Quilt Mods for Minecraft 1.21
Browse 2,201 free Quilt mods for Minecraft 1.21 — popular picks include Repurposed Structures (Fabric), Tom's Simple Storage Mod (Fabric), Plushie Mod.
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Repurposed Structures (Fabric)
Adds more variations of vanilla structures and features!
Tom's Simple Storage Mod (Fabric)
Simple vanilla style storage mod for Fabric
Plushie Mod
Adds many cute plushies to the game!
When Dungeons Arise - Fabric!
Adds various elegant -and likely hostile- roguelike dungeons and structures that generate on your worlds!
Ash API
An abstraction layer between Fabric, Forge, and Quilt's APIs.
MixinTrace
Adds a list of mixins in the stack trace to crash reports
CraterLib
A library mod for First Dark Development and HypherionSA's mods
Additional Lanterns
Additional Lanterns adds many new lanterns with different colors and materials!
Lootr (Fabric)
A mod that makes it so nobody misses out on Loot! All loot chests are instanced per player and visually unique.
Grass Overhaul (Sod)
More grass approaches. Patches, slabs, stairs, you name it. Neo/Forge/Fabric/QuiltMC
More Axolotl Variants Mod
Adds more axolotl variants!
Tesseract
Tesseract allows you to transport Items, Fluid and Energy
Hearths
A handful of additions to vanilla Nether biomes

Enhanced Block Entities
Reduce block entity FPS lag with almost no compromises, and improve their visuals

Euphoria Patches
Euphoria Patches is an add-on for Complementary Shaders, extending it with more optional features and settings.
Icarus
Adds a bunch of colourful and unique wings that can be worn in the Trinkets/Curios Cape slot.
Create: Bells & Whistles
Utilities, adornments and decorations for the aesthetically concerned engineer
Animal Feeding Trough [Fabric | Forge | Quilt | NeoForge]
Mobs self feed with feeding trough
Modpack Update Checker
An update checker designed for modpacks!
Blur+
Spice up the boring vanilla blur effect – featuring animations, colors and lots of customizability!
CrashExploitFixer
This mod fixes a bunch of crash exploits discovered in Minecraft.
Puzzle
Adds resourcepack features and a GUI to more conveniently configure OptiFine alternatives.
XaeroPlus
Xaero WorldMap / Minimap Extra Features
Dimensional Sync Fixes
Fix potion/experience sync issue when players change dimension.
CustomSkinLoader
Custom Skin Loader mod for Minecraft.
Origins (Fabric)
Players choose an Origin at the beginning of the game to gain benefits and drawbacks
Chisel Reborn [Forge/Fabric/NeoForge]
Adds New Blocks!
Transmog
Change the appearance of your items without modifying their behavior/stats!

Physics Mod
Welcome to a more destructive Minecraft than you've ever seen before!
Common Network
Forge and Fabric Unified Networking Solution
(ARCHIVE) Faster Random
A rewrite of the Minecraft RNG system, fixing vanilla bugs and improving the speed of random calls.
Spyglass Improvements: Zoom, Quick Access... [Fabric/NeoForge]
Enhance Minecraft's Spyglass with adjustable zoom, quick access and various spyglass overlays. Versions for Fabric and Forge
Expanded Delight
An addon mod for Farmer's Delight that adds many more crops and functionality to the base mod

Animatica
A mod implementing the OptiFine/MCPatcher animated texture format
The Bumblezone (Fabric)
An unBEElievable dimension full of bees to BEEfriend!
Crawl (Fabric/NeoForge)
Allows you to crawl