Minecraft Java 1.21 Mods
Browse 179 free mods for Minecraft Java 1.21 — popular picks include Dynamic Villager Drops, DUziCraft - BabyMobs, NeoGuanNiao.
Updated daily
Dynamic Villager Drops
Gives Villagers realistic death drops based on their profession.
DUziCraft - BabyMobs
Improve the look of the classic minecraft babies!
NeoGuanNiao
Neo Guan Niao adds a living bird ecosystem to Minecraft, featuring realistic behaviors, individual bird traits, breeding, nests, bird guides, and immersive wildlife interactions.
Dead Body
The Most Advanced Realistic Lootable GUI Corpses Graves and Dead Bodies for Mobs and Players in Minecraft! + PVP Logging Solutions & More
Monsters Magic and Missiles
{WIP} Im using fear the Nightfall as a base modpack and adding more magic,and modern weapon mods as well as ad astra and various ~realistic-ish additions
More Kittens
This mod makes a cat litter more realistic, by instead of breeding only 1 kitten, it can vary between 3 to 5 kittens
Realistic Bird Behavior
A mod that improves bird breeding behavior

realistic horse control
Vanilla horse riding that actually feels like horse riding. Camera follows the horse, gallop shakes the screen, stamina limits sprinting, and you can ride through leaves without dismounting. Fabric 1.21.1, fully configurable.
better mob : jungle expansion
Better Mob: Jungle Expansion transforms Minecraft jungles with animated creatures, dangerous predators, immersive wildlife, GeckoLib animations, tropical atmosphere, rare mobs, jungle structures, and realistic exploration adventures.
Dead Body — Realistic Lootable Corpses (Player & Mob Bodies)
Clean & Powerful - Turn every death into a story - Eliminate Item Lag & Loot the fallen.
Projekt Farmer
A realistic farming and adventure modpack featuring Cobblemon – inspired by Pokémon! Farm crops, raise animals, and catch your own creatures in a vibrant world.
Realistic Villagers
Forget the days of "Hmmmm" and blank stares. Realistic Villagers is the ultimate overhaul for Minecraft villagers. this project is a fork
Disable aggressive animals for Overly-Realistic
An addon for Overly-Realistic to automatically disable aggressive animals
Ray's Better Camel-Husk
A refined undead camel resource pack - lighter fur tones and better see-through ribs to better match undead desert mobs.
Baby Mobs BackPort
Baby Mods Backport 1.21.12 Update
TCTcpvp
Looking for the ultimate competitive edge in Crystal PvP? Check out our official custom pack! Designed for maximum performance, visibility, and style.
roman
creature with unimaginable power
RealHostilesAI
Realistic hostile mob behavior for Minecraft: natural reactions, no unfair attacks, and no mob swarming.
Meowpin Resource Pack
Turns Meowpin into a Totem + that makes sound after activating it. Credit "Moblivion/zemob_1"(me) when making a video about this pack, other download links are not MINE, i have only uploaded this into Curseforge and Modrinth.
Wound & Bleeding
Wound & Bleeding adds a realistic injury system where players and mobs can bleed from combat, losing health over time unless treated with craftable bandages. It enhances tactical gameplay in PvP and survival by making every hit potentially deadly.
Mqryo's Mob Statues
A resource pack that adds a statue of your everyday mobs! (no mods needed!)
Realistic Meat Drops
This datapack combines Minecraft's simple physics and real life animal properties for a seamless food experience in your world. Never go hungry again.
HypeTnT
Throw TNT, watch blocks fly, see them regenerate — fully configurable and built for large servers. Features TNT throwing, auto-ignite, block regeneration with animations, realistic explosions, obsidian breaker, TNT jump mode and more. English & Turkish
RealNpcs
RealNPCs is a highly advanced, cinematic PvP bot plugin designed for recording epic 1v100 horde battles and realistic bot combat in Minecraft!
Flock
Adds realistic flocks of colorful birds and item-stealing crows to your world!
Villager Panic
Villagers now react more realistically to violent players
RealMobScale
Realistic animal scaling based on real measurements | light-weight plugin.
More Realism (MR)
This project helps you experience your world more realistically.
Top-quality foxes (16 variants)
This texture pack adds 16 variants of foxes and other similar animals.
Accurate Mob Sizes
The Accurate Mob Sizes datapack makes most real-life mobs closer to their actual size, making Minecraft feel a bit more realistic.

Realistic shearing
You get aditional wool the longer you wait to shear them
NJ Capybaras
Adds realistic capybaras to Minecraft with unique behaviors, breeding, custom drops, and immersive world generation.
RealisticChicken
RealisticChicken makes chicken breeding more realistic by replacing instant baby spawning with egg laying.
Terra utlima
Immersive survival modpack featuring new biomes, dangerous creatures, custom weapons, quests, realistic progression, thirst management, dynamic seasons, and advanced technology for a challenging, strategic, and captivating adventure experience.
Turkish Lemon Cologne XP
Ever wanted to clean up those mobs with some freshness? This resource pack changes the Experience Bottle (XP) into a classic bottle of Turkish Lemon Cologne. Perfect for a fresh start in your survival world!
RealisticHusbandry
Animals raised in good conditions, grow faster and give you more loot and XP. Heavy penalty for keeping animals in crowded pastures discourage players from keeping hundreds of animals in small areas that cause lags on your server.