Minecraft Java 1.21 Mods
Browse 3,590 free mods for Minecraft Java 1.21 — popular picks include Falling Trees Physics, Leah's Resource Library, Nitrogen.
Updated daily
Falling Trees Physics
Lets trees fall when you fell them using a physics library (Sable)
Leah's Resource Library
Library Resource Pack for all individual MTR Resource Packs by Leah. Sounds, Bogies, Couplers and Seats included in this pack.
Nitrogen
Render utils and supporter benefits for my mods!
Modified Biome Source
Add modified biome sources that can be configured.
Tensura TR Javascript [ Abandoned ]
Fixes the Tensura Reincarnated Mod, Makes it Scriptable, Heavily Improves It
mdcdi1315's BML
Another library for supporting my multi-platform projects!!! (And possibly other projects too!)
Keystone Expansion Pufferfish's Skills
MMO-style skill tree expansion for Puffish Skills, adding new progression categories like Combat, Mining, Exploration, Farming, Crafting, Building, Magic and Taming.
Dimensional ItemGate
Control dimension access using inventory items
Epic Fight x Iron's Spells: Enhanced Animations community port
Compatibility for Epic Fight and Iron's Spells 'n Spellbooks for the neoforge modloader on 1.21.1
Pmw-Lwm
adds mobile radar (protomanly weather mod required ) ++ new stuff will be added over time

Potions Description
This resource pack enhances Minecraft's potion system by providing detailed descriptions of every potion directly in-game. Whether you're new or experienced, it helps you make better choices while brewing your potions.
CommandBridge
Connect all your servers together and bridge commands across your entire Minecraft network.
m4lib
a basic libary for all m4ssivee's mods
StarRailExpress Library Mod
A lib of StarRailExpress with commands, development libs and resources
UltimateAdvancementAPI
A powerful API to create custom advancements for your Minecraft server.
Garnished KubeJS
KubeJS Create: Garnished Integration
StrEq
String to Equation!
KotlinMC
A SpigotMC, BungeeCord and Velocity Plugin with the Kotlin Runtime and Other Libraries that automatically updates upon a new Kotlin Version
HammerMultipart
Library to place multiple things in one block space.
Eva's Scroll Tweaks
Keybindable scrolling, keybinds to mimic scrolling, and horizontal scrolling compatibility!
Guns Craft: Reforged
Deep weapon customization, realistic firearms, and immersive combat.
MobCivics
shared rendering abstractions and basic fear state tracking for villager-related entities, intended for use as a dependency by other mods.
HologramLib | Leaderboards & Custom Holograms
Packet-based text display library with animations, leaderboards, emojis, minimessage, and more!

CC: Deep Seas
CC: Tweaked x Create: Deep Seas
ExecutableCrafting
Custom Crafting, Ultimate Custom Recipe System for Minecraft Servers!
CobbleLibs
CobbleLibs es una librería base para mods de Minecraft (Fabric) diseñada para facilitar el desarrollo de sistemas avanzados
Soundtrack player
An in-game soundtrack player that lets you play, pause, and control all 50+ Minecraft background music tracks. Features true pause/resume, volume control, track navigation, and a clean GUI. Press M to open!

Auto TNT Cart
One‑click instant TNT minecart trick: press C to place rail, spawn TNT minecart, and shoot a flame arrow. Requires Fabric API.
HB's Foundation
HBs Foundation is an API for fundamental methods and utility methods related to all my Minecraft modded projects. Integrated with and dependent on Balm API.

Triggers
A modular Forge-style event API for triggers!
Pufferfish API
A simple API to allow easy multi-version and multi-loader development.

Afrikalify Music
A modern in-game music player with themes, queues, and Simple Voice Chat support.
WaterFrames Computercraft Compat
Adds computercraft peripheral support to WaterFrames mod
Colorly
Real-time display color grading — tune Hue, Saturation, Brightness & Contrast for the whole game.
FrogiLib
A small collection of blocks for my building needs
AnvilCraft: GuideME
AnvilCraft's GuideME Compat