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Forge Mods for Minecraft 1.21

Browse 1,005 free Forge mods for Minecraft 1.21 — popular picks include Gardens of the Dead, YUNG's Cave Biomes (Forge/NeoForge), Environmental.

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Gardens of the Dead
1.20.1forge

Gardens of the Dead

Adds new spooky biomes to the Nether

21Mdownloads
YUNG's Cave Biomes (Forge/NeoForge)
1.21neoforge

YUNG's Cave Biomes (Forge/NeoForge)

Adds new vanilla+ cave biomes and underground content!

20Mdownloads
Environmental
1.21.1neoforge

Environmental

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

20Mdownloads
Autumnity
1.21.1neoforge

Autumnity

Introduces small autumn-themed biomes with seasonal content!

20Mdownloads
Advanced Fishing
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
Stony Cliffs Are Cool
1.19.3forge

Stony Cliffs Are Cool

Turns unsightly dirt hills into cool stone cliffs

18Mdownloads
Totemic
1.20.1forge

Totemic

A mod with a focus on Totems, music and nature

18Mdownloads
Elysium API
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
Jaden's Nether Expansion
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
Amplified Nether
1.21fabric

Amplified Nether

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

17Mdownloads
Variants&Ventures
1.20.1neoforge

Variants&Ventures

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

17Mdownloads
Macaw's Biomes O' Plenty
1.16.5neoforge

Macaw's Biomes O' Plenty

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

16Mdownloads
[Let's Do] Beachparty
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
Structurify - Structure Control
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
Weather, Storms & Tornadoes
1.21neoforge

Weather, Storms & Tornadoes

Stormfronts and Tornadoes! Localized weather! See rain and nastier storms coming in from a distance

16Mdownloads
River Redux
1.21.1fabric

River Redux

Make's Minecraft's rivers much more exciting to explore!

15Mdownloads
Pretty Rain
1.21.8neoforge

Pretty Rain

Pretty Rain replaces the default weather with prettier particle effects. Port of Particle Rain to NeoForge

14Mdownloads
Mythic Upgrades
1.21.1neoforge

Mythic Upgrades

Mythic Upgrades adds new mythic crystals & gems to the game! Explore new cave biomes, upgrade your netherite gear or brew new potions!

14Mdownloads
End's Phantasm
1.20.1forge

End's Phantasm

The vanilla friendly End update we were all waiting for!

14Mdownloads
Simple Snowy Fix (Forge / Fabric)
1.21.4fabric

Simple Snowy Fix (Forge / Fabric)

Fixes incorrect snow generation on tree leaves MC-119599

13Mdownloads
Feature Recycler
1.21.1neoforge

Feature Recycler

A simple mod that prevents crashes between world generation mods caused by Minecraft's Feature Cycler.

13Mdownloads
Hellion's Sniffer+
1.21.1neoforge

Hellion's Sniffer+

A Sniffer expansion, adding new behaviors to the Sniffer, an ancient cave biome, and several new Sniffer-related plants.

12Mdownloads
Biome Spawn Point
1.21.11fabric

Biome Spawn Point

🌲 Allows specifying which biome players will spawn in on new world creation.

12Mdownloads
Biome Replacer
1.21.11fabric

Biome Replacer

A quick way to get rid of a biome. Useful for tweaking datapack-based generators (like Terralith) that don't have a convenient configuration.

12Mdownloads
Monster Plus
1.21.1neoforge

Monster Plus

New mobs of each and every flavor to improve the exploration experience: biome-exclusive monsters, new challenges and more!

12Mdownloads
[Let's Do] Meadow
1.21.1fabric

[Let's Do] Meadow

Hey Wanderer! Sit down, enjoy a piece of cheese, and take a look at the new mountain pasture - cliffs, beautiful forests, clearings, and lots of colorful flowers.

12Mdownloads
Illager Warship
1.21.1neoforge

Illager Warship

Adds a big illager warship to the oceans

12Mdownloads
Better Biome Reblend
1.21.11fabric

Better Biome Reblend

Updated version of Better Biome Blend, a mod that improves and fixes biome color blending

11Mdownloads
Dynamic Trees - Biomes O' Plenty
1.20.1forge

Dynamic Trees - Biomes O' Plenty

Compatibility Mod between Dynamic Trees and Biomes O' Plenty

11Mdownloads
Umbral Skies
1.21.1neoforge

Umbral Skies

A mod for Twilight Forest-Aether content fusion

11Mdownloads
Geophilic
1.20fabric

Geophilic

A subtle-ish overhaul of vanilla Overworld biomes! Reworked!

9.9Mdownloads
Voidscape
1.21.1neoforge

Voidscape

Delve into the depths of the Void

9.9Mdownloads
Climate Rivers
1.21.11neoforge

Climate Rivers

Make your rivers stop looking like mistakes – and start flowing with style.

9.7Mdownloads
Cave Dust
1.21.8fabric

Cave Dust

Cave Dust is a Minecraft mod that adds the white ash particle from the Basalt Deltas biome to the underground to simulate dust!

9.6Mdownloads
Ocean Floor - Clay Sand and Dirt
1.21.1neoforge

Ocean Floor - Clay Sand and Dirt

Spawns patches of Clay, Sand, and Dirt, within the Deep Dcean layer of boring gravel

8.9Mdownloads
Spawn Balance Utility
1.21.9forge

Spawn Balance Utility

Allow you to control spawn weights and group size of mobs by Biome and Structure. This controls the mixture of mobs that spawn, it does not modify the Spawn Cap like our other mod, "Spawncap Control Utility".

8.4Mdownloads