Minecraft Java 1.21 Mods
Browse 3,590 free mods for Minecraft Java 1.21 — popular picks include xokz's Particle Effects, DrawerShelves, TagLib.
Updated daily
xokz's Particle Effects
A collection of novel visual effects.
DrawerShelves
Drawers storage system 100%server side using shelf blocks
TagLib
Library for Tags via NamespacedKeys
BioGrav
Variable gravity across biomes, configurable to your heart's content!
Red Crystal(红晶)
Add new recipes to facilitate players in making items.
Create: Recipe Hooks
Create library for recipe-based mods/addons/scripts etc...

UI Timer Lib
A simple UI timer for mod creators, made to be as easy to use a possible.

Quinn's FlexHUD
A HUD library for assisting with typesetting
Ritual Magic Resource pack
A Ritual Magic data pack dependency(not anymore)
Kiwi Customization
a tool for creating game content from Excel/Google Sheets/YAML.
LunarSkript
Use the LunarClientAPI (Apollo) on Skript
ADKM
Defeat a powerful, giant boss roaming your world to claim his legendary Scythe with +16 Attack Damage! A high-risk, high-reward challenge. (Requires GeckoLib)

FlexiBook
simplely create a custom book with a web editor. supported inject image, auto layout, custom background, register book by resourcespack, i18n, inject click link
VRX Economy
🌟 Robust economic framework providing a stable currency system and essential financial commands to power your server's entire marketplace and trade. 🌟
LiveProfiler
Real-time in-game performance profiler.
KarasunikiLib
Utility library for Karasu Lab
TutorialBook
In-game handbook for rules, guides, and tutorials—reduce support spam and onboard players fast.
QueT
Library mod for some of my mods
HalbCore
A Library vor Halbzwilling's Datapacks! Multiplayer, Projectiles & Click Detection!
Art's CLA (NLAM)
A datapack that allows chickens to lay anything with some restrictions to reduce abuse and server lag. Based on helmo2019's Chickens Lay Anything.
Chefmakes' animation engine
I couldn't find a player animator which works with me so I spent a month and a half making my own.

Epiphany
Library mod for progression based mods
Rome Client
A Fabric client mod for the Rome server — adds an emoji picker, chat integration, and server-synced emoji support.
CC:Libraries
Adds libraries to CC:Tweaked.

OGDuels
OGDuels is a lightweight, high-performance Duels, FFA, killstreak, bounty, and leaderboard module designed for competitive Minecraft PvP servers.

Client Entities Lib
Library for creating and managing client-side entities
Skript - Folia
Skript is a Paper plugin which allows server admins to customize their server easily, but without the hassle of programming a plugin or asking/paying someone to program a plugin for them.
Zones API
Server-side mod implementing zones with api in the game.
Custom Boss Zoryth AI
Zoryth AI Boss is a premium, high-performance custom boss framework for Paper (1.21.x).
WinterSports
I add some cool winter sports like ice skating to neoforge using Geckolib to make my favorites winter sport activities
Vecs Speak 512k AI
Vecs_Speak_512k is a simple artificial intelligence for Minecraft, implemented as a datapack.
RSFramework
Framework
aozaink
Aozai Ink MC is a NeoForge foundation mod that turns handwritten Chinese glyphs into semantic world states for Minecraft addons.
Sculk Vault
Adds some sculky features to make the ancient cities more enticing
MineCommerce
WooCommerce & Shopify Integration for Minecraft Servers
Turkish Profanity Detection
Turkish Profanity Detection, Minecraft sunucularınız için özel olarak geliştirilmiş, yapay zeka destekli kapsamlı bir Türkçe küfür ve hakaret tespit sistemidir.