Minecraft Java 1.21 Mods
Browse 341 free mods for Minecraft Java 1.21 — popular picks include Block Factory's Biomes - Add new vanilla+ biomes, Age Of Dragons, Sengoku Jidai, Japanese Overhaul.
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Block Factory's Biomes - Add new vanilla+ biomes
🌳 This Biomes Add-on adds 5 brand-new biomes filled with unique animals, plants, blocks, and fully custom world generation!
Age Of Dragons
Age of Dragons is a dark fantasy Minecraft mod featuring elemental dragons, custom classes, cinematic boss fights, and lore-driven progression. Face ancient trials, challenge forgotten kings, and uncover the truth behind the Dragonlands.
Sengoku Jidai, Japanese Overhaul
An immense mod that adds and modifys weapons, biomes, mobs, world gen, blocks, and much much more.
Antarchy
A re-imagining of the classic Orespawn mod adding 45+ mobs, 8+ bosses, 3 fleshed out dimensions, and more
Cavernous
Cavernous is a datapack that brings many new biomes and features to the caves of Minecraft while maintaining a vanilla like feeling.
The Steampunk Dimension
This mod is made for Minecraft NeoForge and was created using MCreator, so big thanks to them as well.
BetterEnd: Remastered
BetterEnd Remastered completely overhauls the End dimension! Discover 24+ breathtaking biomes, exotic mobs, custom terrain, and powerful new gear. Forged natively for Minecraft 1.21.1 with exclusive performance optimizations and critical bug fixes!
Tax' & Leon's Biome Trader
Adds 8 new biome structures with biome themed villagers. They trade biome themed items and offer new armor sets
E.A.L Cozy Farming Pack
A modpack I made for me and my friends to enjoy a vanilla+ experience with animal, farming, and biome mods.
Sengoku Jidai: Japanese Overworld.
An immense world gen data-pack that revamps biomes, structures, items and mobs into a fedual Japanese experience.
RPGTitles
Small, cosmetic datapack that adds titles to small things in the game! See the dimension name when you switch dimension, see the current biome you are in and maybe get something when you kill a powerful foe..
The Beyond
Extensive end dimension expansion mod
Poisonous Potato Update
Almost all content from the April Fools' snapshot 24w14potato
Colored Dimensions!
Adds dimensions based around a color!
Better Create Aeronautics | With Create Addons & Improvements
A technology-focused Minecraft modpack built around Create and Create Aeronautics, featuring automation, aircraft, exploration, new biomes, creatures, and immersive world improvements.
FrostRealm
A dimension of eternal cold....
Alex's Caves: Refabricated
An unofficial Fabric port of 'Alex's Caves' - Explore five new rare cave biomes hidden under the surface of the Overworld...
A Cold Day In The Nether
A Nether focused expansion mod. Mainly focused on the Everfreeze Cirques; a stark contrast to the rest of the nether biomes. Freezing cold with the sound of howling winds and deadly freeze enemies.
Wayfinder
A new Immersive exploration mob that takes you to your desired biome! This mob creates a more lore & balanced way of finding biomes and offers tons of customization to tailor to player experience!
Beyond Bosses 2
This enderdragon overhaul will amaze you
PillagersPlus
This modds add new pillager types and new structures.
Cobblemon: Duck's Definitive Edition
Enhance your Cobblemon experience with new biomes, Legendary Pokemon quests and spawns, Pokemon Capture EXP as well as QOL features like Teleporters, Falling Trees, Pokemon Map Icons, and FINALLY Updated Pokemon Drops, removing the need for mobs!
Dive Into the Abyss
Venture into a dark new dimension born of a fallen Ancient Civilization, uncover the deep secrets lurking beneath its shadows, and brave the Temples, the Ancient City, and its Citadel as you choose whether to resist the Corruption… or join it.
Monumental Experience - Creatures Across the World
Monumental Experience V: Creatures Across the World expands the series with Cobblemon and Aether integration, living biomes, and exploration-driven progression—creating a survival world focused on discovery and long-term building.
Crimson Curse: Infection
A virus dormant in the Crimson Forests of the Nether escaped to the Overworld. Now with access to water, it began evolving into horrors one could only imagine....
![Twilight Forest Forms [Cobblemon]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/136197.webp)
Twilight Forest Forms [Cobblemon]
Mod that integrates Cobblemon with the Twilight Forest dimension. Adds 50+ custom fakemon, as well as progression-based spawning suited to each structure and biome.
Tpsum
Performance optimization mod improves mob spawning, biome lookup, worldgen allocations, and task loop hot paths.
ArPhEx: BOP Integration
Integrates ArPhEx with Biomes O' Plenty by assigning mobs to fitting biomes.
Frights and Foliage
Adds Autumn-themed biomes, mobs, food, and more to Minecraft
Candyverse
Sweet new dimensions, entities, decorations, blocks and food!
Biome Tag Villagers
Changes Villager Types to use Tags instead of just Biomes!
Nether Descent
A nether biome mod by the Potion Studios team, truly an adventure like no other awaits you with new biomes, mobs, blocks, items and more!
Stuffed Pack!
A family friendly modpack designed with performance in mind featuring new creatures, items, biomes, and structures to explore. This is a Vanilla+ pack designed for people who are already familiar with Minecraft.
Star Wars Planets Stellaris
Explore the beautiful and vast universe of Star Wars !
Oldcraft
This mod adds removed features and old features into a later version of Minecraft!
Red Forest
Boss fights, quests, tasks, tools, and guns. Biomes and dimensions with 13+ mobs and 15+ structures and many more.