Minecraft Java 1.21 Mods
Browse 3,590 free mods for Minecraft Java 1.21 — popular picks include XDailyVoucher, Row on Lava, Datapack Importer.
Updated daily
XDailyVoucher
A feature-rich daily rewards and voucher system for your Minecraft server!
Row on Lava
Includes a new enchantment obtainable from the table/villagers/loot named "Fiery" which when equipped on boots can make players abled to row on lava in the nether making the journey easier.
Datapack Importer
This is a Plugin for datapack creators that allows them to list their datapacks as plugins and still have them work in the plugins folder
Another Cobblemon Moves API
ACMA is a mod that merge move learning instead of overwritting the whole species.
optimal tweaks
this is a modpack that i personally use, it performs so well on my 10 year old macbook air that i thought it would be nice to share. (it does have some QoL mods like tweakeroo, best if used on creative servers, if people ask ill likely make a non QoL fork)
DoubleJumpLib
A simple Minecraft datapack library which has double jump detection for Minecraft 1.21.8+
Craftable.Tridents
It is a mod that helps you to craft tridents

Client Export Helper
A client-side mod that lets you export client-side data including advancements and statistics.
TranslateMC
Translate your MC Server easily and free
ServerGate
ServerGate locks your Minecraft server during maintenance, requiring players to enter a secret key to join. Supports Minecraft 1.8+ with timeout, attempts limit, and admin bypass.
EnchantedBosses [Free]
An endlessly customisable bosses plugin using SkillsLibrary
LobbyPearl
Fly with enderpearl in the lobby!
Slothy's Tree
Client-side pack browser, Texture Builder, and OptiFine CIT support. Discloses network use: GitHub Pages catalog/downloads and optional Cloudflare Worker (heartbeats, stars, uploads). See full description for details.
BDEngine Porter
A tool for adding models from Block-display.com to your server
Omnia
A small, yet powerful library for assisting with data generation.
Fatigue's GUI lib
library mod for gui related stuff, very basic
Weights
A simple mod for entities, to have Weight and Mod Weight Library
JPirates
Licensed players are fine, but what about problems? Add players you approve by nickname.
LifeBase
An unofficial remake of Grian's Third Life series which can be modified or played standalone.
Brea Nonatomic
A mod provides operator system which can create entities to follow and help you.
tenkuma's library
Library for my projects.
Thread.JS
This is a mod that enables usage of the Javascript programming language and debugger for Fabric mods.
PermissionExporter
Ever wanted to export all your permissions into 1 easy to read txt document? well now you can :)
QuickAuth
A simple, secure, and lightweight authentication plugin. Protect your server with easy login and registration commands, captcha verification, brute-force protection, and multi-language support.
Chat Input API
A plugin for PaperMC to get inputs from chat.
DrownForReal
Drown For Real adds realistic player panic animations when your underwater oxygen bar hits zero. Built for Fabric, it features custom flailing animations that smoothly blend in and out over a fraction of a second using player-animation-lib.
Mellurboo's Player Handbook
📜A simple way to give your players server info or lore, right in the native book GUI
ProgressionAPI
Shared core API for a stable plugin ecosystem consistent custom item identity and clean integration.

Marmot
A Fabric library to empower customization for server owners.
Packs Shop
Manange donate/shop packs (case) with animation and full customization
BackpackPro
High-Performance Storage Solution
Droplet Recipes
A little data pack by Mr. ESE to add new crafting recipes.
Combat State
Shared combat-state tracker for Minecraft mods and modpacks.
VehicleFramework
Advanced Framework for Vehicles [1.20.2-1.21.8]
PixelMOTD
Custom MOTD for your server
JakubSasinkaCore
This is a library for all my current and future projects. Plugins that currently use this library: Fishing +. In other projects, such as SpeedRun and Archery