Minecraft Java 1.21 Mods
Browse 2,773 free mods for Minecraft Java 1.21 — popular picks include CopyComponent, JParkour, Re:Death.
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CopyComponent
Allows you to copy a component/nbt data of an item
JParkour
Ride a chicken or any other entity by destroying objects
Re:Death
Re:Death — A Death You'll Feel 💀 A fresh take on Minecraft death. Not the end — a turning point.
Hotbar Swap Mod
This Mod Can Swap The Hotbar and Helps In Content Creation.
Banana's and Katanas
A unique take on adding banana's to Minecraft.
hfobjectives
"HF Objectives is a dynamic mod that brings a fresh layer of excitement to your gameplay with customizable objectives. Whether it’s gathering resources, eliminating mobs, or surviving unique challenges like standing on a block without taking damage.
Fuel-Master
Fuel-Master is a powerful and essential plugin for Minecraft server administrators who want to manage player experiences. Designed to prevent enchanted items from being used as furnace fuel, Fuel-Master ensures that valuable resources are preserved.
Subzeroditto's Soul Contracts
a system to bind players to do your bidding
ChainedHearts
A plugin that connects damage, hunger and potion effects between players
Foundations SMP
SMP Plugin that adds a ton of unique elemental "foundations" that you can upgrade via runes
Gemstone Plugin
A PaperMC plugin that introduces 5 custom gemstones, and when combined, they make the SUPER GEMSTONE!
PokkénAddon
The Pokkén Addon transforms Cobblemon's classic battles into real-time action battles, putting you in direct control of your Pokémon, just like Pokkén Tournament game!

Chat images
Images in minecraft chat
Illusioner Tower
Adds in a new structure, the Illusioner Tower, with a chest of loot and an Illusioner.
Iceology
Harness the power of the cold...
CS_ANNOUNCEMENT
Name: cs_announcement Minecraft: 1.21+ (PaperMC) Java: 21 Command: /announcement <message> 🔒 Permission: cs_announcement.use (ops only)
Harness Enchantments
Add 4 new enchantments to your Ghast Harnesses. Improving the Happy Ghast.
Custom Hyperion
This project adds a Hyperion concept, just very different and survival friendly (not OP)...
Deep Drill Enchant
This adds a new enchantment that allows you to insta-break all deepslate block but can no longer break any other block
SientVisuals-server helper
Show sphere/cube/circle around you for any item in your hand. Perfect for traps, disorientation, crystals, anchors. Works on ANY server. 10 slots. Fabric 1.21.4
Fatepath
This mod features an all-new character progression and magical combat system centered on fate threads, integrating random talents, upgradable skills, and active spells.
LevelUp Attributes
Adds a simple RPG-style leveling system that increases player attributes as they level up.
Better Snowballs
Adds custom animated snowballs with freeze effect

Ruby Heart Progression
Start with three hearts and experience a new heart progression inspired by Terraria! Adds items that add onto your max hearts and also absorb damage
Forgotten Realm
A forgotten realm, long lost to many, now rests within your grasp.
NoBlocksDrops
Prevents blocks from dropping anything
EnchantBoost
Receive temporary glowing effect when you enchant an item.

Elemental Maces Paper
This plugin for paper 1.21/1.21.1 adds 6 different custom maces.
Thermal Enchantment
This mod/datapack adds an enchantment to prevent you from taking damage from magma blocks.
Void Warden - Soul Harbinger
Void Warden adds a single, handcrafted weapon the Soul Harbinger — a void-infused mace with a unique two-stage combat mechanic that rewards aggressive, aerial playstyle
Planeswalkers
Adds more planeswalking
RazeSwords
# ⚔️ RazeSwords **RazeSwords** is a lightweight Minecraft plugin that adds custom swords with **minimal and balanced powers**. Perfect for PvP servers that want extra variety without breaking vanilla combat. No overpowered abilities, no clutter
NoInfiniteWaterSource
Prevents water to form new water-sources
Crit Combo
Build combo streaks with critical hits to deal increasing bonus damage.
TridentXMace
TridentXMace adds custom tridents with unique abilities and mechanics to Minecraft.
Mixed Stacks
Combine similar items to save inventory space.