Minecraft Java 1.21 Mods
Browse 423 free mods for Minecraft Java 1.21 — popular picks include More Functional Storage Upgrades for ExNihilo, Ore Assembler, RupeeEconomyCompanies.
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More Functional Storage Upgrades for ExNihilo
Addon for More Functional Storage Upgrades to support ExNihilo blocks
Ore Assembler
Minecraft mod that adds an Ore Assembler.
RupeeEconomyCompanies
RupeeEconomyCompanies is a powerful economy and business management plugin for Minecraft servers running Paper or Spigot (1.21+). It introduces a complete ₹ Rupee-based financial system where players can create companies, manage employees, run businesses.
PacketPortal
PacketPortal is a Spigot/Paper plugin that allows you to manage and deliver item packages to in-game players directly via Discord commands (also has GUI).
XFPoolManager
XFPoolManager (XFPM) is a custom loot pool manager created by xfinity
Villager rollback
A datapack that is able roll back villagers that recently died. All of the villagerdata is saved.

RealWeight
Weight to your minecraft with real debaffs
Timber´s Call
Timber’s Call adds Grimbark, an automatic woodcutting NPC, unique workstations for progression, mystical crafting, and a boss fight — all without a resource pack. Answer the call!
JsChatManageMent
ChatGuardX is an advanced Minecraft Paper 1.21+ plugin that provides complete chat moderation backup and security system for servers. It includes anti spam caps detection blacklist filters and link blocking to keep chat clean. The plugin supports mute unmu
Data Guard
It's a PaperMC plugin that automatically saves player and server data so nothing gets lost or rolled back unexpectedly. It snapshots everything — inventory, armor, ender chest, XP, health, food, potions, and location.
Queue Plugin
An Queue Plugin for Velocity, easy to set up!
Nether Furnace
This mod adds a nether-furnace that is fueled only by a bucket of lava and runs for a very long time (2 hours, 46 minutes and 40 seconds). The mod is still raw, but it is constantly evolving!
Mechanical Factory
This is a Minecraft mod addon for Create called Factory
AtlasPin
AtlasPin is a modern, intuitive plugin for managing coordinates on a Minecraft server. It allows players and administrators to create, manage, and share pins using beautiful graphical interface templates and high performance.
ServerAnalytics
ServerAnalytics is a powerful, lightweight, and fully free analytics plugin for Minecraft servers, designed to help server owners understand player behavior, track progression, and optimize their gameplay experience like never before.
Seyllo
Connect your Minecraft server to your Seyllo store. Auto-delivery, remote console, real-time monitoring. Free alternative to Tebex.
PerInfo
PerInfo is a robust utility plugin developed for Minecraft 1.21.1. It was designed to provide total transparency regarding commands and permissions, while transforming the chat experience through dynamic, real-time sharing of items and player status.
FluxForge
An industrial tech plugin for Minecraft servers. Build power networks, automate your world.
NotOnlyGraves
Never lose your death loot again! 🪦 Spawns beautiful memorial graves with tall pillars, locked chests, and grave key compasses when you die. Works in Overworld, Nether & End.
Fluxel
Extended hopper pickup range for Paper/Spigot.
CustomDrops Pro
A plugin that lets you edit the rewards received from monsters. Supports IA IE IT MM and can be easily edited.
BlockNadzor
Bureaucratic restrictions and censorship in Minecraft.
Sift - Quickstacker Plugin
Sift is a Minecraft plugin that allows players to instantly deposit matching items into storage containers with a simple Shift+Right-Click.
[SaS] Scraps and Salvage
Allows armor and tools to be salvaged into scrap which can be crafted into ingots.
HandyCommands
A small and lightweight plugin that aims to add some very useful features.
VortexSellChests
Automated sell chests with item collection, filtering, upgrades, fuel support, and economy integration along with infinite storage chests
Compressed Chests
Organised and compressed chests
bItemFilter
Keep your inventory clean. Automatically filter which drops you want to pick up and which useless items should stay on the ground.
Magnot
Tired of your magnets messing up your auto-crafts? Well, Magnot! Define walls or areas which block magnets from any mod. Filters coming very soon. :)
Bundle Bin
A craftable Bundle that deletes it's contents, great for clearing up junk from your inventory
EclipseBlockItemContainer
With this plugin you can block items in certain containers.
UltimateStep+
UltimateStep+ is a Paper 1.21 server utility plugin by dieschmatze. It combines automated world backups, a world-reset tool, and a YAML-based GUI menu system into a single plugin. All features are permission-controlled and fully configurable via config.yml
Accelerated Hoppers
Accelerate individual hoppers to transfer up to 12 configurable items per cycle perfect for vanilla SMP servers.
EcoTrophies
EcoTrophies adds decorative, armor powered trophies that passively generate currency for players to collect. Configure custom trophy types, tiered armor, production rates, storage limits, GUIs, and multiple economy integrations.
Mik'sDeathChest
A simple Paper plugin that stores a player’s items in a pre‑placed chest marked with a sign. When the player dies, all drops go into that chest, and /dcport teleports them back to it.
Gavelry
The most advanced chat filtering and mute system.