Fabric Mods for Minecraft Java
Browse 3,154 free Fabric mods for Minecraft Java — popular picks include World Gen Tweaker, Cursors, Shuttle.
Step by step: How to install Minecraft Java mods & modpacks
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World Gen Tweaker
Customize your world's generation!
Cursors
Cursors is a Minecraft mod and library that adds custom mouse cursors to GUIs.
Shuttle
A lightweight open-source addon library for adding extension support to your mods
tweak-api
A Minecraft fabric api that make more events and callbacks, and configure
Easy modpack
Tool for easily fixing issues and compatibilities in modpacks.

RecPulse
This mod adds a realistic bodycam effect, camera shake, a bodycam lens, a flashlight, as well as a realistic lidar system. The mod was created as an add-on to the mod (its name will be here after its release), but it can also be used in regular gameplay :D
Stickman API
A very,very flexible mod with placeholder items for Datapack creators. This mod is required for every project by Lexter.
RetroAPI
Block, Item, Recipe, Entity, Dimension Registration API for Legacy Minecraft. Supports Ornithe and Babric. Optionally Works with StationAPI.
Jsonite
Create custom modded features on Quilt and Fabric using resource/data packs PRE-APLHA server-side untested
Chat Message Library
A StringBuilder for Text, useful for commands and command-line tools.
Tales of the Third Age - Core
Core mod for all Tales of the Third Age Mods!

HotbarAPI Compatibility
Compatibility patches between HotbarAPI and other mods
CoreLib
A library mod for data handling.
Heart Animation Customizer
A mod where you can change all animations heart related
yunfalib
A library that adds config, math, events, modules, and more.

RPG Errands
Villagers who want something
Switchy & Pufferfish Skills Compatibility
Pufferfish skills component for switchy 3.0 and onward
Colorful Logger Lib
This library is designed to simplify a specific aspect of Minecraft Modding workflows by making it easy to add ANSI color to your Logger calls.
More Mining Stages
Adds more frames to the animated block breaking overlay!
YAML Resources
Addon for Simple Resources which adds support for the YAML format for both minecraft and custom-registered resources.
NBT to Data API
Small library mod for developers, which adds the ability to use the old NBT format, as well as conveniently edit
Vuurkrab’s Tweaks
A collection of small client-side tweaks to improve your Minecraft experience, focused on PvP, visuals, sound, and more.
Better Datapacks
Increases the scope of what can be done with a datapack.
BDEngineImport
A Packet-based Import Library for the BDEngine editor
Circumflex
A Fabric/Quilt library mod
Tutla's ClickCrystals Script Editor
Make, Edit and Create workflows using CCS Node Editor. Comes with an AI if your too lazy to make scripts!
LunaNPC
LunaNPC is a Fabric-first NPC framework supporting combat, factions, spawning, trading, dialog, and custom models, in-game or through the API.

Pentamana Extra
A Pentamana addon providing mana calculation modifying features.
Visually Optimized
A collage of vibrant cultures, seasons with the serenity mod, optimisations with sodium and libraries along with inbuilt library to search between and surf through Modrinth from inside Minecraft. Now with a little tweaks in name and other stuff.
Build Library
This mod adds an in-game build library for my community, where players can browse featured builds, view previews and materials, and instantly download schematics directly in Minecraft.
Weave
A library for Teal Wolf 25's datapacks.
Bland UI
A simple GUI library mod only provides the most basic features for GUI elements
Persistent Storage
Store variables between worlds
DraNimation Lib [BTW Addon]
A library used for the Dynamic Visuals Series' addons
CicadaLib
This is a core modding library designed to simplify complex systems in mod development.

Traveler's Journal
Part of the Traveler's Series; provide a player with a book upon joining, with its content dynamically managed and continuously updated by the admin from a markdown file.