Minecraft Java 1.21 Mods
Browse 128,777 free mods for Minecraft Java 1.21 — popular picks include Arsenal and Anvil, Cobblemon/Create Crushable Evo Stone Ores, Realistic Civilization Experiment Modpack.
Step by step: How to install Minecraft Java mods & modpacks
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Arsenal and Anvil
A small QoL mod aimed to add a variety of new weapons and tools for all tiers.
Cobblemon/Create Crushable Evo Stone Ores
Datapack that adds Create crusher recipes for Cobblemon's ore stones. These recipes follow the pattern set by Create when it comes to crushable ore blocks.
Realistic Civilization Experiment Modpack
The official modpack for use in the Realistic Minecraft Civilization Experiment.
Pocket Edition Alpha Panorama
A custom panorama of a Pocket Edition Alpha World
Colorful Building Gadgets
A resource pack to have more colorful gadgets
Netherite Bow Texture Pack
A retexture of the bow to have a netherite like appearance.
Eating Animation - BlockPixel Addon
BlockPixel Eating Animation
Low TPS / High RAM Automatic Restart
Restarts the server if the TPS/RAM is smaller/larger or equal to the preset number
Create: Molten Metals - Neoforged
Port of Create: Molten Metals to 1.21.1
Cobblemon Riding Tweaks
Configure Pokémon riding speed and stamina drain.
Khmer language
Khmer language by BorinGameTranslator
magic Ender Chest
a set of resources turns Ender's chest into a magic chest by changing its model and texture
Tiny Item Counters
Scales down item stack counters to be less visually intrusive.
noxities
A utility pack for Minecraft that adds clear potion effects, small shield & totem pop, less obstructing fire, clean water, clean pumpkin blur and many.
Overgrown's Armadillo Drill
Add a custom CIT animated 3D pickaxe tool that you obtain by renaming any pickaxe item

Cozy Items
Cozy Items is a resource pack that turns planks and rocks into 2d textures in your inventory, also improves sticks!
Zyno's Client+
A 1.21 Modpack that Adds Quality of Life improvements like a Screenshot Viewer, HUD, Friend System and Ingame Resource pack & Shader Downloader while still improving performance as much as possible
TaTe's Different Netherite Toolset
A New Look for Netherite Tools!
NeoForge With Friends
A Medium-sized 1.21.1 NeoForge Modpack
[One Block] Data Pack
Your entire world begins with a single regenerating block.
Leaf Optimizations
Removes the annoying "Falling Leaves" textures from Vanilla Minecraft and gives slightly better FPS
ManePear's God Armor
This plugin adds the armor from ManePear's video:
Hide Tab
Completely blocks the TAB player list overlay. No one can see the player list when pressing TAB. Simple client-side mod for privacy
Better QoL
This modpack includes several QoL improvements and optimization mods.
More Offhand
Allows for more items to be shift-clicked to your offhand, other than only the shield.
Ck7 Ultra
Ck7 Ultra - Best optimized Minecraft pack

HeartLess Horizon
A plugin inspired by the HeartLess Horizon Series
Better, Fresher's 3D Create Books
This is Addon to Better, Fresher's 3D Books.
Dungeons Lily Pads
Adds the lily pad types found in Minecraft Dungeons.
New ores -Tools and fuels
Adds new ores to your game
Moomoss
Adds mob called Moomoss!
DeluxeRtp
A random teleport plugin that offers a variety of features to enhance your server's gameplay.
Create: Track Switch Radio
A handheld radio that lets you remotely flip Steam 'n' Rails track switches from a distance — no more hopping off the train.
Sengoku Jidai - Samurai Legends
[1.21.1] Forge your path as a samurai in the Sengoku era of Japan.

Cats Cove
A create oriented modpack for the server Cats Cove.
Slim Totem Players
This Resource Pack make so your Totem is your Player Skin, but in Slim. SkinMC already made this, but only for Wide Skins.