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Minecraft Java 1.21 Mods

Browse 3,567 free mods for Minecraft Java 1.21 — popular picks include Hearths, NetherEx, Deep Aether.

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3,567 mods

1.20.1fabric

Hearths

A handful of additions to vanilla Nether biomes

24Mdownloads

1.21.4neoforge

NetherEx

NetherEx is a nether content mod.

24Mdownloads

1.21.1neoforge

Deep Aether

An addon for the original Aether mod, aiming to show the deepest lands of a forgotten paradise.

23Mdownloads

1.21.4fabric

YUNG's Bridges (Fabric)

Adds beautiful naturally generated bridges throughout the world

22Mdownloads

1.20.1forge

Gardens of the Dead

Adds new spooky biomes to the Nether

21Mdownloads

1.21neoforge

YUNG's Cave Biomes (Forge/NeoForge)

Adds new vanilla+ cave biomes and underground content!

20Mdownloads

1.21.1neoforge

Environmental

Enhances the Overworld with new foliage and wildlife and introduces some simple biomes!

20Mdownloads

1.21.1neoforge

Autumnity

Introduces small autumn-themed biomes with seasonal content!

20Mdownloads

1.21.1fabric

Fabric Seasons

A simple mod that adds seasons to the game, dynamically changing biomes as you play.

20Mdownloads

1.21.11neoforge

Advanced Fishing

This mod overhauls fishing with 49 new fish, biome-based catches, lava fishing, new enchantments and curses, custom potions, early-game tools like the Chum Bucket, and fully reworked fishing mechanics.

20Mdownloads

1.21.1fabric

The Bumblezone (Fabric)

An unBEElievable dimension full of bees to BEEfriend!

19Mdownloads

1.19.3forge

Stony Cliffs Are Cool

Turns unsightly dirt hills into cool stone cliffs

18Mdownloads

1.20.1forge

Totemic

A mod with a focus on Totems, music and nature

18Mdownloads

1.21.1neoforge

Elysium API

Elysium is a library mod with various utilities, built-in features and new data driven systems for both Mod-Developers and Modpack-Creators to utilize

18Mdownloads

1.21.1neoforge

Jaden's Nether Expansion

Nether Expansion is a Vanilla Friendly mod that aims to improve & add new content to every aspect of The Nether

18Mdownloads

1.21.4fabric

YUNG's Better Jungle Temples (Fabric)

A complete redesign of Minecraft's jungle temples!

17Mdownloads

1.21fabric

Amplified Nether

256-tall nether with 3D biomes, mountains and more!

17Mdownloads

1.20.1neoforge

Variants&Ventures

Adds multiple new mob variants seamlessly integrated into your Minecraft world.

17Mdownloads

1.21fabric

[FABRIC/QUILT] Disable Custom Worlds Advice

Minecraft asking you if you want to load a custom world is annoying. Let's fix it!

17Mdownloads

1.21neoforge

YUNG's Better Jungle Temples (NeoForge) [1.20.4 - 1.21.1 ONLY]

A complete redesign of Minecraft's jungle temples!

16Mdownloads

1.21.1fabric

Eternal Starlight

A minecraft mod that adds the magical and mysterious starlight dimension.

16Mdownloads

1.16.5neoforge

Macaw's Biomes O' Plenty

A compatibility between Macaw's Mods and the different woods of Biomes O' Plenty

16Mdownloads

1.21.1fabric

[Let's Do] Beachparty

Get your suncream out, we're going to the beach! Beachparty overhauls minecrafts Beach Biome for an all new experience.

16Mdownloads

1.20.1forge

Structurify - Structure Control

A structure configuration mod that eliminates the need for datapacks. Spread out structures, prevent overlap, enforce flat terrain, customize size and biomes.

16Mdownloads