Minecraft Java 1.21 Mods
Browse 455 free mods for Minecraft Java 1.21 — popular picks include Harbor Folia, Aubin's Drills, Ender Node.
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Harbor Folia
A Folia/Canvas port of Harbor for accelerated night skipping on Minecraft 26.1.2 servers.
Aubin's Drills
Adds drills to minecraft, just like in satisfactory.
Ender Node
Sculk + The End = weird teleportation devices
Beyond The Simulation
Grow a Lab Grown Brain that Connects Redstone Beyond the Distances, Dimensions, Worlds, Servers and Realities? (yes, connect redstone to real life)
ChronoBan
ChronoBan transforms ordinary bans into a full-blown cinematic event.
Catch The Lightning
This mod adds a crafting ingredient that can be obtained by having a lightning hit a glass bottle. It can be used to make wind charges and electrum from Create: C&A.

Equip your F****** TOTEM!
Reminds you to equip a totem every 2 minutes.
Потраченный перевод | Wasted Translation
A hilariously broken, machine-translated Russian localization designed to make you feel like a complete beginner again.
Quacky's Whacky Inven
Want a weird inventory UI? Just use this, you can customise each slot of your inventory to be wherever. Most likely allowed on PVP servers as its only a UI change :)
Mystic Pulse
This datapack adds drums to the game and when you play them in a specific pattern it can give you effects
Factory spiders
This simple resource pack transforms vanilla spiders into biters
More Functional Storage Upgrades for ExNihilo
Addon for More Functional Storage Upgrades to support ExNihilo blocks
Ultimate Step
UltimateStep is an all-in-one Paper server management plugin featuring a powerful rank system, configurable scoreboard, customizable tablist, and complete punishment tools including warn, mute, ban, kick, unmute, and unban. Lightweight, modern, and easy
MagicFactory
Mod adding a new liminal space

The Silly Mod
A Minecraft mod that adds lots of new silly things!
Easy Doors & Trapdoors
This project adds new recipes for doors & trapdoors
Create: Caeruleum
A truly transforming substance for you and friends! Magical abilities and more!
Learnopolis
A new world full of instruments and enemies!
Stannum
Creates a client-side ambient effect using customizable particles, radius, and count
City Boy meme mod
City Boy is a goofy Minecraft meme mod that adds peak city energy into your world—funny items, dumb moments, and pure chaos vibes. It doesn’t try to be serious, it’s just here to make your game feel loud, silly, and absolutely unhinged in a good way. 💀🏙️
QuantumCraft
Each player sees their own version of the world
Too Many Ads!
Adds ads that allow you to buy stuff!
Asm Craft
This mod enables you to write programs in assembly language within Minecraft and run them.
APEX utilitys
an utility/qol for casual players and pvp masters
TickShield
TickShield Anticheat Plugin 1.21x
System Crafts
This datapack will add crafting of some items and blocks that have existed for a long time in minecraft, but do not have their own crafting!
slime ++
Slime blocks are now upgradeable!
Computer Guy's Mod
Computers, Rats, Mice and more!
JoinFailNotifier
A plugin that notifies the OP when a player is unable to join the server. プレイヤーがサーバーに参加できなかった際にOPに通知するプラグイン
DUI? How about you die
A tech mod for minecraft that adds Booze, among other things of higher importance
Rat Boots
Adds rat boots (what a surprise) that give certain perks when worn
izalotion
A plugin that you can use to isolate players.
Damage = new dimension
Makes it so that every time you take damage your dimension randomly changes (End, Overworld, Nether)
Supreme Crafting
Questionable mod with questionable features. Surely won't be used for some questionable endgame of some questionable kitchen sink modpacks
Blooming Canvas
This datapack adds 7 new flower paintings
RPG PLUGIN
Create a highly detailed RPG-7 weapon mod. The weapon is based on a crossbow and fires explosive rockets instead of arrows. Rockets create a large explosion on impact, destroying nearby blocks