Minecraft Java 1.21 Mods
Browse 126,769 free mods for Minecraft Java 1.21 — popular picks include Airship's Conquer The Skies Geopolitical, Square Offhand Slot, 3D Cobwebs.
Step by step: How to install Minecraft Java mods & modpacks
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Airship's Conquer The Skies Geopolitical
A Steampunk/DesielPunk Geopolitical Server set in it's own lore
Square Offhand Slot
Makes the offhand slot square like the hotbar.
3D Cobwebs
This resource pack replaces the boring 2d illusion for the cobweb and adds a seperate 3d model which only changes the placed down version.
Faster Ghastlings
Ghastlings are now faster and speed effect can make them even faster!
Rosewood Mangrove
Makes the Mangrove Wood a dusty rose red color.
tiny shovels
a resource pack that make shovels smaller but still preserve the vanilla look
Short Swords (Blade Edition)
This makes swords much shorter but like a blade.
TelegramList
TelegramList — Whitelist applications, Telegram-Minecraft bridge, player reports, and more!
dungeons, animations and optimization LITE
A lite version of the dungeons animations and optimization modpack
Composition
This shaderpack is an experimental photography and videography overlay for Minecraft.
FlowHud
A customizable HUD mod for Minecraft that adds a variety of useful interface elements with full customization of positions, colors, and settings.

Butcher's Deerhunting (Yi Xi)
Adds a minor, funny, slightly terrifying stalker to your worlds, along with cool weapons, tools, items, and a new material system to make them.
Eternal Childhood
A datapack that makes your animals become a baby forever using nametags
Betafied
Mimics Minecraft Beta 1.7.3 as closely as possible.
Fine 3D Doors
3D models for both Vanilla Doors and Nature's Spirit Doors, with doorknobs and hings. More Modded Doors COMING SOON!

Simple backpacks plugin
Simple backpack plugin made for anyone to know how to use.
Silly Sodas
A variety of sodas, and other drinks some with special ability others just simple rid your thirst
Bacon's Vanilla +
This pack adds lots of neat terrain generation, structure generation, and quality of life mods to the game that should generally spice up the world by mostly adding a fresh exploration feel to the game. Shader packs and resource packs are also included!
Copper Golem Hats
Have you ever wanted a little copper buddy on your head?
No mans land gobblemon
ultimate cobblemon mod pack with every addon i can find.
TrueClearGlass
makes all glass fully transparent other then the borders
BrushLogs
BrushLogs is a plugin for Minecraft (Paper/Spigot) that logs all actions with blocks and containers in SQLite, allowing you to view the history using a special ‘History Brush’.
CookiEmojis
CookiEmojis lets you upload custom emojis, which will be rendered in-game and are visible to anyone using the mod
Conic Core
Conic Core – The Next-Gen Ultra-Light PracticeCore & Duels.
Coal Furnace Recipe
Adds a new recipe for Furnaces, with a Piece of coal in the middle.
McRacing resource pack
official resource pack of the MCRacing IBR team, this pack modifies BoatHud and Racings scoreboard to mcdonalds theme and a few small UI changes as well
Clean Shulkers
Clean and sharp shulker box textures with solid colors and polished design.
EGGS!
4 new, completely vanilla spawn eggs
RJs Firefly bush style 1
128x128 firefly bush with a 16x16 cute firefly bug with animated flapping wings. Style 1

Anicca Font
A unique font inspired by Eastern tradition.
SKELETON APOCALYPSE
SKELETON APOCALYPSE (ALL MOBS ARE NOW SKELETON VARIANTS)
Alteris
Step into the world of Alteris, where the essence of vanilla Minecraft meets the subtle yet transformative power of quality-of-life enhancements.
RubyTPA | GUI | ClickButton [1.21.X]
You Can Easily TPA With GUI
CWNN
(CWNN)Industrial oriented lightweight integration package, you can experience various industrial modules
Not Enough Rocks!
A mod that adds a variety of stone and rock blocks that generate underground and can be used to make pretty blocks.
LoreEditor
Packet-level item lore modification for Spigot and its forks