Fabric Mods for Minecraft 1.21
Browse 1,482 free Fabric mods for Minecraft 1.21 — popular picks include FConfigLib, Kinecraft, Reliable Recipe Viewer (RRV).
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FConfigLib
Version-independent configuration library for Fabric Mod Loader
Kinecraft
Kotlin serialization for Minecraft classes
Reliable Recipe Viewer (RRV)
A recipe viewer for the latest versions of Minecraft, rebuilt from EIV and designed to be configured.
Villager Library
Adds a Villager Library to plains a forest biomes
Trinkets Continued
Updated fork of Trinkets Canary, a data-driven accessory mod
ctLib
A library for data storage and make things simple
Unremovable Effects
Makes selected status effects unremovable with Milk Bucket and lets you select items that should remove selected status effects
Abandoned Urban remaster
This mod adds support of Utils from Berezka's Library to Abandoned Urban.
Movement Plus
Double Jumps, Coyote Time and more!
More Structure Processors
Adds More Structure processor types for Developers to use in Mods or in Datapacks if using datapack on a modloader
Oblivious Core
A modular API designed to support and unify systems across Foufakirby's Minecraft mods.

Monkey Utils
A declarative Kotlin focused Minecraft utility library for commonly used features of my mods.
CooParticlesAPI
An library to spawn custom particles
Equator
A powerful rendering library.
BlueLib
BlueLib is a Minecraft modding library designed to handle a wide range of modding tasks. It includes systems for simplifying code development, with support for data packs and resource packs. The goal is to make modding more accessible!
Twilight Lib
A library mod for mc_jojo3's mods
[Obsolete] Switchy Inventories
[Built in since 3.0] Allows players to have multiple swappable inventories and/or ender chests. An addon for Switchy.
Server I18n API
Server side standalone i18n system, for server side only mods.
StoneyCore
A library used for Knights & Heraldry team mods.
Pisces Libs
Pisces Libs is an essential modding library for item related things and easier multi-loader porting.
DLib
A library for all my mods.
EquipLib
A lightweight library for creating equipment with effects
StrippableBlocks API
API that allows you to registers strippable blocks that do not have an axis property, bypassing Fabric API's requirements.
CME is Bad
A mod for debugging Concurrent Modification Exceptions and Index Out of Bounds Exceptions.
Annotated DI
Dependency Injection library for Minecraft mods
OR-Lib
Create with ease 3d rendered trinkets and more
CobbleLand Cobblemon Modpack
Looking for a new adventure? Try out our Fabric Modpack! Its an amazing server with hundreds of added pokemon to collect and trade! This modpack includes the bare necessities required to join the server including cobblemon, cobblemounts, and fabric api
ViaAprilFools
ViaVersion addon to add support for some notable Minecraft snapshots.
Craftable Totem of undying tweak
This is mod witch adds craft to Totem of undying
Spell Engine Extension (RPG Series Tweaks)
Extends the mod 'Spell Engine' with additional functionality.
Hologram API
API for client-side in world text rendering.
ParticleAnimationLib
A particle animation library mod to create cool particle effects super easily!
Special Model Loader
Support loading OBJ models in Fabric
DECI-lib
Data Entity Composition Interface - Create Complex Mobs with Datapacks!
Smoothiez Api
Minecraft Mod to provide boilerplate code for all of Smootheez's Mods
Sapling
A Minecraft mod library that powers MapleMods.