Minecraft Java 1.21 Mods
Browse 3,935 free mods for Minecraft Java 1.21 — popular picks include Craft Obsidian, ItemsBlocker, True Dark UI Sophisticated Backpacks.
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Craft Obsidian
Craft Obsidian by crafting together buckets of water and lava!
ItemsBlocker
Plugin that allows administrators to block specific items, enchantments, and potion effects.
True Dark UI Sophisticated Backpacks
True Dark UI Sophisticated Backpacks
pick up! (inventory management)
items you collect stack into shulkers/bundles in your inventory and go right into containers in your off hand!
simpleclans-PLUS
Clan plugin thats is realy easy but also has alot of features
AkatzumaPick
When the player selects a block (default middle mouse button), if it cannot be found in the inventory, it will be searched and replaced from Tom's simple storage.
Dissolver - Item Transmutation
Convert items into any other stored items based on its value (EMC).
MC Money
A currency mod that adds coins, a personal bank for secure storage, and a configurable shop with 200+ items for buying and selling.
FNAF Dreams and Nightmares
Mod will recreate the creepy atmosphere of FNaF 4
Blankpack Fabricated
Vanilla-friendly backpack mod with fully integrated UI, tiers, customization, and smart inventory management.
Haven Bags
7 Colored Bags with unique personal dimensions. Great for nomadic playstyles! Inspired by the MMORPG Wakfu.
Storage Picker (Fabric/Forge/NeoForge/Quilt)
Move storage blocks easly!
Backup Mod
BackupMod is a powerful Minecraft server mod for easy, automatic, and manual backups, with permission management, auto-deletion, and more.

Packed Bundles
Mojang won't add backpacks but bundles are close enough
Fast Get
📦 Fast Get - Quick Loot & Inventory Management ⚡ Stop wasting time dragging and dropping items one by one! Fast Get is a Quality of Life (QoL) mod that streamlines your storage experience. Loot chests and dump your inventory instantly with a single click
Inventory Sort-NF
Inventory Sort (NeoForge) - One-click inventory sorting mod. Press R to sort items instantly. Unofficial port by CreeCat, supports NeoForge 1.21.1 with quick transfer and Sophisticated Backpacks compatibility.
Better Bundles Reimagined
Vanilla-Type Mod : Upgrade bundles with increased storage and QOL tweaks.
Ender Pouch
A lightweight mod adding a portable Ender Chest access item with immersive effects and vanilla-friendly crafting.

Instant Villager Restock
Don't wait on villagers to restock every 20 minutes, just use this simple plugin that removes the cooldown!
Applied Energestic 2 vs Refined Storage Neoforged
Master automation and exploration in this modern 1.21.1 neoforge modpack. Build massive factories, generate infinite resources, and discover new worlds in a polished experience.
Our Inventory
It's not your diamond. It's our diamond. This mod removes the privilege of having a private inventory. Every single item in your inventory is now shared across all players on the server.
Invisible storage blocks
adds camouflaged storage blocks
Caged and Boxed
Easily transport blocks in boxes and mobs in cages!
Only Bags
Only Bags adds 4 diferente bags which allows you to carry more items like if you have an inventory extra
VirtualStorages | Backpacks
Add virtual storages for your players
Ravents
🗸 Ravents for custom mechanics. Design multi-wave raids with complex triggers, create unique mobs with modified stats, gear, and mounted towers. Spawn control: Replace vanilla mobs or add custom copies.
Enhanced Survival
This plugin enhances survival gameplay by providing features like backpacks, gravestones, waypoints, disabling that entities will destroy farmland and much more.
AE2 Extra Channelmodes
Do you want 100x as many channels in AE2? This useful mod adds more channelmode options to Applied Energistics 2!
Quark Backpack Plus
Quark Backpack Plus: Curios Back slot & in-backpack shulker opening.
Jineric Mod
A mod focused on expanding and enhancing the vanilla Minecraft experience.
Hero Statue
Adds the Hero Statue block, which can hold an item, and be posed using redstone.

Smart Copper Golem
Refactor the vanilla pathfinding logic and give Copper Golems long-term memory, making them smarter and more efficient.

Minecraft Better Experience
My First Mod, In ModRinth It Includes -More Food -Emerald Tools and armor -Bone Dimension -Fire And Ice Dimensions -And a Backpack! So try it out!
Keeper of Inventories
Totem of Undying but for your inventory
Chunkter
Plugin that allows for automatic starting / stopping of chunky on player join / leave
Magic Storage [1.21.1]
✨ Using Magic Storages is a new way to store items in Minecraft. ✨