Fabric Mods for Minecraft 1.21
Browse 11 free Fabric mods for Minecraft 1.21 — popular picks include Spectra Better Chests, DirtTW's Utility Pack, Auto Chunky.
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Spectra Better Chests
Adds inventory sorting. One of the biggest missing features from Minecraft.
DirtTW's Utility Pack
A modpack for builders and efficiency seekers. It features Litematica for schematics, mods for inventory management, minimaps, and performance boosts.
Auto Chunky
A lightweight, server-side utility mod that automatically pauses world pre-generation when players are online and resumes when they leave.
Inv Tweaker
Inventory sorting and grouping mod, also has auto fill for the hotbar
Azur
Experience smooth, lag-free survival adventures with Sodium and Lithium, keeping your FPS high whether you’re mining, building, or exploring. MouseTweaks makes inventory management effortless, while Fullbright lets you see every detail of your world.
Simple Pickaxe 7x7
Simple Pickaxe 7x7 is a straightforward utility mod that upgrades mining efficiency by allowing a pickaxe to break a full 7×7 area of blocks at once instead of just a single block.
Better Bundles Reimagined
Vanilla-Type Mod : Upgrade bundles with increased storage and QOL tweaks.

Ev's Mod
MapArt collection sorting/copying, image export, visual bug-fixes, and other related utilities.
Skiver
Skiver is a modpack for Minecraft that focuses on enhancing your gameplay experience. It features a variety of quality of life improvements, such as better inventory management, easier crafting, and faster loading times. Skiver also boosts your FPS
SmartSort
A Fabric 1.21.1 utility mod that automatically scans nearby storage containers (5-block radius) and sorts items into your hotbar using customizable profiles.
The Nest Cobblemon
A minimalistic Vanilla+ modpack that blends Minecraft’s core survival with seamless Pokémon integration. Enjoy smooth performance, enhanced UI, backpacks, and quality-of-life tweaks — all while keeping the familiar charm of vanilla Minecraft.