Minecraft Java 1.21 Mods
Browse 368 free mods for Minecraft Java 1.21 — popular picks include Wither Skeleton Tweaks, Inventory Pets, Despawn Tweaks.
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Wither Skeleton Tweaks
General improvements to wither skeletons
Inventory Pets
Inventory Pets are living animated creatures that exist in your inventory and give you amazing special effects, drops, buffs, utilities, defenses, and weapons in exchange for care and feeding.
Despawn Tweaks
Optimization mod that fixes cases where mobs will be prevented from despawning.
Name Pain
Vanilla-friendly health-based nameplate coloring, better villager & pet name visibility, many configs. tags: nametags pets QoL lightweight client-sided clientsided tweaks tames quality of life combat cosmetics colors players disable forge fabric quilt
Zombie Horse Spawn
🧟♂🐴 Allows zombie horses to spawn with a zombie riding it and other tweaks.
Giant Spawn
🧟♂️ Allows giants to spawn naturally with custom AI (based on zombies) and other tweaks.
Skeleton Horse Spawn
☠🐴 Allows skeleton horses to spawn naturally with a skeleton riding it and other tweaks.
Mooshroom Tweaks
🐮🍄 Allows both red and brown mooshrooms to spawn naturally in their biome.
Diversity!
Introduces a wide range of features to enhance the gameplay experience. From quality of life improvements to new mob behaviors and random sh*t, this mod offers a little bit of everything. The mod is designed to work on server-side as well!
Sophisticated wolves
This mod aims to improve wolves in the games through a series of gameplay tweaks, AI improvements, and added features.
Mob AI Tweaks
Tweaks certain mob AIs, major or minor. Reworks the Wither and Ender Dragon boss fights!
Fresh Animations: Objects
Animates non-mob entities in Fresh Animations' style. An official FA extension.
Mobstein : Revive animals and necromancy!
Adds new utilities for useless vanilla animals and a new Frankenstein mob
Mob Crates
Replaces spawn eggs with mobs in Crates

Petrolpark's Library
A library of shared features and utilities for my mods
Reanimated Blue
Realistic physics-like animations that let you feel the impact of every interaction with mobs | Reanimated from the ground up.
(Bee's) Fluffy Carpets and Wool
My take on prettier, fluffier carpets and wool blocks
Bagel's Animal Tweaks
Tweaks the Textures and Models of some of the classic animals.
Spryzeen's Healthbars
Check the health of any mob...
Dye Depot
Enhances your Minecraft experience with 16 vibrant new dyes and various other tweaks
Better Farm Animals
Updates farm animals to look more realistic
Fresh AI Tweaks
Allows Fresh Animations to work with Mob AI Tweaks
Mob Flow Utilities
A mob farming automation mod.
APTweaks: Spawn (11.x Classic)
Optimization for monster spawn events and spawner.
Programmer Art Ultimate
A resource pack that brings the new blocks, items, and some mobs back to the old style of 1.8!
Tolkien Tweaks - Mobs Edition
Additional tools for modpack and map makers
Vexxed
A simple quality of life datapack that rids vexes upon an evoker's defeat.
Human Player Mobs
[ Java Port ] turns all mobs into humans, waifu and husbando, girl and boy
3d mob makeover
makes 2d mob textures 3d
Totem Pets
A Texture Pack that Make its so When you name a totem to the name of a mob in the game it will Change the model to that of said mob!
MojoLauncher FPS | Butterium Mobile
Optimization/FPS and quality of life. A client-like performance pack with custom menus/in-game HUD - now for mobile phones
Bushy Vegetation
A collection of bushy grass, bushy leaves, foliage and more to liven up the world. Includes vines, corals, tall flowers, sweet berry bush, nether roots, hanging roots, mangrove roots, pink petals, pale moss, firefly bush, leaf litter, wildflowers.
Improved Default Textures Pack
Small tweaks made to Minecraft's bland, old, repetitive, and disliked textures to improve the gameplay and building expieriance
3D Pack
3D Pack – Transform Minecraft with 3D Blocks and Mobs!
Fox Pet Inventory
This resource pack remakes the recipe button, turning it into a cute fox located on a small island of land with a flower and a tree in the inventory!
Better Animal Armor
Better horse and wolf armor, vanilla and modded, more to come!