Minecraft Java 1.21 Mods
Browse 109,185 free mods for Minecraft Java 1.21 — popular picks include GugleCarpetAddition, Spooky Pumpkin, Cobblemarks+ (Cobblemon).
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GugleCarpetAddition
Gugle's Carpet Addition
Spooky Pumpkin
This mod adds new Spooky Mobs to your Minecraft World

Cobblemarks+ (Cobblemon)
Adds additional marks to Cobblemon, and improves some already existing ones!
Sparkweave Engine
Library to share code and functionality between projects
Performance Tweaks
Several optimizations and bugfixes. Entity Collision FPS fix, Let-Me-Despawn, railway optimization and alternate current.

(Unofficial) Mandala's GUI - Dark Mode Mod Compatibility
Unofficial Custom Mandala's GUI - Dark Mode Mod Compatibility
Unusual Furniture
✨Vanilla styled furniture mod!

Immersive Snow
Small tweaks that add to Minecraft's Winter theme. Intended for use with a season mod.
Cobblemon Minimons
Capture and display mini 3D Pokemon models as decorations!
Cobblemon Party Extras
Enhances the Cobblemon party/summary screen with tooltips and a team analyzer, also shows a pokemons learnable moves
L2 Backpack
Easy to use Backpack and shared ender chest
Additional Placements
Additional placement states for many blocks, including vertical slabs and stairs

Profundis: Nine New Quality Cave Biomes
A world generation mod adding in nine new cave biomes, to make the underground more varied.
STONEBORN Inventory Tweaks compat (RPG Theme)
RPG Theme, Re-skins the Inventory Tweaks button to match the STONEBORN textures
Biolith
A biome placement mod focusing on configurability and consistent distribution of modded biomes
Fargo's Talismans
Fargo's Talismans adds a variety of talismans to Minecraft inspired by the Terraria mod Fargo's Soul Mod, each with unique abilities

Armor of the Ages
A Minecraft mod that adds animated armors from various culture. The perfect mod to defend your dirt & cobblestone house with style !
Me-Beam-Former
Add an ME Beam Former to AE2 to enable visually and wireless visually stunning ME network connections.
The Occult
A mod introducing demons, rituals and dark magic.
Citadel (Unofficial Port)
A Lightweight Library
Roomopolis
Allows the creation of rooms using keys and key blocks

Cobblemon Box Wallpapers
Adds the original 32 box wallpapers from Diamond & Pearl (and Platinum). Edited to fit the theme for Cobblemon.
Can't Sleep Clowns Will Eat Me
A forge mod that causes nearby mobs to be temporarily highlighted when they prevent players from attempting to sleep
Vintage Animations
Overhaul Animations of Basic Actions
Blue's Better Monsters
New models and animations, shapeshifting creepers, dismemberment and more!
Copper Drops
Decreases Copper Ore's drops to balance gameplay.
Epic Structures: Villages
A Mod which replaces vanilla villages with epic sprawling towns :)
DragonLib
A library mod for all my other mods.
Abandoned Watchtowers
Adds abandoned Watchtowers to forest biomes. Perfect for a horror or adventure setting
Discord Integration Forge
Click for other loaders. This mod links your server chat with a channel on your discord server.
Wool Tweaks
🐑 Makes various changes to wool-type block recipes, string conversion and the dyeing process.
Elite X Quality Guns (TACZ)
Sucessor of Elite X Warfare now on Tac Z

Wabi-Sabi Structures
A collection of unique, quality structures based on the Wabi-Sabi philosophy

CozyUI+
Modifies the User Interface into a neat and subtle high-definition style, covering all the vanilla UI elements as well as many useful client mods.

Weskerson's 3D Items
Add some 3D charm to your Tools and Handhelds, while maintaining the original 2D sprites in your inventory! Now HMI compatible! (Formerly 3D Tools and Utils)
Majo's Broom
a Flying Broom mod