Fabric Mods for Minecraft 1.21
Browse 30 free Fabric mods for Minecraft 1.21 — popular picks include Better With Time: HC Tweaks, Playerautoma, The Copperier Age: Copperier Copper.
Updated daily
Better With Time: HC Tweaks
An add-on for the BWT mod which changes some features to be more "hardcore".
Playerautoma
Record and replay player actions to automate tasks. Also, re-stacks blocks when used up like Inventory tweaks. The mod works on servers but can be regarded as cheating by some.
The Copperier Age: Copperier Copper
Expends and enhances the theme of The Copper Age drop. New blocks and mechanics, many tweaks, and awesome optional retextures!
Essential PVP Utilities
This mod contains many features to give you an advantage when fighting. Contains Fast Block Placements, Wind Charge Optimizer, [Beta] Crystal Optimizer, Faster Strafing and much more.
Admin Utilities
Admin Panel is a user—friendly mod for administrators with a graphical interface. By pressing Z (or the designated key), you can change the game mode, time, clear inventory, or adjust world settings.
Custom Waypoints
This mod allows you to create custom waypoints with extensive customization and utilities using commands.
Improper's 3D Minimap
Minimap but with 3D terrain. Enhance your survival caving experience with this radar!
Sturdy Vehicles
Changes which items are dropped by minecarts. Also adds some quality of life recipes.
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.
CPvP Utilities
CPvP Utilities is a Fabric Client-side mod designed to enhance the Crystal PvP experience, providing a set of utilities that streamline and simplify common combat interactions, all configurable through an in-game ClickGUI.
Hollow's Tweaks
Some very funky additions
Fruitbridge
This mod contains Fruitbridging utilities to assist players. Features are designed for both the Distance and Java 12b leaderboards.
Command Master
Command additions, command wands, mineable et posable command block like machine, utilities...
CameraUtilities
Adds tweaks like Freelook, Zoom and Freecam to your game.
FunTime Auto Event
A smart, automated waypoint system for FunTime.
Craftables | Crafting Tweaks
A little datapack that adds recipes to normally uncraftable items and tweaks some current recipes.
Goddess UI
An UI resource pack that adds new features, tweaks and UI designs to make your Minecraft gameplay better!
AutoOxidize
A utility mod for Minecraft that automates the process of creating copper blocks at specific oxidation stages.

Beefy's Survival Utilities
A few nice utilities made by BeefyAndTheDucks.
BlockPlacerBreakerFeaturePatch
A patch to Block Breaker & Block Placer adding small tweaks I think are important
kashub
Powerful in‑game scripting engine for Minecraft automation. VSCode‑style editor, 40+ high‑level commands, themes, debugging tools, and multi‑tasking — perfect for automating farms, utilities, and server‑side workflows.
Fair Utils
Fair client-sided player utilities such as Damage Indicators and stuff.
QuickCraft Utilities
QuickCraft Utilities is the mod you need to optimize your Minecraft experience, with essential features like Auto Smelt, Quick Sleep, and Auto Crop, all of which are configurable.
Area Selector V1
A client-side utility mod for visualizing large-scale farm and mining areas by generating customizable 3D highlight boxes between two diagonal coordinates.
TrashTweaks
A client-side utility mod with totem cursor assist, FPS/TPS/Ping/Coordinates HUD overlays, player health indicator, performance profiles, and a fully customizable HUD editor. Does not automate gameplay.
Re: World of Utilities
A mod that adds many utility recipes and textures to the RE: World of Tech modpack
QoL Revamped
This plugin adds QoL (Quality of Life) commands to your server!
SimpleCore by Cooshh
A shared core library for Simple mods, providing common systems like economy support and shared utilities.
OmniScape
OmniScape is an advanced AI-powered Minecraft mod/client that enhances gameplay with smart assistance, automation, navigation systems, waypoint management, contextual AI interactions, and immersive utility features.
Soul Works Mod
This is a mob spawn utility mod.