Minecraft Java 1.21 Mods
Browse 434 free mods for Minecraft Java 1.21 — popular picks include CyberWorldReset, Lootr-DeathChest, Quick Stacker.
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CyberWorldReset
Easily reset a world with a scheduler or a specific time/date and more!
Lootr-DeathChest
Automatically creates a chest at the player's death location to safely store their items. Simple, lightweight, and Lootr-plugin compatible.
Quick Stacker
Automatic inventory management plugin that quickly deposits items into containers and sorts storage with simple click actions.
Copper Golem Patch
Copper Golem Patch gives every golem a persistent memory of which chest holds what, lets them gossip with nearby golems to share that knowledge, and makes them put down unsortable items instead of carrying them forever, sorting that actually scales.
Crafted Stats
Minecraft Plugin that shows Server Stats in-game
Limit blocks for players
Limit itens for players To prevent abusers, such as chunk loaders, entity blocks, etc., which could break the ground, a player can set a limit on the number of blocks a player can place on the ground.
EchoFrame
This Modpack is lightweight and actually optimizes your potato without any useless mods that take up storage.
No Silktouch Warn
This mod warns you when you use a non-silktouch-netherite or diamond pickaxe to mine an enderchest. The warning is customizable.
AntiLag-Klz
Antit Lag Klz Stop All Lag And Others....
DiskScanner
DiskScanner - a minimalistic plugin that will show the weight of folders on your server using one command.
Logs to Chests
Craft logs directly into chests, skipping the plank step. Works with Vanilla and modded logs tagged as ‘log’ for faster storage crafting.
JustPlugin - All in One Management Plugin
Lightweight all-in-one essentials plugin for Paper, Purpur, and Folia 1.21.11+. Economy, teleportation, moderation, jail, kits, vaults, ranks, database storage, and 159+ more commands — all in a single configurable JAR.
ProEssentials
ProEssentials is a comprehensive essentials plugin for Minecraft 1.21.x that bundles key server features
BetterBackup
This plugin is a backup plugin that does everything for you (if you want).
invitemframe
invisible Itemframe with sneak right click
Create+ Modern
Create Modern is a streamlined Minecraft 1.21.1 NeoForge modpack focused on Create, automation, and rail transport. Featuring Steam 'n' Rails, advanced storage solutions, performance optimizations, and essential quality-of-life mods, it provides everything
FlezerBoxes
A high-performance crates plugin featuring ultra-fast 2-turn animations, HEX-colored rarities, unique Rune mechanics, and interactive global broadcasts.
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.
DrawerShelves
Drawers storage system 100%server side using shelf blocks
AutoStopper
Empty servers sleep. Players wake them. AutoStopper starts mapped Docker backends on demand and stops them after inactivity.
BsruEnderChest
BsruEnderchest is a high-performance Ender Chest plugin for Spigot, Paper, and Folia servers. It enhances the vanilla Ender Chest with more storage, multiple pages, cross-server synchronization via MySQL , all designed to be lag-free.
Recipe Book is Pain (Extended)
A port of Recipe Book is Pain to newer versions, along with new features.
Dizzle.io
A pack focused around QoL/performance. Centered around create and sophisticated backpacks for content, as well as, insane world generation to explore.
SYSTEM SMP
System SMP is a premium Minecraft plugin designed for survival multiplayer servers. It adds unique features including small caps text formatting, tree felling mechanics, custom item displays, and an economy-based spawner mining system.
Enigma-Craft
small yet functional expansion modpack that includes content expansions, Create addons, storage, QoL, magic, world-gen and more.
Better Create
Better Create is a modpack that enhances the Create mod experience with add-ons and complementary mods You can build a factory with the Create mod, a farm with Farmers Delight, organize your chests with Simple Storage Tom's Simple Storage and more.
Warp Hopper
Boost server performance by swapping tangled hopper lines for sleek, wireless item routing. Eliminate lag‑filled storage rooms and embrace invisible, high‑efficiency logistics.

LBSpawners
Advanced stacked spawners
ItemDB
Simple. Fast. Cross-server item database.
The Nest Cobblemon
A minimalistic Vanilla+ modpack that blends Minecraft’s core survival with seamless Pokémon integration. Enjoy smooth performance, enhanced UI, backpacks, and quality-of-life tweaks — all while keeping the familiar charm of vanilla Minecraft.
Folia Shop
A modern, high-performance shop plugin built for Folia, and modern Minecraft servers. FoliaShop combines a powerful GUI shop, Worthify-style selling system, Auction House, Custom Items Support, advanced item matching, in-game edito

ChunkingHopper
Chunk collectors that pick up items within its range and support various plugins like RoseStacker.
世界存档优化器(自动异步保存)
世界存档优化器,可以自动保存您的服务器世界,采用异步保存。World Archive Optimizer, can automatically save your server world using asynchronous saving. Bukkit 1.21
VirtualFilter
Professional Independent Virtual Filtering System
CrossTPA
CrossTPA is a high-performance, cross-platform teleportation suite that seamlessly bridges the gap between Java and Bedrock players with interactive GUIs and robust economy integration.
AwesomeToDos
Create good looking and structured ToDo-Lists and various categories.