesh into Leather! Also, Horse Armor and Saddle are now craftable!
PySpigot
A Python scripting engine (plugin) for Minecraft servers running Bukkit or one of its forks (Spigot, Paper, etc.).
Team System
A comprehensive Minecraft team management plugin that allows players to create, join, and manage teams, assign roles, set team permissions, customize team chat, and track team statistics, all with easy-to-use commands.
Remove Anvil Prior Work Penalty
Removes the prior work penalty when repairing or enchanting items in the anvil, preventing the Too Expensive message. Simple, optimized, and multiplayer friendly.
Vitamin+
Level up your vanilla with powerful vitamins—Wall Jump, Player XP to books, Death Chests and more. Supercharge your adventure!
Searchable Packs
Adds a search bar to quickly filter resource packs.
BuildHeightLimit
Limit player build height with configurable restrictions.
⚡ ServerBooster
Optimize your Minecraft server for peak performance with ServerBooster
Bobbles
This mod introduces further customizability for view bobbing.
ManualTotem
A simple mod that helps with manual totem placement by automatically moving your cursor to a totem when you open your inventory.
Zalitherlauncher Boost FPS
A fully custom, lightweight modpack designed to maximize FPS, reduce lag, and optimize Minecraft performance on low-end devices and Android.
ChallengeTimer
an advanced timer/stopwatch for challenges etc
Replant+
A lightweight and server-friendly mod that automatically replants crops the moment you harvest them.
CoolProtection
World protection and performance self management plugin
Ores Recipes!
The Recipes needed from a long time to get ores are here!
ShieldStatuses Enhanced + Punchy fix
unofficial addon for shieldstatuses + punchy compatibility fix
OpenJavascript
Create custom menus, commands, plugins, systems, basically anything with scripts in Javascript! With multithreading and Folia support! Everything is fully documented in the documentation!
Customizable Dragon AI
Useful Datapack to customize the Ender Dragon's AI

Instant Villager Restock
Don't wait on villagers to restock every 20 minutes, just use this simple plugin that removes the cooldown!
Enchant Control
Enchant Control allows server owners to disable unwanted enchantments. Both vanilla and datapack enchantments work.
Command alias maker
Allows you to create command aliases in game through a simple command and lets you run them instantly.
Client-side Custom Music Disc Fix
A simple client-side mod that fixes MC-260346 where custom music discs are cut off if they exceed the vanilla length.
Doesn't This Count as Being Burned to Death?│這不算燒死嗎?
Animals killed by Magma Blocks or Campfires will also drop cooked meat.│被岩漿塊或營火燒死的動物也會掉落熟肉。
server optimiser
a server optimiser plugin that offloads your server reducing ram when not in use
Chain Crop Harvest
A mod that lets you harvest all nearby connected crops in one go