Minecraft Java 1.21 Mods
Browse 45 free mods for Minecraft Java 1.21 — popular picks include Self-Sustainable, TFC Astikor Carts, Chestpack Backpacks.
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Self-Sustainable
Real survival, scarcity, very rewarding. Are you ready?
TFC Astikor Carts
Adding compatibility between Astikor Carts and TerraFirmaCraft
Chestpack Backpacks
Simple, vanilla friendly backpacks. Pick up and carry chests!
Haul
A datapack thats lets you pickup and carry chests and barrels! Move your storage with ease!
[🎄] Seasonal Decorations
Decorate your world for Halloween with spooky candles, carved pumpkins, coffins, and eerie details to bring true haunted atmosphere to Minecraft.

JoaCarpet
A small carpet extension mod with useful features for redstone and storage tech (+some minor survival tweaks)
CleanContainer
CleanContainer helps you to sort your inventory and your containers, such as chests, barrels, shulkers, minecartchests and enderchests.
Carry On Throw Addon
Adds a fully-featured Throw mechanic to the Carry On mod - allowing players to throw carried entities with physics-based velocity, charge time, obstacle detection, client-side toggle, configurable cooldown, and more.
Cobblemon: Trainers Backpack
Cobblemon + Sophisticated Backpacks Integration. Adds backpack upgrades such as the PC Upgrade, Smart Heal Upgrade, and Campfire Pot Upgrade.
Cart Counter
a simple mod that counts your tnt minecarts that is in your inventory
Minecart Trains
Link minecarts to trains like it should be possible in vanilla!
Mob Pouches
Pouches to carry mobs, just like bucketed fish.
Universal Blocking
🗸 Ultimate server-side control mod for Minecraft. Block any item, block, craft, or mob spawn using 11 configurable flags, wildcards, and tags. Hide items from Creative tabs and JEI and etc.
oSzoukaua's: Re-place!
Allows you to place down raw fish, and minecarts just like how you would an armor stand or a boat! ^-^
IDCardM
A lightweight mod that introduces player ID cards with data storage, networking, and GUI support.
ItemLimiter
The most straightforward item limit plugin for Minecraft servers. Control how many of each item type players can carry. Item Limiter | ItemLimit | Limiter Items | item limit
Enchantment Extractors
Remove enchantments from enchanted tools, armor, and weapons. But be careful, there might be unexpected side-effects.
Give me that back
Get your chests/hoppers/... back by putting minecart and boat variants into a crafting grid to get all uncombined items! (ex: 1 minecart AND 1 chest)

Shulker Accessory
Equip shulker boxes as wearable accessories. Carry up to three on your hip slots and open them without placing. Supports Sophisticated Storage and Easy Shulker Boxes.
Antideath-Carpet-addition
Antideath-Carpet-addition is a Carpet Mod extension for Fabric Minecraft servers (versions 1.21.x - 26.2) designed to enhance and optimize the game experience. It adds a suite of new loggers for server monitoring and game rules for survival, optimizatio
EnderCarryOn
EnderCarryOn is a PaperMC plugin developed based on the CarryOn mod.
ConicArenas | Enhanced 2.0 Version
An Advanced Arena Reset & Management System, Added support for saving all storage blocks & nbt items.
Logout Dummy
A NPC dummy represents offline players, showing their skin and carrying their gear.
Back to Blocks
Turn slabs, stairs, walls and carpets back into their block variants!
LiftChest
Paper plugin for carrying chest on your hands
Cardboard Boxes Neo
An early game alternative to shulker boxes!
BlockCarts
Allow any block to be put in a minecart
AwesomeKeycards
AwesomeKeycards lets you turn any item into a digital keycard, lock interactive blocks, and share access with trusted players.
TQs Unstack Shulkers in item form
Unstacks stacked shulker boxes that are in item form. Handy with mods that can stack shulker boxes in your inventory and on the ground, like tweakeroo and carpet mod.
MineCarry
MineCarry allows players to pick up and move most vanilla container blocks while preserving all their contents. No more breaking chests and dropping items everywhere—just grab and relocate your storage safely and easily.
HappyGhast - Ride & Upgrade
Give Happy Ghasts real gameplay: permanent speed boost, cargo & upgrades, fireball shooting, freeze/heal, and harness buffs.
Player Carpet Extension
A complementary mod to the "Carpet Mod" that allows you to manage the player's inventory with an interface and activate the switcher between items so you can use multiple items from the inventory.
Chaos Engine
Chaos Engine adds events to the server (UFO, meteorite, glitch events, and others), custom enchantments, and careers. The plugin also includes a weapon system, cases, a casino, and much more!
ShulkerBox Limit
ShulkerBoxLimit is a plugin that allows Minecraft server administrators to set a limit on the number of shulker boxes that players can carry in their inventory.
Unmount
Automatically break your Minecart on dismount! Quality of life addition for survival servers to clean up railways.
Overburden
A carry weight system that slows you down the more you haul — upgrade your limit with XP or suffer the consequences.