Minecraft Java 1.21 Mods
Browse 3,590 free mods for Minecraft Java 1.21 — popular picks include Composer, VoxelBridge, Zander Core.
Updated daily
Composer
A library mod created to improve the QOL of developing fabric mods.
VoxelBridge
Client-side mod that exports Minecraft saves to glTF.
Zander Core
Lightweight core library required for Zander’s mod ecosystem
☄️RSFramework | Framework of RSPlugin | [1.17.1 - 1.21.8]
Framework
CypherCore
The Core Mod for the Modpack Creatorio: Supply Chain
OpenJavascript
Create custom menus, commands, plugins, systems, basically anything with scripts in Javascript! With multithreading and Folia support! Everything is fully documented in the documentation!
GravityChanger (Banana Fork)
Lets you change the gravity direction of most entities, but works best for the player.
TFC Pot Rule Breaker
A lightweight prerequisite patch that relaxes TerraFirmaCraft pot and Firmalife vat recipe input rules.
Three-D Particle
Immerse yourself in Minecraft like never before with breathtaking 3D particles
Psi Tweaks
Overpowered patches to Psi.
SSS Translate
A library to add Crowdin internationalization to mods.
Hot Swap
Automatically Swaps To The Best Weapon/Tool
EmotesChat
Add emotes to your chat
PvPCore
Identify friend and enemies easily with colored tags, global internal chats for clans.
Jump Enchantment
New enchantment that, when applied to boots, increases your jump height!

Pehkui Continuation
Unofficial continuation of Pehkui for newer Minecraft/Fabric versions.
Farest's API
An API for FarestR06's projects

Fancy Tags
Simply put images in chat. No resource pack needed.
Baubles 2
Adding a new touch of bling to Minecraft.
OnlyWaypoints
A Minecraft Fabric Mod that adds bloat-free Waypoints with a Vanilla feel to the game
ChatRegulator
An advanced global chat regulator for Velocity
HO-Library
A lib mod
AnimVanish 1.21.x - 26.2 | Animated Vanishing
Plugin that provides large library of pre-made effects to your vanish
PromotedServer
Allows Modpack creators to promote their modded Servers.
Sword Utils
Real-time Java sword PvP feedback - recalibrated cooldown overlay, combo tracker, kill counter, auto sprint, reach display, damage immunity timer, and jump reset grader. 1.21.11 | Client-side only.
ManualTotem
A simple mod that helps with manual totem placement by automatically moving your cursor to a totem when you open your inventory.
FLib-Unofficial port
An unofficial port to 1.21.1 for the FLib mod; will remain until the original creator Lothrazar hasn't finished porting
Hextech Lib
Just like in a roguelike game, upon completing a certain objective, you can choose one of three buffs to empower yourself.
MrLibCore
MrLibCore is for MrUltimate and Other MrPlugins. !!! ITS REQUIRED !!!
Equipment Sets
This mod adds equipment sets that provide a bonus when an entity has items of a set equipped.
Aerodynamics4MC
A mod that adds realistic aerodynamics & wind to Minecraft
Thunderbolt_lib
A runtime bridge library and addon API for AE2 Lightning Tech, providing lightning energy capability interfaces, recipe builders, and plugin loading support for addon mods.
More Outputs API
A developer API to add recipes with more than one output
MTR: Surveyor Integration
Add MTR Stations & Depots landmarks for the Surveyor Map Framework
ReadStar
A mod adds configurable and more realistic stars.
Limited Sprint
stamina-based sprinting, for players.