Minecraft Java 1.21 Mods
Browse 3,935 free mods for Minecraft Java 1.21 — popular picks include All & Only Chests, PlayerVaults - Unlimited Storage Solution, Azur.
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All & Only Chests
Plugin for the challenge All & Only Chests the Youtuber and Streamer BastiGHG has played
PlayerVaults - Unlimited Storage Solution
Infinite personal storage with multi-database support | Lightweight & Lag-Free | 1.21.X
Azur
Experience smooth, lag-free survival adventures with Sodium and Lithium, keeping your FPS high whether you’re mining, building, or exploring. MouseTweaks makes inventory management effortless, while Fullbright lets you see every detail of your world.
Vitamin+
Level up your vanilla with powerful vitamins—Wall Jump, Player XP to books, Death Chests and more. Supercharge your adventure!
MoreUtils
A utility mod that adds compressed blocks, storage upgrades, and new ores across all dimensions
No More Charcoal
Smelt Wood Logs into Coal instead of Charcoal
Eternal Starlight Fix
Performance fix for Eternal Starlight - caches book progression data to eliminate TPS lag caused by repeated data storage hits.
OP loot datapack
This datapack lets you run a command that gives you a shulker box full of OP loot!
Pull It
Pull missing crafting ingredients from nearby storage directly into your crafting grid, with JEI support for faster recipe-based crafting.
Belgify Backpacks
a mod that adds vanilla style backpacks
Firepowder!
a mod for gunpowder
FNAF Dreams and Nightmares (Work Game)
Mod will recreate the creepy atmosphere of FNaF 4
Networks Terminals
A central ME-like UI to access all items in your storage system easily
Searching GUI
Add a searchbar (with custom texture) to all GUIs (configurable) | Client side mod
ClanForge
Complete clan ecosystem with storage, economy, rankings and cross-server synchronization
![SCMC [Server Client Mod Checker]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/269956.webp)
SCMC [Server Client Mod Checker]
A mod that will ensure your players have the necessary client mods to avoid problems & allows server mod menu instances to read mods and download them from your server easily.
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
Firework++ - Longer Craftable Durations!
Additional firework booster crafting recipes for elytra! Longer flight times with more gunpowder!
Cave Born
Adds new ores, materials and powerful gear. Mine Bronze in the End, find rare Titanium in the Overworld, and craft Netherite Titanium equipment — the strongest in the game!
Concentrated
Adds "Concentrated" stone blocks for mining and storage
Touhou Little Maid, crafts without shrine
A Touhou Little Maid datapack that makes all items in the mod able to be crafted without the need of the shrine and the power points. The recipes can be seen in JEI, but im also publising all the item recipes in the gallery, in case u dont like the mod.
CatchBall
A plugin that make entity to be catchable
eZWeight
A Mod that adds a weight system.
ClanAscend
ClanAscend is a Minecraft clans plugin that lets players create and manage clans, invite members, and track basic progression like power and levels.
Sourceflow Infinite
Sourceflow Infinite is a tech-focused mod built around fluid recycling and production.
Pouch & Paper
Pouch & Paper — convenient storage of tradeable resources, with a curious effect of burnt paper
Shulker Stuff
Shulker enchantments, enhanced dyeing, bundle-like functionality, and more!
Simple Pickaxe 7x7
Simple Pickaxe 7x7 is a straightforward utility mod that upgrades mining efficiency by allowing a pickaxe to break a full 7×7 area of blocks at once instead of just a single block.
Infinite Inventory Enhanced
Provides a secondary inventory that allows the storing of any item in any quantity, while leaving the vanilla inventory intact. Works with Shulker Box content viewing mods.
Traveler's Backpack ATM Upgrades
This mod adds backpacks to the game, like shulkerboxes, but can be upgraded to get more space, this is for those people that likes to travel with all his items
Profitable
Dynamic economy with real supply and demand by using an exchange system!
Nie's Improved Recipes
A simple datapack to add or alter recipes which just make sense!
OpenJavascript
Create custom menus, commands, plugins, systems, basically anything with scripts in Javascript! With multithreading and Folia support! Everything is fully documented in the documentation!
CloneItems
Expand your inventory with powerful item cloning. Easily duplicate tools, weapons, and resources to save time and boost your gameplay by creating exact copies of your favorite items quickly and safely.
stackable patch
update original mod to new versions
CobbleKingdoms
The definitive Cobblemon pack: every Pokémon, every Mega, Z-Moves, backpacks, and tons more — tuned for performance.