Fabric Mods for Minecraft 1.21
Browse 67 free Fabric mods for Minecraft 1.21 — popular picks include TLA Api, Clutch, OnlyWaypoints.
Updated daily
TLA Api
An abstraction layer over recipe viewer apis for minecraft.
Clutch
In some cases a clutch will be impossible. This mod shows whether a clutch is doable and how difficult it will be, alongside many other clutching utilities.
OnlyWaypoints
A Minecraft Fabric Mod that adds bloat-free Waypoints with a Vanilla feel to the game
MasaAdditions Port
Unofficial port of MasaAdditions — extra options and tweaks for Tweakeroo, MiniHUD and Litematica
Fruitbridge
This mod contains Fruitbridging utilities to assist players. Features are designed for both the Distance and Java 12b leaderboards.
F.Essentials
F.Essentials is a feature-rich mod for Fabric that brings essential server commands and utilities to Minecraft. Designed to make server management and player interaction easier.
ActiveEnchantmentsLib
A small lib that allows your enchantments to apply in the player's inventory and provides few utilities

Slashbridge
serverside utility mod aiming to add in minecraft commands that I think the base game lacks, bridging datapack and mod function.
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.
Vuurkrab’s Tweaks
A collection of small client-side tweaks to improve your Minecraft experience, focused on PvP, visuals, sound, and more.
ShadowEssentials
ShadowEssentials is an all‑in‑one essentials, teleportation and utilities framework for Fabric servers
Bleedylib
Just a bunch of simple utilities
optimal tweaks
this is a modpack that i personally use, it performs so well on my 10 year old macbook air that i thought it would be nice to share. (it does have some QoL mods like tweakeroo, best if used on creative servers, if people ask ill likely make a non QoL fork)
Cord Manager
A client-side utility mod that allows you to save, and manage important coordinates with a single hotkey.
Lumaris
A powerful Fabric rendering library offering clean 2D, 3D, and custom font rendering utilities. Designed to give developers a consistent, expressive visual API without the boilerplate.
RPGItemTweaksDefaultComponents
This is a rider datapack specificly for default components mod, rebalancing the RPG series mods and the ice and fire dragonsteel weapons, for my combat modpack.
SimpleCore by Cooshh
A shared core library for Simple mods, providing common systems like economy support and shared utilities.
C-erva Core
Shared Fabric library providing text, registry, networking, inventory and permission utilities for AndrewImm mods.
Binding Agent
A library mod for some useful cross platform utilities.
JakeLib
JakeLib is a small Fabric helper library for Minecraft mods, offering reusable utilities for inventories, item stacks, text, colors, timers, cooldowns, math, strings, and shape template data. It includes a /jakelib command to confirm the mod is loaded.
InterdimensionalLib
Seamless mix of common utilities, systems and presets
Tweakeroo Update Port Mod (1.21.11, 1.21.1) – More Control, Better Building
Tweakeroo Update Port Mod is a versatile client-side mod packed with quality-of-life tweaks. From Accurate Block Placement to Free Camera and Gamma Override, this mod gives you fine-grained control over your gameplay. Features: Popular tweaks include: Hand Restock. Flexible/Accurate Block Placement. Fast Click (left/right) Gamma Override (see in the dark) Free Camera mode. Fully client-side; […]
Chimeric Lib Mod (1.21.5, 1.21.1) – Shared Library With Common Code
Chimeric Lib Mod is a shared library mod developed by chimericdream, designed to provide common code and utilities for their suite of Minecraft mods. It is essential for ensuring consistency and ease of maintenance across various Minecraft versions. Features: Provides registry and data generation helpers for mod elements Includes color utilities for managing dyes and […]
Sparkweave Engine Mod (1.21.3, 1.20.1) – Library for UpcraftLP's Mods
Sparkweave Engine Mod is a library mod to share code and functionality between UpcraftLP's Mods. Features: Registration helpers GUI utilities Package context annotations Automatic loading of environment variables from a ".env" file Sparkweave Engine Mod Download Links For Minecraft 1.21.3, 1.21.2 Fabric/Quilt version: Download from Server 1 – Download from Server 2 NeoForge version: Download […]
CoolCatLib Mod (1.21.1, 1.20.1) – Essential Library
CoolCatLib Mod is a utility library mod for Minecraft, specifically designed to help other mods with essential features and shared functionalities. It provides developers with a set of tools that can be easily integrated into various projects, saving time and improving mod compatibility. Features: Shared Utilities: Offers common tools and functions to simplify mod development. […]
DeftuLib Mod (1.21.1, 1.20.1) – The Backbone of Deftu's Creations
DeftuLib Mod is a compact but powerful library that lays the foundation for an array of extraordinary mods by Deftu. As the backbone of Deftu's creations, this mod seamlessly integrates essential libraries and utilities, elevating your gameplay experience to new heights. Uncover the potential within the intricate framework of DeftuLib, as it paves the way […]
RPPutils
just some extra resourcepack utilities
Seva ya Utils
A utility mod for Seva ya Season 6, includes the server shop, milestones and custom currency
Quantics Core
Shared library for Quantics mods, providing a unified configuration system and common utilities.
BCLib: Remastered
BCLib Remastered is a powerful core library and API for Minecraft Fabric 1.21.1. It provides essential shared utilities, rendering tools, custom configs, and procedural models for BetterEnd and BetterNether. Specially optimized for modern modpacks!
GSTools
GSTools is a utility mod used by all my other game modifications.