Minecraft Java 1.21 Mods
Browse 103 free mods for Minecraft Java 1.21 — popular picks include P_Caixas, Chaotic Armor Trims, DrawerShelves.
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P_Caixas
Caixas customizadas Custom boxes
Chaotic Armor Trims
A mod for more armor trim capabilities
DrawerShelves
Drawers storage system 100%server side using shelf blocks
aozaink
Aozai Ink MC is a NeoForge foundation mod that turns handwritten Chinese glyphs into semantic world states for Minecraft addons.
Buckshot's RPG Combat Attributes
Welcome to a complete surgical rewrite of Minecraft's combat, physics, and magic mathematics.
Aura Effects
A lot of cool aura particle effects to make you look cool!
FPSWizard
A simple setup wizard that guides players through Minecraft settings that can improve FPS and performance.
InstaKeystrokes
A clean and customizable keystrokes HUD mod for Fabric 1.21.4 with draggable UI, color customization, and a modern design.
3D Model Datapack Template
This is an template used to add 3D models to your game via heledron's text display model generator (by SyanicXD)
Decraftable
lets you decraft items for your resources back.
MCBoard
Panel up, No setup.
ManaMod Nixsas
Requires Minecraft 1.21.1, Fabric API 1.21.1 and Fabric Installer of version. Mana System added, Ice/Lava Mana Upgrade, Swords, Armor, Bar's, Main R ability that enables you to walk on water or lava, special Sword ability's and much more, join discord.
twinkle popo mod
it adds twinkle popo realistic pikachu and realistic hellokity
OpenRouter Chatbot
OpenRouter Chatbot is a powerful and highly configurable Spigot plugin that integrates the OpenRouter AI API into your Minecraft server.
Mana Lib
Adds a highly customizable mana bar to Minecraft, appearing above your hunger bar, which can be easily managed by NBT data.
LiveJava
a VS Code-powered Web IDE that lets you build multi-class, hot-swappable native Java plugins instantly with zero reloads and automatic dependency injection.
Player Mutations
A behavioral evolution system that mutates players based on their playstyle. Every cycle (default 3 days), the plugin analyzes player behavior and triggers mutations that fundamentally change how they play.
Claude Code: Rate Limited
A Fabric mod for Minecraft 1.21.1 that adds Claude Code enchantments, token limits, rate limiting, item recovery, loot-based enchanted books, achievements, and the Claude Terminal.
NxControl
NxControl is an advanced staff plugin that lets OP players control players or mobs using simple keybinds, with GUI, bossbars, and freeze system built-in. It’s lightweight, powerful, and perfect for moderation, trolling, or cinematic gameplay.
Idle_Essentials
Just visual beautiful and mechanical comfortable essentials plugin like All in One
BluCooldown
Minecraft Paper/Folia plugin for adding fully configurable cooldowns to items
NxRestrict
NxRestrict is a powerful GUI-based Minecraft plugin that lets you easily enable or disable gameplay features globally or per player. It provides real-time control with no restarts, using a clean interface and instant enforcement.
NxFreeze
NxFreeze is a lightweight staff plugin that allows admins to freeze/unfreeze players using commands or an easy GUI.
Jobsy AutoDiscordLinker
JobsyDiscord is a lightweight Paper 1.21.x plugin that promotes your Discord server by sending automatic clickable chat broadcasts every 30 minutes. Players can click the message to instantly join your Discord, while Bedrock players (via Geyser/Floodgate)
MapCycle
MapCycle makes managing rotating FFA maps simple by handling everything automatically while keeping full control available for administrators.
Aura Nexuses
Grant abilites based on large-scale constructions. Grant permissions dynamically.
QuickWhisper
A terrifying Minecraft horror mod made on NeoForge that adds procedural jumpscares, creepy ambient sounds, and an immersive custom glitch menu.
Gravitation
Easily change the world's gravity
open-hands-lib
Open Hands Lib is a library for Minecraft. Each hand has its own hit cooldown, and the damage and tool are passed through the hand that your mod chooses; the same can be enabled for breaking blocks
GUI Command Blocker
GUICommandBlocker Stop players from using commands while they have GUI open! (Specially to prevent mod like ui utilis to sent commands in gui)
CatItems
CatItems is a plugin for creating custom items right in the game. With it, you can add attributes, enchantments, hide prompts, give permanent effects, create abilities on Shift, and build .schem schematics on right-click...