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
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
More Biome Coloured Blocks
Moss, Azaleas and more made biome coloured!
More Jungle Saplings
Adjusts jungle saplings drop chance from 2.5% to 5%, like every other leaf block.
Terraspread - Spread Biomes
Spread biomes across biome borders with a new craftable item
RealisticSeasons
Premium multi-world seasons plugin with biome-aware weather, persistent temperature preferences, crops, mobs, and immersive effects.
BiomeBetray
Biomes occasionally and silently swap your hotbar items with random ones from your inventory when you enter them :trollface:
Salinity
A New Cave Biome, a New Armor, a New Mob, and more.
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
Cool End
This mod adds new biomes, structures, mobs and resources to the End and Overworld, expanding exploration and improving gameplay and visuals.
Corrupted Nether
Adds a Corrupted Forest biome to The Nether
Make It Rain!
Client-side mod that adds rain to normally dry Overworld biomes
Biome Spreader
Adds recipes for potions that can spread biomes
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.
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.
Fussy Azaleas
Azalea bushes only generate from bone-mealed moss in specific biomes.
Fix Jungle Saplings
Fixes Jungle Saplings drop rates to match other trees.
XxCreeperxX's Zombie Expansion
A mod that adds various types of zombies, blocks, items, dimensions, mechanics and more
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.
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.
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
Show Biome In Name
Shows the current biome a player is in next to its name
OTBWG - Farmer's Delight - Bark Cutting Compat
Adds Compatibility Between Oh The Biomes We've Gone & Farmer's Delight
Nature's Cauldron
Making Brewing Actually Enjoyable
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
Diverse Fishing
Encourages Fishing by adding Biome-Specific & Structure-Specific Fishing Loot, rewarding you more if you Fish in different Places!
MC-Themed Powers
Adds special abilities you can unlock in survival Minecraft. Each power is based on Minecraft mobs/biomes.
Theosis
Plugin-ready RPG survival with loot, gems, bosses & biomes. Thesis-style modularity. Multilanguage Apotheosis-inspired
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.
Distant Lands
Discover immersive biomes inspired by Brazilian flora, 500+ blocks, Carpenter Table, Hollow Logs, and Crawl for hidden adventures!
Flora Expansion
Expanding Minecrafts flora with new plants, crops, blocks and mechanics
Grow More Gardens
A farming-focused mod that lets you grow, expand, and manage your own garden with new crops, tools, and immersive mechanics.
RoseBackport
Adds rare classic red and blue roses to specific biomes in your world!
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.
Tectonic Layers
Stacks Nether and End layers inside the Overworld, with native layered terrain, biomes, fog, lighting, portals, and dragon support.
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.
BiomeBlade
Weapons deal bonus or reduced damage depending on which biome the combat takes place in, creating strategic territorial advantages.