Minecraft Java 1.21 Mods
Browse 22,257 free mods for Minecraft Java 1.21 — popular picks include Hitboxes+, Maximum Enchantment Highlight, Sanity Level.
Step by step: How to install Minecraft Java mods & modpacks
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Hitboxes+
added improved hitboxes
Maximum Enchantment Highlight
A Fabric mod that highlights the maximum enchants on an item.
Sanity Level
A Fabric mod that introduces the concept of sanity to Minecraft.
AbilityMania
Ability Mania is a server-functional plug-in that adds super powers.
Headsteal by Dsis Gaming
Headstel Plugin with mob head ability
WHP - We Hate Phantoms
Removes phantoms. Adds a recipe for phantom membrane. Bats can drop phantom membrane.
Cobblemon PokéPing
Receive notifications when a specific Pokémon spawns on a server or in singleplayer. With Discord webhook support and in-game chat messages.
Artificer’s Skies
Artificer’s Skies – master mystical arts and mechanical marvels as you shape the worlds into your own creation.
Dried Ghasts, Ghastlings, and Happy Ghasts
I don't want to wait forever for the new Happy Ghasts to be released by mojang, so I made my own.
Heritage of the Gods RPG
This mod provides new PVP features by adding new abilities, new weapons, and new mechanics.
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.
Old Infuse Rework
Old Infuse Rework: is a PvP-based progression plugin where players start with no effects and gain positive effects by killing others, while dying without power grants negative effects. the only way to grow stronger or remove weaknesses is through combat.
Very Large Screenshots
Enables you to take huge screenshots in minecraft for better image quality and detail
Soul Scythe
This datapack adds new weapon, that can contains souls of mobs
Classic Splashes
Relive the nostalgia! This pack restores every yellow splash text from the Legacy Console Edition, bringing that classic console charm to Java.
BreweryX MythicMobs Addon
Addon for BreweryX to add MythicMobs items support
Paleolithic Era
Adds paleolithic era crafting, survival tools, and tech to early Minecraft gameplay. Expands the early game tiers a bit more.
Amethyst SkyBlock
This datapack brings you into hardest possible vanilla skyblock ever. Try to survive on one floating amethyst!
Funny Item
Welcome to download Funny Item! In this mod, you'll discover a series of amazing new items that will breathe new life into your gaming experience.
ModDetector
A Simple ModDetector Paper Plugin (Folia Supported) wich detects mods and kicks player if they have those mods.
Cobblemon Rankeds
This mod is based on the competitive Pokémon mode, bringing with it 1v1, double battles, and 2v2 battles, each with its own settings, and more modes to be added in the future. It is compatible with Cobblemon.
Tree Chopper Pro
Break trees effortlessly. Ideal for those who want to break a tree with a single blow.
Realistic Rain Mod
With Realistic Rain, rain above the height 192 is not rendered.

ZA - Better amethyst
This mod makes amethyst usefull.
IsItWaxed
IsItWaxed is a mod that adds a simple HUD element to indicate whether a block is waxed or not. It supports all waxable blocks in the game.
Infusion Table
Rip enchantments from items into books.
SleepAnyway
Allows you to sleep even when monsters are nearby
More Hide Gui
This is a small mod that lets you hide unnecessary UI elements, specifically status effects and the boss bar. I originally created it for personal use, but I thought some of you might find it useful too! :)
The JOJO's Wonder Pack
This pack adding Stands and Fighting Styles from JOJO's Bizzare Adventure to Minecraft
Itemagnetic
Make items around you smoothly magnet to you
AlooSMP
Viral "Aloo Khaoge?" trend plugin with 17 collectible potato variants
Sound Controller: Tweaked
A fork of BVengo's Sound Controller, a mod that provides complete control over the volume of every sound in the game.
Troty Energy Research Facility
The Largest Minecraft Technology Datapack
MPromoCodes
Simple, powerful & Folia-ready promo code system for Minecraft servers
Attack Range Attribute
A small API that adds an attack range entity attribute.
(Dis)Allow Sleeping
Adds a game rule to completely disable sleeping.