Minecraft Java 1.21 Mods
Browse 108,648 free mods for Minecraft Java 1.21 — popular picks include Fabric Seasons, Create: Dragons Plus, Sodium Shadowy Path Blocks (SSPB).
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Fabric Seasons
A simple mod that adds seasons to the game, dynamically changing biomes as you play.
Create: Dragons Plus
Provide convenient features to players and dev utilities for Create addon developers.

Sodium Shadowy Path Blocks (SSPB)
Reintroduces vanilla-like smooth lighting to non-full blocks (e.g. dirt paths and how they have dark shading when directly next to a full block) when using Sodium.
ParCool! ~ Minecraft Parkour ~
A Mod which add Cool actions and facilities for Parkour
NetherPortalFix (Outdated Versions)
Ensures correct destinations when travelling back and forth through Nether Portals in Multiplayer.
Enhanced AI
Creepers Breaching, Zombies mining and Skeletons sniping
Structure Compass
Adds a compass for each structure that you can use to locate structures
Spyglass Improvements: Zoom, Quick Access... [Fabric/NeoForge]
Enhance Minecraft's Spyglass with adjustable zoom, quick access and various spyglass overlays. Versions for Fabric and Forge

Animatica
A mod implementing the OptiFine/MCPatcher animated texture format
Expanded Delight
An addon mod for Farmer's Delight that adds many more crops and functionality to the base mod
GroovyModLoader (GML)
A language provider for Forge Groovy mods.
Eating Animation [Fabric]
A mod that adds sprite animations for edible and drinkable items.
Advanced Fishing
This mod overhauls fishing with 49 new fish, biome-based catches, lava fishing, new enchantments and curses, custom potions, early-game tools like the Chum Bucket, and fully reworked fishing mechanics.
Mysterious Mountain Lib
a library for MMF-Group's mod
Integrated Stronghold
Integrated Stronghold is a mod that replaces the old and bland vanilla stronghold structure with a heavily detailed dungeon built with modded blocks from Create, Quark, and Supplementaries.
Enchanting Infuser
An all-new enchanting table for choosing your enchantments at fair prices without the randomness.
Better Than Bunnies (Forge)
What could be better except some real fancy dapper bunnies?
The Bumblezone (Fabric)
An unBEElievable dimension full of bees to BEEfriend!
YUNG's Cave Biomes (Forge/NeoForge)
Adds new vanilla+ cave biomes and underground content!
Redstone Pen
Adds a pen to draw Redstone selectively and optimized, as well as signal repeating relays, and a Redstone logic controller.
Create Confectionery
🍫 Create your own Chocolate Factory !
Chalk
You'll never lose your way again!
Crawl (Fabric/NeoForge)
Allows you to crawl
Forge CIT
Ports Optifine Custom Item Textures to Forge
Better Third Person
Improves third person camera view.

Rhino
A fork of Mozilla's Rhino library, modified for use in mods
Spell Engine
🪄 Data driven magic library
CompactStorage
Up to 21x12 upgradable Chests, Barrels, Backpacks and Drums that can store up to 4096 items!
Repurposed Structures - Better Dungeons Compat Datapack
Change RS Dungeons to be in Better Dungeon's style
Energy Meter
Easily measure your energy rates.
Farmer's Delight Refabricated
Modern Fabric port of the cooking and farming mod, "Farmer's Delight"
AE2 JEI Integration
Re-introduces JEI compatibility for Applied Energetics 2
Marium's Soulslike Weaponry
New bosses and legendary weapons!
DragonLoot
Ender Dragon loot
Immersive Paintings
Use your own paintings! Drag and drop! In Multiplayer!
XyCraft: Override
Vanilla modifications in XyCraft style!