Fabric Mods for Minecraft 1.21
Browse 231 free Fabric mods for Minecraft 1.21 — popular picks include PICO Helper, Inconvenient Inventory, Tool Tweaks.
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PICO Helper
Advanced utility mod to make better experience in picosv.kr
Inconvenient Inventory
Inventory Anti-Tweaks! Removes all quality of life features from the inventory!
Tool Tweaks
Tweaks stats of many tools and existing equipment.

Camille's Cheaper rails
This datapack tweaks the recipes of all vanilla rails by making them cheaper and thus more worth to use. I recommend to pair this datapack with a mod that boost minecarts speed as well.
Mede's Game Tweaks
Makes changes to the game, without adding new items, blocks or enchantments.
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.
SimpleCore by Cooshh
A shared core library for Simple mods, providing common systems like economy support and shared utilities.
QoL Revamped
This plugin adds QoL (Quality of Life) commands to your server!
Re: World of Utilities
A mod that adds many utility recipes and textures to the RE: World of Tech modpack
Nether Cords Converter
Nether Converter is a simple client-side Minecraft utility mod that quickly converts coordinates between the Overworld and Nether. Use /nc or /netherconvert with your current coordinates or enter coordinates manually.
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.
KozaCore
A sleek client-side utility mod for Fabric 1.21 featuring a custom UI, HUD elements, and quality-of-life enhancements.
XaeroPatcher
Xaero's Minimap is a client-side mod. XaeroPatcher gives players more control over their own client configuration.
Organizer
Inventory sorting in 2 seconds
Ultimate Vanilla
A fully configurable collection of vanilla survival tweaks
microtonality
An port of Microtonal Note Blocks to the latest minecraft version with some quality of life changes.
Bergie Tweaks
Some old school style gameplay tweaks!
Chaotic Tweaks
Adds balanced woodcutting, interactions between cauldrons and dispensers, and more! Fully Server-Side!
Modernpvptweaks
This is a pvp mod that enhances your gameplay when pvping.
Thnder's Quality of Life Enhancements
Thnder's Quality of Life Enhancements adds gameplay improvements to inventory(sorting, open shulker box) and hotbar (no looping).
Balance Silverfishes
Makes some small tweaks to the silverfishes
Route Helper
This is a QoL mod for skyblock that adds player relative waypoints. This is most usefull for routing out grottos easily.
Sixeyes Vanilla Sprinkles
A mod that adds plenty of drop-like additions that aim to improve the overall quality of life.
Soul Works Mod
This is a mob spawn utility mod.
Pisellini-Integration
This mod is client side utility mod for Pisellini Cobblemon Server
Runal
Runal, a lightweight utility mod adding custom waypoints with visible beams and name labels, a player health bar overlay, and team tracking, and way more, all managed through a simple in-game settings menu.
ConfigCore
A client-side utility mod that lets you instantly adjust your video settings using chat commands and save your configurations into custom, easily swappable profiles.
Clan Alert
Clan Alert is a lightweight multiplayer utility mod that provides fast command-based notifications to help teams stay coordinated during gameplay. Simple, efficient, and easy to configure.
MaceCore Premium Client Mod (1.21.11) – Mace Combat Enhancement
MaceCore Premium Client Mod is a client-side PvP utility mod focused on Mace combat in Minecraft. It improves combat mechanics such as weapon swapping, shield breaking, and aim assistance while keeping gameplay relatively natural. The mod is mainly designed for: Small servers, Singleplayer worlds, PvP training, Mace combat practice. Features: Mace Combat Utilities Pearl Catching […]
FTB Ultimine Addition Mod (1.21.1, 1.20.1) – Customizable Mining Enhancements
FTB Ultimine Addition Mod expands the functionality of the popular Ultimine mod, adding new features, configuration options, and compatibility improvements for vein‑mining and area mining. Features: Expands Ultimine’s vein‑mining and area‑breaking mechanics. Adds new configuration options for customizing mining behavior. Improves compatibility with additional blocks and mods. Provides quality‑of‑life tweaks for smoother gameplay. Screenshots: FTB […]
Carpet Minitweaks Mod (1.21.11, 1.20.1) – Extension for Carpet Mod
Carpet Minitweaks Mod is an extension for Carpet Mod with many small, mostly survival-related features and game mechanic changes. Features: Carpet Rules: In-game with /carpet list minitweaks By default, every rule is disabled, but can be enabled with /carpet (rule name) (value) Rules List: allChargedCreeperHeadsDrop All mobs killed by a charged creeper drop their head […]
Fabrication Mod (1.21.1, 1.20.1) – A Huge Collection of Vanilla Tweaks
Fabrication Mod is a huge collection of vanilla tweaks and small features for Minecraft. Features: General – Broad features and global settings Balance – Changes to vanilla balance Experiments – Bad ideas given form Fixes – Fixes for bugs and weird behavior Mechanics – New mechanics and powerful additions Minor Mechanics – Small additions to […]
JSST Mod (1.21.5, 1.20.1) – Custom Editors And Survival Enhancements
JSST Mod designed to enhance gameplay with quality-of-life tweaks and survival-friendly tools. It offers a suite of features like item, banner, and map editors, alongside gameplay enhancements such as beacon improvements and sapling replanting. It’s ideal for servers and single-player worlds aiming to streamline survival mechanics while maintaining a vanilla-like experience. Features: Includes a Banner […]
Ryleu Armor Tweaks Mod (1.21.8, 1.20.1) – Makes Armor Protection & Toughness Configurable
Certain enchantments on certain armor tiers make players overpowered. For example, it is very difficult to PvP against a player equipped with a full Protection enchanted Netherite armor set. Ryleu Armor Tweaks Mod is here to make things a lot more balanced. This mod makes certain tweaks to the combat mechanics in the game to […]
Allay, Behave! Mod (1.21.5, 1.20.1) – More Control Over Allays & QOL Tweaks
Allay, Behave! Mod improves some game mechanics related to allays. With this mod installed, allays who like you can be summoned towards you simply by crouching and pointing your crosshair at them. You can also type out their name in the chat to achieve this. The mod also includes some quality-of-life improvements. Features: Allows you […]
Rug Mod (1.21.1, 1.20.1) – Extension For Carpet Mod Adding Loads More Rules
Rug Mod is a lightweight utility mod designed to assist Minecraft mod developers and technical players with debugging and testing. Features: Adds useful Carpet mod-style settings and logging tools Allows runtime configuration via commands Provides extra debug information about game mechanics and events Includes tick profiling and loggers for block updates, entity movement, etc. Designed […]