Minecraft Java 1.21 Mods
Browse 125,848 free mods for Minecraft Java 1.21 — popular picks include Legacized, No Modern Mobs, Bastion Remnant Bridge Reforged.
Step by step: How to install Minecraft Java mods & modpacks
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Legacized
A modpack focused around Legacy4j to bring back almost everything from LCE(Legacy Console Edition), plus adding some few things!
No Modern Mobs
Removes mobs that aren't in Beta 1.7.3
Bastion Remnant Bridge Reforged
Rebuilding the bridge structure of the Bastion Remnant
Music Backport
All the new music backported to older minecraft versions.
Nice Villager Names
Adds unique names to Villagers and Wandering Traders based on their types.

oSzoukaua's: Real Height
A Datapack/mod that provides a simple chat-based UI to adjust your player height! both in Centimetres and Feet/Inches!
Upgrade Template Vaults
Adds the netherite upgrade template to the trial vault loot table
Dirt Conduit
Removes the Prismarine Block restriction from conduits
Smart Optimizer
this mode optimizes your server
Toast Control [FABRIC]
Control toasts, those popups in the corner! [Unofficial port]
Grace Craft
This mod adds entities from the roblox game "Grace" to the minecraft.
Enhanced Player List
Enhances Minecraft's default player list (TAB) by displaying additional player statistics.
Unslab
Turn any Modded & Vanilla slabs back to full blocks with crafting!
Modern Player Finder
Allows server admins to locate players quickly
Ice Skate Boats
If a boat is on ice, it turns into a giant Ice skate. (requires EMF or Optifine)
GUIScaleSplitter
Allows you to scale the GUI elements independently from each other
Tough As Nails Compat / Fixes
Add compat to popular datapacks and fix crash bugs
CloseOnMove
Close / Exit in-game GUI's using movement keys, so you can make a quick getaway!
Stylized Items
Adds 75+ new item cosmetics. Rename an item and watch the texture update in real time!
Shadow of the Soul
Shadow of the Soul: A dynamic psychological horror mod. Features a Fear Level system that reacts to darkness, depths, and injuries. Includes adaptive AI that stalks you, auditory hallucinations, and environmental sabotage. Light is your only safety.
ScalaPlot
Plot management plugin with custom world generation
3D Scythe
a pack that replace mace with 3D scythe!
Point Blank - Ferret's Misc Stuff
Adds some misc stuff to Point Blank (currently just Attachments)

Copper Wrench
Adds a copper wrench, which can be used to rotate blocks
LogCutter
A simple datapack that adds stonecutter recipes for stripped <--> unstripped logs.
winchester 1873 to 1866
changes the winchester 1873 from the gunpowder revolution for tacz to a 1866
Grid World Generator
Exactly 89.67% of the world is gone! Take this challenge and try thriving in a world where terrain is sparse, resources are scattered, and every block counts. Can you survive in the void between the grid?
Universal Totem
This turns everything into a Totem Of Undying, everything you hold will save you like a totem of undying.
CavesChaos: More Caves & Biomes
Explore dangerous new cavern systems across the Overworld. Greater challenges, unique loot, and total chaos await!
No Farmland Trampling
This mod disables farmland trampling from entities falling/jumping on the farmland.
AutoTotemX
Automatically refills your off-hand with another Totem of Undying the instant one activates.
Fair Trade
Fair Trade mod adds currencies and other trade utilities, which would be useful for Multiplayer.
Frikamoik
Adds Frikamoik to Minecraft Java Edition!
Croptopia & Botany Pots compat
This mod adds full compatibility between Croptopia and Botany Pots for Minecraft 1.21.1 on NeoForge.
Browsermc
Want to browse the web in game? Try this modpack!!
FNAF Splash Texts
Adds 353 FNAF-related splashes to the main menu!