Fabric Mods for Minecraft Java
Browse 3,186 free Fabric mods for Minecraft Java — popular picks include BCLib, EMI, Scalable Cat's Force.
Step by step: How to install Minecraft Java mods & modpacks
Updated daily
BCLib
A library mod for BetterX mods

EMI
Featureful and accessible modern item and recipe viewer with JEI compatibility
Scalable Cat's Force
Scala language provider for Minecraft 1.13.2 and newer
Catalogue
A universal mod list menu for all modloaders!
Iceberg [Fabric]
A modding library that contains new events, helpers, and utilities to make modder's lives easier.
Simple Discord RPC
A simple to use RPC plugin for Minecraft and Modpacks
ExpandAbility
Library mod that provides increased control over vanilla effects and abilities
Combat Roll [Fabric & Forge]
🧶 Adds combat roll ability, with related attributes and enchantments.

TerraBlender
A library mod for adding biomes in a simple and compatible manner!
FTB Filter System
FTB Filter System (aka FFS) is a powerful item filtering mod with friendly GUI editing
JEITweaker
Adds CraftTweaker support to Just Enough Items
libIPN
Gui/Config Libarary for Inventory Profiles Next and related mods

Glodium
A codelib for render, registry and network stuff
Patchouli (Fabric/Quilt)
Fabric and Quilt port of Patchouli
MaLiLib
A library mod for client-side mods. Contains most of the common/shared code of masa's client mods, and adds some inter-operation support between the dependent mods.
YUNG's API (Fabric)
A library mod for some of YUNG's Minecraft mods (Fabric version)
Night Config Fixes [Archived]
A small number of workarounds for relatively common issues concerning the Night Config library.
Majrusz Library
Library with common code for some of my modifications.
Resourceful Lib
Resourceful Lib

TerraBlender (Fabric)
A library mod for adding biomes in a simple and compatible manner!
CERBON's API [Forge | Fabric | NeoForge]
A library mod for CERBON's Minecraft Mods
bad packets
Bad Packets allows packet messaging between different modding platforms.
Pufferfish's Skills [Fabric & Forge & NeoForge]
Adds a fully configurable skill system to the game.

Cardinal Components API
API for data-driven content
FTB Library (Fabric)
Common code for all GUI stuff in FTB Mods. Component/layer based GUI creation. Used by mods such as FTB Chunks, FTB Quests, etc. (Fabric version)
BaguetteLib
A simple but powerful event library that gives mod developers the control they actually need.
SuperMartijn642's Config Lib
Config Lib makes dealing with config files just a bit easier.
MRU
A library mod used by Cassian and IMB11's mods to function.
CoroUtil
Shared library mod for Corosus's mods
FTB Teams (Fabric)
Library for mods that can utilize team progression like FTB Chunks and FTB Quests. (Fabric version)
Forge Config Screens [Archived]
Allows Forge's configs to be configured directly in-game. Quick and easy with a beautiful design!
Integrated API
The library mod for the Integrated Structures series
Ponder for KubeJS
Create custom Ponder scenes with KubeJS.
MonoLib
A non-invasive library mod for Fabric, Forge, and NeoForge.
LibrarianLib
An extensive collection of tools, utilities, and frameworks.
Moog's Structure Lib (moogs_structures)
This is a library mod for the Moogs Structure series