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Minecraft Java 1.21 Mods

Browse 327 free mods for Minecraft Java 1.21 — popular picks include B-RTP, More Biome Coloured Blocks, More Jungle Saplings.

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B-RTP
1.21.1fabric

B-RTP

BlanketRTP is a Minecraft Fabric mod that offers customizable rtp (random teleportation), including biome-specific options. Enhance exploration with a gliding mechanic after the (RTP). Easy to configure and optimized for performance

2.5kdownloads
More Biome Coloured Blocks
1.21.11fabric

More Biome Coloured Blocks

Moss, Azaleas and more made biome coloured!

2.2kdownloads
More Jungle Saplings
24w44a

More Jungle Saplings

Adjusts jungle saplings drop chance from 2.5% to 5%, like every other leaf block.

2.2kdownloads
Terraspread - Spread Biomes
1.21.2

Terraspread - Spread Biomes

Spread biomes across biome borders with a new craftable item

2.0kdownloads
RealisticSeasons
1.20

RealisticSeasons

Premium multi-world seasons plugin with biome-aware weather, persistent temperature preferences, crops, mobs, and immersive effects.

2.0kdownloads
BiomeBetray
1.21.1

BiomeBetray

Biomes occasionally and silently swap your hotbar items with random ones from your inventory when you enter them :trollface:

2.0kdownloads
Salinity
1.21.11fabric

Salinity

A New Cave Biome, a New Armor, a New Mob, and more.

2.0kdownloads
Less Leaf Litter (LLL)
1.21.5

Less Leaf Litter (LLL)

Reduces the amount of leaf litter that spawns in forests and dark forests, only making it appear under some trees instead of under all of them

2.0kdownloads
Cool End
1.21.1neoforge

Cool End

This mod adds new biomes, structures, mobs and resources to the End and Overworld, expanding exploration and improving gameplay and visuals.

2.0kdownloads
Corrupted Nether
1.21fabric

Corrupted Nether

Adds a Corrupted Forest biome to The Nether

1.9kdownloads
Make It Rain!
1.21.9fabric

Make It Rain!

Client-side mod that adds rain to normally dry Overworld biomes

1.9kdownloads
Biome Spreader
1.21.11fabric

Biome Spreader

Adds recipes for potions that can spread biomes

1.8kdownloads
Mo Flowers
1.21.5fabric

Mo Flowers

MoFlowers is a Minecraft mod that adds new flowers, shrubs and decorative blocks, with associated mechanics, biome generation, flower management API, custom rendering and localisation support.

1.8kdownloads
Survival Not Guaranteed
1.21.1neoforge

Survival Not Guaranteed

Dive into an expansive Minecraft modpack that blends challenging survival mechanics like temperature and thirst with extensive exploration of overhauled dungeons and new biomes, all while offering dynamic combat, magical mastery, and complex automation.

1.8kdownloads
Fussy Azaleas
1.21.1neoforge

Fussy Azaleas

Azalea bushes only generate from bone-mealed moss in specific biomes.

1.8kdownloads
Fix Jungle Saplings
1.21.11fabric

Fix Jungle Saplings

Fixes Jungle Saplings drop rates to match other trees.

1.7kdownloads
XxCreeperxX's Zombie Expansion
1.21.4neoforge

XxCreeperxX's Zombie Expansion

A mod that adds various types of zombies, blocks, items, dimensions, mechanics and more

1.6kdownloads
AI Dungeon Generator
1.21

AI Dungeon Generator

AI Dungeon Generator revolutionizes exploration on your Minecraft server by introducing intelligent, procedurally generated dungeons that adapt to your world's biomes.

1.6kdownloads
Advancement Tracker
1.21.8fabric

Advancement Tracker

A Minecraft mod that allows for better advancement progress tracking with detailed insights for biome exploration, animal taming, breeding, food consumption, and monster hunting.

1.6kdownloads
World Expansion
1.21.1neoforge

World Expansion

This mod upgraded vanilla biomes and adds new ones for a more interesting journey around the world! Update 1.0.0 - Savanna and Dark Forest

1.5kdownloads
Show Biome In Name
1.21

Show Biome In Name

Shows the current biome a player is in next to its name

1.5kdownloads
OTBWG - Farmer's Delight - Bark Cutting Compat
1.21.1

OTBWG - Farmer's Delight - Bark Cutting Compat

Adds Compatibility Between Oh The Biomes We've Gone & Farmer's Delight

1.4kdownloads
Nature's Cauldron
1.21fabric

Nature's Cauldron

Making Brewing Actually Enjoyable

1.4kdownloads
LocalizedWeather
1.21.11quilt

LocalizedWeather

A Fabric mod that replaces Minecraft's global weather with localized weather zones. Each 256×256 block region gets its own weather, rain, snow, and thunderstorms happen independently across the world with biome-aware rules, smooth transitions, and blocky

1.4kdownloads
Diverse Fishing
1.21.5

Diverse Fishing

Encourages Fishing by adding Biome-Specific & Structure-Specific Fishing Loot, rewarding you more if you Fish in different Places!

1.4kdownloads
MC-Themed Powers
1.21.3

MC-Themed Powers

Adds special abilities you can unlock in survival Minecraft. Each power is based on Minecraft mobs/biomes.

1.3kdownloads
Theosis
1.21

Theosis

Plugin-ready RPG survival with loot, gems, bosses & biomes. Thesis-style modularity. Multilanguage Apotheosis-inspired

1.3kdownloads
Serena Seasons X Oh The Biomes We've Gone
1.20.1

Serena Seasons X Oh The Biomes We've Gone

A simple datapack designed to improve compatibility between Serene Seasons and Oh The Biomes We've Gone.

1.3kdownloads
Distant Lands
1.21.1neoforge

Distant Lands

Discover immersive biomes inspired by Brazilian flora, 500+ blocks, Carpenter Table, Hollow Logs, and Crawl for hidden adventures!

1.2kdownloads
Flora Expansion
1.21.1neoforge

Flora Expansion

Expanding Minecrafts flora with new plants, crops, blocks and mechanics

1.1kdownloads
Grow More Gardens
1.21.11fabric

Grow More Gardens

A farming-focused mod that lets you grow, expand, and manage your own garden with new crops, tools, and immersive mechanics.

1.1kdownloads
RoseBackport
1.21.5neoforge

RoseBackport

Adds rare classic red and blue roses to specific biomes in your world!

1.1kdownloads
Crying Obsidian Upgrade
1.21.8fabric

Crying Obsidian Upgrade

Crying Obsidian Upgrade --- A mod that adds a lot of items, food, mechanics. Also adding a new biome, ores and mobs changing the idea of weeping obsidian. The mod also fills the world with different structures.The mod is filled with different content.

1.1kdownloads
Tectonic Layers
1.21.1neoforge

Tectonic Layers

Stacks Nether and End layers inside the Overworld, with native layered terrain, biomes, fog, lighting, portals, and dragon support.

1.1kdownloads
Procedural Trees
1.21.1

Procedural Trees

This allows a builder to create a forest with custom trees in seconds by spawning a spawn egg, each tree different from one another.

1.1kdownloads
BiomeBlade
1.21.1

BiomeBlade

Weapons deal bonus or reduced damage depending on which biome the combat takes place in, creating strategic territorial advantages.

1.0kdownloads