Minecraft Java 1.21 Mods
Browse 3,387 free mods for Minecraft Java 1.21 — popular picks include Harvest Tractor Plugin, PachislotCraft, EnchantmentsX.
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Harvest Tractor Plugin
HarvestTractor adds drivable farming tractors. Harvest crops, plant seeds, use lava as fuel, store items in a GUI, craft tractors, and ride solo or with a passenger on the tractor.
PachislotCraft
Playable pachislot machines for Minecraft with reel-based gameplay, bonus phases, prize items, and custom audio.
EnchantmentsX
new with custom model data!
LocuCore
Manage your favorite waypoints in a very simple way!
MassRenameGUI
Plugin that adds a GUI to rename multiple Stacks of Items or unstackable Items at once, requiring only an already renamed item as a template. Useful for mass-renaming Shulkers for example.
Swapping SpeedRunners EN/RU
This plugin was inspired by Sapnap's video “Minecraft, But Every Minute The Speedrunner Switches...” . Creates a SpeedRunner role. Speedrunners change every minute.
SunIslandArrowAddon
Custom Arrow and Quiver plugin!

Project: Nuclei
Adds uranium ore, lead ore and an enrichment process for making uranium rods. Also adds graphite rods (crafted with coal), a nuke, a radioactive seperator and various crafting components. In general this is a (kinda) scientific industrial progression mod.
CommandWorld
A plugin to seperate world chats with groups or per world, with staff chat and also command visibility and accessibility for players, with worldgroups and luckperms. Makes your server feel like a proxy
BBAds
Want to capture your player's attention? Use bBAds to display custom messages via the BossBar. Features include configurable server ads, player-submitted content, a regex filter, and robust admin controls. Tailor messages to match your server's style.
CREEPER ANTI LAG
Advanced anti-lag plugin featuring TNT protection, intelligent item cleanup, mob optimization, lag machine detection, and real-time TPS monitoring.
jwSpawn
A simple and functional spawn plugin!
Uncrafting_dp
Now it is possible to disassemble items to recover resources
ArtonaClearLag
Artona ClearLag – Fully Configurable Entity & Item Cleaner for Paper/Spigot/Bukkit/Purpur
Event Warden
Secure your events with global toggles, freeze tools, slowmode, and real-time Xray alerts.
CmdRelay
Automated event engine: execute random commands with weighted chances (%), auto-cooldowns, and dynamic player timers.
WhereIDied
Displays players' death coordinates upon respawn with customizable messages for Minecraft servers.
OneTimeCoupon
Single-use coupons with custom commands for players!
EntryCode
Secure your server with customizable entry codes!
Create: Nuclear Age
A fork of Create: New Age without all the electrical stuff. Only nuclear and thermal stuff!
Smart City Lights
A brilliant mod for builders — lamps that turn themselves on and off, imitating the daily rhythm of a lived-in apartment.
BestCape
Adds a clean, customizable GUI and lets players equip their own custom capes.
NoPunch
Blocks the Punch enchantment on bows.
Command Block Spy
[Open Source] Monitor/Intercept Server Command Block
POWERED
Revamps automation. Adds a ton of configurable & polished redstone components, allowing you to do more than ever before.
ArmoStatusHud
A lightweight HUD mod that displays your armor status at a glance, keeping you informed without cluttering your screen.
uclearwastedisposal
一个 Minecraft 1.21.1 NeoForge 科技模组,提供化学品/流体的虚空销毁功能。专为大型 Mekanism 整合包设计,解决工业副产物处理痛点。 A Minecraft 1.21.1 NeoForge tech mod that offers void disposal for chemicals/fluids. Designed for big Mekanism packs, it tackles the headache of dealing with industrial by
PLASTIC CRAFT
A unique expansion that introduces versatile plastic materials, custom building blocks, and tools to upgrade your Minecraft survival experience.
Lunnara login
A secure authentication plugin for Minecraft 1.21.x. Players must register and login with BCrypt-hashed passwords. Full lockdown until authenticated. Admin tools included. Works on Spigot, Paper, Purpur, and all forks.
ManageAFK
with this PLUGIN you can customize the AFK in your server with style and with lots of features and optimization for no performance issues.
MinecraftDrills
Add drills to Minecraft paper server
Bagel's Admin Tools
Easy to use admin tools, such as vanish, invsee, announcements, cleanup, and more.
OrjusDowned
Rust-like downed/revive mechanic: players enter a downed state instead of dying instantly, can crawl, and wait for a revive. If not revived in time, they die. Fully configurable in config.yml.

hShop
A very customisable and weirdly easy to use Shop plugin.
CloudChatMC
Chat with friends across any Minecraft server — no plugins needed. Powered by a free Cloudflare Worker backend with token-based identity, global chat, and private messaging.
Magical Fists
In This Plugin Have 10 Types Of Fist With Their Own Magical Abilities🔥