Fabric Mods for Minecraft 1.21
Browse 251 free Fabric mods for Minecraft 1.21 — popular picks include Middle-Earth Additions: Factions, Nitrogen, m4lib.
Updated daily
Middle-Earth Additions: Factions
A powerful addon for the Middle-Earth mod that provides seamless integration with PlaceholderAPI
Nitrogen
Render utils and supporter benefits for my mods!
m4lib
a basic libary for all m4ssivee's mods
Eva's Scroll Tweaks
Keybindable scrolling, keybinds to mimic scrolling, and horizontal scrolling compatibility!
Soundtrack player
An in-game soundtrack player that lets you play, pause, and control all 50+ Minecraft background music tracks. Features true pause/resume, volume control, track navigation, and a clean GUI. Press M to open!
Colorly
Real-time display color grading — tune Hue, Saturation, Brightness & Contrast for the whole game.
Audio disc
Transform your Minecraft music experience with custom audio discs! Upload any audio file from the internet directly to music discs and enjoy spatial audio playback through Simple Voice Chat.
LovelyLib
The robot-specific library shared by all Lovely Robot variants. Handles the robot type system, shared animation profiles, and save migration so that Legacy, Tribute, and Reboot don't duplicate core logic.
Mob AI Commands
A standalone version of the commands added by Mob AI Tweaks mod
LeafRTP | Random Teleport
Fast Random Teleportation for everyone, configurable and extensible
Seasons API
API for creating your own seasons, weathers and challenges!
CobbleTypes Master
The Ultimate Pokemon Type Utilities in minecraft and cobblemon! Type Chart, Team analysis, Scanning and much more!
Health Enchantment
New enchantment that, when applied to armor, lets you get more health.
Overgrown's Sync
A system for yielding new capabilities. Sync is an addon for the Apoli mod that's used primarily for the Origins mod!
BukkitFabricLoader
A Fabric mod that allows Bukkit/Spigot/Paper plugins to be loaded and run on a Fabric 1.21 server.
Lite2Edit
Lite2Edit is a small Fabric mod that lets WorldEdit open Litematica schematic files (.litematic).
Hollow Engine
Powerful content creation framework for modpacks maps and servers. Features Kotlin & Katari scripting, in-game scripting IDE, advanced NPCs, dialogues, animations, and cutscenes all in one.

morpher
A mod that changes the player's rendering to whatever you want using geckolib
Unbound Third Person
360 Free-Look Camera Mod for Fabric, Forge, and NeoForge

Silicate
A library providing powerful client-server-agnostic predicates with a simple API.
[Cobblemon] TrainerAttributesLib
Integrates Minecraft's attributes with Cobblemon.
Chat-With-NPC
Chat-With-NPC allows players to freely chat with NPCs, who will answer questions based on his setting (Basic Prompt) and the setting of their Groups (Nation, City, Town ,etc.). Suitable for RPG maps or puzzle maps.
Eclipse Core Client
This project's core functionality is to enable double battle gimmicks in cobblemon clients, it servers other purposes as well to enable 4v1 raids on servers that create their own mods. Additional functionality will eventually be added.
Coblemon:Expierence Boost
ExperienceBoost — Global XP & Shiny Boosts for Server Events with OP-Controlled Items! ExperienceBoost lets server admins easily trigger temporary global XP multipliers across the entire server—perfect for events, celebrations, or special gameplay moments
Data Command Plus
Storageplayer, Concatenate, Loot Entities, Player and Data Manipulation
Inv Tweaker
Inventory sorting and grouping mod, also has auto fill for the hotbar
VariantAPI
API for adding highly-customizable data-driven variants to entities
Recorder Ingame
Recorder Mod is a lightweight in-game recorder for Minecraft that lets you record gameplay and game audio directly to MP4 files without needing OBS or other external software.
env.json
A small FabricMC library allowing to convert an `env.json` file into a Java Object. It is mostly used by Environment Driven Assets and Environment Driven Data.
PvP Bot Formation Addon
PVP Bot Formation PVP Bot Formation is an addon for PVP Bot v0.0.13A that adds automatic grid formation controls for bot groups.
(Better) Shared Advancements
Share advancements between teams or the whole server, online or offline, with more configurability! Server-side!
Quirky Vehicles Framework
Mod framework providing tools for easier implementation of multipart and multiplayer-movable vehicles
Environment Driven Assets
Environment Driven Assets is a FabricMC mod which implements the env.json library in order to apply it on vanilla asset types.
Datamancer
The must have tool for datapack developers and command block enthusiasts! This mod will accelerate your development process.
Villager Job Tools
Client-only. Reroll any villager's trades (break/place their job site block) until wanted offers appear. Trades Finder, Auto Buy, Auto Sell. Keybinds: K = menu, R = start/stop.
Mod Checker Reworked
Mod Checker Reworked is a mod that ensures the presence of certain mods in your modpack.