Fabric Mods for Minecraft 1.21
Browse 19 free Fabric mods for Minecraft 1.21 — popular picks include Shield Mechanics, Hundred Years Warfare, Random Fishing Crates.
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Shield Mechanics
Revamp your defense with customizable shields, passive protection, and new enchantments to enhance your tactical blocking and combat strategies
Hundred Years Warfare
NPC-based combat and production gameplay, multiple control methods including RTS mode, special compatibility and integration with various mods, with future plans to expand into structures, management, RPG mechanics, and more.
Random Fishing Crates
Adds a chance to fish up crates when fishing! Crates loot depends on the "Rarity" of the crate, from Common to Mythic!
Overly Realistic
Introduces overly-realistic game mechanics, making the game extremely hard and time-consuming as to incentivize players to cooperate
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.

Project AZOTH Cobblemon Modpack
Project AZOTH is back and better than ever. Explore a fresh take on the Pokémon experience in Minecraft with seamless open-world mechanics, community-driven events, and an immersive survival adventure.
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.
APIBlock
A technical block allowing users to make HTTP Requests from minecraft
PlayerBatch
PlayerBatch is a Minecraft mod by W4Whiskers that depends on Carpet and allows you to summon multiple bot players at once. It supports up to 256 bots by default, with the limit configurable in the config files.
Automated Item Frames
Set the item frame item to the most common item on a chest/barrel (automatically).
Kindling Age
Kindling Age enhances early survival with lightweight, vanilla-friendly mechanics that make the first days more deliberate without adding grind or hard gates.
Ender Pearls Reworked
Reworks the Ender Pearl mechanic, giving you complete control over how and when you teleport.
Harmony I
A seamless and enjoyable modpack that transforms Minecraft with well-balanced development, fresh mobs, and mechanisms. Bronze progression, explore structures, complete quests, and dive into a world where every mod tastes like vanilla.
Chicken Jockey Plus
Adds commands to summon different variant jockeys
Viper Jobs
A Job and Quest System where Players earn money, XP, and points for mining and hunting — with daily quests, level-up rewards, leaderboards, and seamless Viper Economy extension.
SimpleCore by Cooshh
A shared core library for Simple mods, providing common systems like economy support and shared utilities.
Knowledgebound
KnowledgeBound is a server-side RPG skill progression and balancing mod for Minecraft (Fabric 1.21.1). It replaces standard vanilla progression with a time-and-action-based knowledge system.
Are you Human?
Whenever you do stuff you get asked a question (e.g. Are you human)
Double Jump!
CoffeeG's Double Jump!Add Double Jump,Wall Jump, Leap and Wall Bounce mechanic in minecraft