Minecraft Java 1.21 Mods
Browse 108,823 free mods for Minecraft Java 1.21 — popular picks include Knight Lib, Bare Bones, ProbeJS.
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Knight Lib
A library that serves as a bridge between mods.

Bare Bones
Minecraft with the style of the trailers
ProbeJS
Greatly enhances your KubeJS scripting experience by adding VSCode support.
MultiStorage
Vaults, Stacking Chests, Hidden Chests, Ender Chests, and Ender Bags
Monsters in the Closet
Highlights the mobs that are preventing you from sleeping
ATi Structures
A Pack adding a variety of structures found in the overworld
XP Storage - Trinkets
Extension to add Trinkets support to XP Storage

Twigs
A Minecraft building blocks mod
Misc Tweaks
Lightweight mod that adds a few QoL features and patches out gameplay annoyances
Structure Credits
Automatically displays the name and mod source of any structure upon entry
Configuration
Configuration library for easy config management
Shulker Box Slot (Fabric/Forge/Quilt)
Adds curios and trinkets support for Shulker Boxes for easier access and management. Formerly named Curious Shulker Boxes and Trinket Shulker Boxes.
Create Mechanical Extruder
A mechanical extruder block. Can be used to generate any block or item from adjacent blocks/fluids.
Disable Custom Worlds Advice
Minecraft asking you if you want to load a custom world is annoying. Let's fix it!
Merchant Markers [Neo/Forge]
Adds custom markers above villagers based on their professions!
PackagedExCrafting
Extended Crafting Autocrafting with PackagedAuto

E19 - Cobblemon Minimap Icons
Cobblemon icons from MBCMechachu for Xaero's Minimap.
Random Loot Mod
It's looting like you've never seen it before!
Universal Ores (Fabric)
💎 Patches missing ores blocks to Minecraft.
Terrestria
A mod for Fabric enhancing the detail of Minecraft with unique and vibrant biomes. Inspired by ExtrabiomesXL.
Sooty Chimneys
Spiritual successor to campfires!

Snow! Real Magic! ⛄
Not a magic mod. · Snow Gravity & Accumulation · Snow-covered blocks · Tweak snow behaviors
Useful Hats
Hats with special abilities. (Forge, NeoForge, Fabric, Quilt)
Expanded AE
Adds lots of features from old ae2 versions you may have missed, introduces new ones, and also expands on currently existing things!
EMI professions (EMIP)
An EMI addon that adds profession workstations
Chisel Chipped Integration
Adds blocks from the chisel mod.
GTBC's SpellLib/API
A library mod and common code storage for all of my mods containing helpful tools to make everyone's life easier with ISS add-on making!

Caelus API
A coremod and API to provide developers access to elytra flight mechanics through an entity attribute.
Create: Dynamic Village
An expansion to Create that adds a fully-featured host of Create-mod village professions.
Random Bone Meal Flowers
🎲 Randomizes the flowers spawned by bonemeal, allowing all (modded) types to spawn everywhere.
FDLib
Collection of utilities for my mods
Resistance Balancer (Modpack Utils Series)
Allows to add a custom formula (or change the damge percentage it reduces) of the Resistance status effect.
Krypton Reno
Provides powerful network optimization capabilities for all mainstream systems.

Blueprint
Library that implements the framework of all Abnormals mods!
Too Many Bows
A bunch of amazing crazy bows with unique abilities!!!

CobbleFurnies
CobbleFurnies is here to bring your creations to life with beautifully crafted, Cobblemon-inspired furniture that blends seamlessly into your Minecraft world!