Minecraft Java 1.21 Mods
Browse 2,473 free mods for Minecraft Java 1.21 — popular picks include Keystone Expansion Pufferfish's Skills, Builders Jetpack, KantoModels for Cobblemon.
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Keystone Expansion Pufferfish's Skills
MMO-style skill tree expansion for Puffish Skills, adding new progression categories like Combat, Mining, Exploration, Farming, Crafting, Building, Magic and Taming.
Builders Jetpack
The ideal jetpack for building. (Requires Fabric)
KantoModels for Cobblemon
A decoration mod with Kanto inspired models, furniture, props, signs, and interactive blocks for Cobblemon map building!
KantoBlocks for Cobblemon
480+ blocks for building Kanto-style towns, routes, caves, interiors, and adventure maps in Minecraft.
Building Mining Mobs
Mod that allows monsters to break and place blocks to get to the player
All About Decoration - Building & Furniture
Elevate your Minecraft builds with the All About Decoration modpack, offering endless customization and stylish designs for any aesthetic preference.
Villager Frog House
Adds a frog-shaped villager house to mangrove swamps
Rounded
Vanilla+ additions to round out the base game
CobbleLibs
CobbleLibs es una librería base para mods de Minecraft (Fabric) diseñada para facilitar el desarrollo de sistemas avanzados
AT's More Building Blocks
In the mod, you can discover much more in the Minecraft world. Work with real metals, explore new biomes, and build with many new blocks.
Extended Beacon Range
Extended Beacon Range is a quality-of-life mod that modifies the base range for all Beacon levels, increasing it to x3.0 the original effect radius.
toheee1234's Punchy Animations
Changes Punchy's base animations to that of a style i like
Ember's Castles And Keeps
Adds big new castles and towers with traps, enemies, loot and even parkour challenges!
Carpentry & Chisels
Adds new wooden building blocks and a new tool called the Chisel which you can use to carve and chisel blocks!
Phone : MC Device
MC Device A mod that adds electronic devices and household appliances.
FrogiLib
A small collection of blocks for my building needs
TileFinder
Client-side mod to help you find tile and block entities (chests, machines, etc) around your base and world.
Bamboo Jungle Survival House
Adds a small bamboo jungle house, ideal for early game survival
Raw Copper Beacon Base [PurpurPack]
Allows using raw copper blocks as a beacon base material. Also allows using raw copper as a beacon payment item
Invillagers: Villagers vs In-Villagers
A Fabric 1.21.11 mod that adds a new conflict between Villagers and In-Villagers, with custom guards, workers, chiefs, structures, logistics, building systems, and powerful protectors like Diamond Golems.
MiguelEconomy
Server-friendly economy with an Auction House and player shops. Easy to set up and highly configurable.
Eirin Yagokoro‘s Pharmacy
A Touhou Project re-creation which adds some potions from House of Eternity

Just Spawn Me There
This mod rewrites logic behind vanilla respawning system, so players would not spawn on top of buildings.
Snowman House
Adds small Snowman Houses that generate in snowy biomes such as Snowy Plains, Snowy Taiga, and Ice Spikes
zAuctionHouse
The ultimate auction house plugin for your Minecraft server.
Angel Extra Utilities
Adds unique decorative and functional blocks inspired by Extra Utilities 2. Perfect for players seeking aesthetic and practical building options.
Raw Gold Beacon Base [PurpurPack]
Allows raw gold blocks to be used as a beacon base. Also allows raw gold to be used as a beacon payment item
More armor and tools
Rajoute armure et outils avec minerai de base
Aesthetic Ladders
Want more stylish ways to climb? Aesthetic Ladders adds a variety of beautifully designed ladders that blend seamlessly into your builds and match a wide range of building styles.
Raw Iron Block Beacon Base [PurpurPack]
Allows you to use raw iron blocks as a block in a beacon base
EconomySystem
lightweight, no-dependency economy plugin for Minecraft that provides essential digital currency features with optional database support and full configurability.
Necropolis - Ancient City Overhaul
Uses new features, building revamps, and concept art inspiration to enhance and enlarge ancient cities.
AE2 GUI
Introduces the new AE2 Textures to the base minecraft GUI.
The Fisherman House
Adds a fisherman house randomly generating in the world, could contain loot !!!
Only Fight Or Flight
A simple, highly-configurable mod that restricts building while in combat.
Belzebuth Nether Kingdom
Adds a news structure to the Nether, The Belzebuth Castle, along with a new Boss, New Tools, New Items, New Enemies and New Music Discs!