Minecraft Java 1.21 Mods
Browse 457 free mods for Minecraft Java 1.21 — popular picks include Conquest Online, Crafted Table, Immersive Interfaces - Modded Storage Compat.
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Conquest Online
The "Conquest Online" Mod is part of the "Soncresity: Conquest Online" Modpack and also part of the Soncresity Universe.
Crafted Table
Now with more drawers and green!
Immersive Interfaces - Modded Storage Compat
Replaces vanilla container GUIs with the Immersive Interfaces Barrel GUI for Farmer's Delight, Storage Delight, Handcrafted, and Another Furniture.
Resin Bundle Pins
Backports resin pins for bundles to 1.21.1, compatible with Vanilla Backport
Planket
A mod that modifies creative mode inventory style.
Project Tiger
This is a light weight w.i.p mod with new buildings and blocks
the inverted craft mod
This adds some stuff related to the color purple and more
EcGlobal
A plugin for configuring and customizing Ender Chest: make it either shared for all or personalized for each player.
P_Caixas
Caixas customizadas Custom boxes

LMod
LMod is a general content mod that adds features such as guns, a seed pouch, and an Exp Chest!
Void Beast
A mod filled with whatever I felt like adding at the moment! With a focus on exploration and collection, I'm sure there's something in the mod for you. If not, yeah that's fair.
Snippet
The ultimate screenshot upgrade for Minecraft. Browse, edit, and share instantly - soon featuring toggleable layers.
Subnautica Internal Modules
Subnautica... In minecraft.... In minecraft!!!!
Builder's Enhancements
adds a bunch of blocks from content smp aswell as some of my own, custom discs and ports over shopkeepers and some of essentialsx to fabric
Log Block Tool
LogBlockTool logs block breaks, placements, container transactions, and player interactions on a Minecraft server. It’s lightweight, fast, and designed for Paper/Spigot with SQLite or MySQL support.
Biome in a Bottle
Adds tools that allow you to pick up and move biomes from place to place.
LockSlots[+]
A lightweight client-side mod that allows players to lock inventory slots. Locked items cannot be moved, dropped, or modified, helping prevent accidental mistakes while keeping the experience simple and vanilla-friendly.
Mini Ender Chest
Adds a cheaper, smaller version of the Ender Chest, entirely in a datapack
Display Campfires
Adds the ability to display every block/item on a campfire. *unlit campfire items stay forever *lit campfire items pop off after 1 billion ticks
Hadean Depths
Adds 50+ new fish and completely reworks fishing progression!
Azalea Crates
An addon to Apple Crates supporting the Colourful Azaleas mod
Farm To Storage
A powerful item transportation mod that beams items wirelessly across any distance. Features a channel system, persistent storage, and a 10x speed boost for efficient farm automation.
Glitch Mob
This adds a Glitch mob, Glitch tools, and Glitch ore!
StrangeLuckyBlock21
This mode is a lot of fun, especially if you want to fight fairly.
Colorful Bottles
Decorate your storage with Colorful Bottles!

More Box
More crates, alloys, records, and components!
MMDSkin-Bukkit
Plugin server-side implementation for MMDSkin with encrypted model synchronization.
Easy Stairs
This mod replaces vanilla stairs crafting with cheaper one
Many Additions: Neo Edition
A simple Vanilla plus mod that adds brand new blocks, items, materials, equipment, and more.

Draft GUI: Alt. storage
Draft GUI: Alt. Storage is an add-on for Draft GUI that removes "Item" labels from storage slots, such as chests, shulkers, barrels, and others.
Bear's Storage Crates
Adds a vanilla-style solution to bulk item storage.
Multiblocker
A Minecraft plugin adding the ability for players to create their own structures and store them inside special bundles.
TIPAESHKERE
The eshkere mod is a really cool mod that adds new cool tools like yeshkerepickaxe and goidapon to explore the new dimension of ponworld and much more.
POWERED
Revamps automation. Adds a ton of configurable & polished redstone components, allowing you to do more than ever before.
Mobius
A Vanilla+ expansion featuring a mob leveling system, new ores and gear, lucky bags, and tea brewing.
Advanced Crafting
This datapack allows players to craft items in Survival mode that are normally only available in Creative mode or cannot normally be obtained. Instead of needing to ask a server owner or administrator to give you these items