Minecraft Java 1.21 Mods
Browse 127,701 free mods for Minecraft Java 1.21 — popular picks include District 21 SMP, ChatMentioner, FragmentLeash.
Step by step: How to install Minecraft Java mods & modpacks
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District 21 SMP
District 21 Survival Multi Player Project
ChatMentioner
Highlights @mentions and pings the mentioned player.
FragmentLeash
Tie players with real vanilla ropes, fence tying, and interactive escape mechanics.
Echoes Of Gold
Install the plugin, setup some treasures/hints and let the hunt begin!
ClickableBroadcast
ClickableBroadcast is a lightweight Minecraft plugin that sends automatic broadcast messages to all players. Messages can include clickable links, allowing players to open websites, Discord invites, or other pages directly from chat.
Tenna armor trim and banner pattern
replaces the Globe banner pattern and Bolt armor trim with tenna versions
Glow Sqast with Happy Sqasts
Changes Ghasts to look like Glow Squids and Happy Ghasts to look like regular Squids!
PlotX
This plugin transforms field protection by eliminating technical commands and replacing them with an immersive experience. Through holographic interfaces, it allows you to manage pieces intuitively and directly on the playing field.
Dr. Trayaurus and Tray's Mom
Brings back Dr. Trayaurus from DanTDM series as well as his mom
TitaniumPack
Replace Netherite with Titanium and make mining in the Nether easier!
SMPPositionSaver
SMP Position Saver – lightweight Bukkit plugin that auto‑saves/restores player locations in configurable SMP worlds (YAML storage, wildcard support, optional commands).
Bastion Reprieve
More piglins, less brutes. A compromise between 1.16.1 and modern Minecraft.
Rolled Life
The Datapack that was used in rolled life.
Bags of grace
This mod adds 2 bags: a starter kit and a respawn kit
King of Fools Overhaul
King of Fools Overhaul is an early‑alpha Fabric mod that adds a growing set of classic‑tech progression features, starting with tin, raw tin, and their blocks. The long‑term goal is to slowly rebuild that classic Tekkit feel one update at a time. V0.00.06
MaddieCraft Lite
Lightwight highly optimized modpack to use in Maddie's minecraft server that keeps it vanilla and adds shader support along with bug fixes and optimizations
Craftable Uncraftables And More!
This mod adds all the uncraftable thing to minecraft and a few extra things.
ClanCats
Have clans on your Minecraft server
颠倒台（dinnerbone table）
想要让木头变下界合金块吗？想要让煤炭变黄金吗？那就快来体验“颠倒台”吧！（Want to turn wood into netherite blocks? Want to turn coal into gold? Then come and experience the dinnerbone table right now!）
Cobbled Up
A 1.21 cobblemon focused modpack with some extra content, tech, and QOL mods.
Region Tokens
This Minecraft plugin lets you create zones and give players time-based tokens that control how long they can stay in each zone.
IPLimiter
Limit the number of accounts that can be connected from a single IP address.
Extended Enchantment Levelz
This resource pack extends the roman numerals that go up to only ten in enchant levels
Mistik's Kill Effects
This project adds the ORIGINAL Mistik SMP plugin to any server you desire. It works by getting PLAYER KILLS. the kill counter resets upon death.
Copper Required to Mine Iron
adds use for copper tools by making it so that iron now needs copper to be mined and stone will cause it to not drop.
Collectat-All
This is a mod that adds several game modes, all based on one thing, getting different items!
Nugget Name Tag (Backport)
Simple paper-nugget recipe! Backports name tag crafting recipe introduced in '26.1-snapshot-2' by Mojang to older versions.
Pixel Art+ Enhanced!
PixelArt+ Enhanced is a comprehensive TexturePack that expands Minecraft's color palette for pixel art creators. No more color limitations: unlock dozens of vibrant hues that don't exist in vanilla Minecraft
Better Toggle Sneak
The toggle sneak option is bad... So i made it 100 times better!
Epitech Strasbourg
Optional modpack to enhance your Epitech Minecraft Server experience!
CDprivat
Приваты через руды + гриф через ТНТ. Чем ценнее блок привата, тем дороже гриф.
Justy - just for players!
Play, film, have fun
FuriusSteal
The Best Lifesteal Plugin.Made by Furiusfighter213
Noodles
You can understand what this mod adds by the name. This mod adds noodles.
creakingevents
CreakingPerks is a Folia-compatible plugin with 9 modular enhancements: harder mobs, Illusioner spawns, Ghast bomber, lava mechanics, and a craftable Dry Weapon. Toggle modules via /creakinghelp.
SISOOPTIMISATION
OPTIMIZATION FOR JAVA PC FOR BEST EXPERIENCE