Fabric Mods for Minecraft 1.21
Browse 1,482 free Fabric mods for Minecraft 1.21 — popular picks include PokeXploreData, Arcane - Data Driven Enchanting Power Overhaul, Various Status Effects.
Updated daily
PokeXploreData
Provides several assets used on the PokeXplore server, including a guide book. Recommended to install with the PokeXplore Cobblemon datapack.
Arcane - Data Driven Enchanting Power Overhaul
Adding more data-driven customizability to enchanting power sources.
Various Status Effects
A library of status effects, intended to be used by other mods.
MenuKit
UI library for Fabric mods — HUD panels, widgets, layouts, region anchoring, modal overlays. Client-only.
Text Placeholder API Extras
A few extra placeholders for Text Placeholder API such as advancement count and biome!
Playlistify (custom soundtracks)
Playlistify is a client-side music menu mod that lets you control Minecraft’s background music and play your own custom soundtracks.
Ai Helper
Chat with AI directly in your Minecraft world! Transform your Minecraft experience by bringing the power of artificial intelligence right into your game. No more alt-tabbing to ask questions or get help
G1axFixer
G1axFixer is a client-side Fabric mod that fixes resource pack crashes and optimizes network, rendering, and ticking for maximum FPS and smooth combat.
Vulgar's Orbital Strike Mod
Adds rods that strike tnt upon ur enemies, an dependency for my pvpbot mod but can also be used normally.
Reef
Library that extends vanilla worldgen by providing alternatives to unmodifiable features
Durability Damage Recipe
A mod adding 2 new crafting recipe types that damage damageable input items instead of consuming them during crafting. These recipe types are ready to use in your mod or data pack!
Simple Woodcutter
This mod adds a simple vanilla-like woodcutter. It's easy to craft and it has over 100 built-in recipes. You can also use it in your own mod, for example to add custom recipes to your custom wood etc.
BLib: Resurrection
Cloned with permission. Continuation of the Blib Library. Dependency of AVP mods.

Loot Inject
A simple mod that allows injecting a loot table into an existing table
Cucumber Fabric
A semi-finished fork of Cucumber Library using Porting Lib.
Mynt 4
Not a real mint!
Gelatin UI
A library that provides easy dynamic UI building tools.
Brick Lib API
Provide a common set of APIs to develop minecraft mods
Text Styles
An advanced, modular, and highly personalizable text effect system for Minecraft.
Backstube
Bake your own music discs
Give me More Slab (GMS)
GMS is a simple and practical Minecraft mod that expands building possibilities by adding slabs for many more blocks.

Crossfabric
Crossfabric is a library that mods can use to integrate multiversion easily!
Simple Resources
A small library focused on simlifying the loading of resources and creation of data driven content - also allows loading minecraft resources in different formats
ServerLibraries
A Library made to ease serverside mod creation
KubeJS Custom Rarity
Let you create new custom rarities using KubeJS
Multiple use actions
Gives more control over use actions and allows having multiple use actions on a single item.
Coordinates Display
A Client-Side Mod For Coordinates Display !!
Phase Pulse
A lightweight mod for Minecraft that bridges in-game events to the Phase Pal desktop companion app. Sends real-time player and world events via local TCP to enable ambient companion reactions.
Fern Config
Multi format config library with a lot of features
Generic Registry
An object-storing type-based modify-on-fly single-end-origin registry.
GLights
connects the game with Logitech’s Keyboard + Mouse RGB ecosystem, syncing in-game events with real-time lighting effects through Logitech G Hub for a fully immersive experience.
Iron AI
A customizable AI chat assistant for Minecraft that can learn words, respond to messages, and be taught new responses with simple commands like /ironai teach
MobLiB
A library for the MobPvP mod
Pix Vulka Optimizations
⚠️【警告】 请手动安装VulkanMod Android支持库模组后再运行,否则会立即崩溃。 ⚠️[Warning] Please manually install the VulkanMod Android support library mod before running, otherwise it will crash immediately.
BackgroundMod
custom background support (dynamic and static)
Kage Library
Provides shared modules and common functions for various Minecraft mods.