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.
Updated daily
Gardens of the Dead
Adds new spooky biomes to the Nether
YUNG's Cave Biomes (Forge/NeoForge)
Adds new vanilla+ cave biomes and underground content!
Environmental
Enhances the Overworld with new foliage and wildlife and introduces some simple biomes!
Autumnity
Introduces small autumn-themed biomes with seasonal content!
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.
Stony Cliffs Are Cool
Turns unsightly dirt hills into cool stone cliffs
Totemic
A mod with a focus on Totems, music and nature
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
Jaden's Nether Expansion
Nether Expansion is a Vanilla Friendly mod that aims to improve & add new content to every aspect of The Nether
Amplified Nether
256-tall nether with 3D biomes, mountains and more!
Variants&Ventures
Adds multiple new mob variants seamlessly integrated into your Minecraft world.
Macaw's Biomes O' Plenty
A compatibility between Macaw's Mods and the different woods of Biomes O' Plenty
[Let's Do] Beachparty
Get your suncream out, we're going to the beach! Beachparty overhauls minecrafts Beach Biome for an all new experience.
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.
Weather, Storms & Tornadoes
Stormfronts and Tornadoes! Localized weather! See rain and nastier storms coming in from a distance
River Redux
Make's Minecraft's rivers much more exciting to explore!
Pretty Rain
Pretty Rain replaces the default weather with prettier particle effects. Port of Particle Rain to NeoForge
Mythic Upgrades
Mythic Upgrades adds new mythic crystals & gems to the game! Explore new cave biomes, upgrade your netherite gear or brew new potions!
End's Phantasm
The vanilla friendly End update we were all waiting for!
Simple Snowy Fix (Forge / Fabric)
Fixes incorrect snow generation on tree leaves MC-119599
Feature Recycler
A simple mod that prevents crashes between world generation mods caused by Minecraft's Feature Cycler.
Hellion's Sniffer+
A Sniffer expansion, adding new behaviors to the Sniffer, an ancient cave biome, and several new Sniffer-related plants.
Biome Spawn Point
🌲 Allows specifying which biome players will spawn in on new world creation.
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.
Monster Plus
New mobs of each and every flavor to improve the exploration experience: biome-exclusive monsters, new challenges and more!
[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.
Illager Warship
Adds a big illager warship to the oceans
Better Biome Reblend
Updated version of Better Biome Blend, a mod that improves and fixes biome color blending
Dynamic Trees - Biomes O' Plenty
Compatibility Mod between Dynamic Trees and Biomes O' Plenty
Umbral Skies
A mod for Twilight Forest-Aether content fusion
Geophilic
A subtle-ish overhaul of vanilla Overworld biomes! Reworked!
Voidscape
Delve into the depths of the Void
Climate Rivers
Make your rivers stop looking like mistakes – and start flowing with style.
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!
Ocean Floor - Clay Sand and Dirt
Spawns patches of Clay, Sand, and Dirt, within the Deep Dcean layer of boring gravel
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".