Minecraft Java 1.21 Mods
Browse 1,215 free mods for Minecraft Java 1.21 — popular picks include Spiria Reincarnated Again!, Green's Better MC, Sam's Tropical Update.
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Spiria Reincarnated Again!
With Tensura: Reincarnated and many addons, expanded dimensions, new structures, bosses, biomes, and plenty of quality-of-life mods, the pack offers an epic adventure that combines building, combat, and character progression.
Green's Better MC
A Modpack that will improve your world and experience and add tonnes of new biomes, features, mobs and optimization.
Sam's Tropical Update
An overhaul of Minecraft's jungles, swamps, rivers, and much more
SurvivalReborn
Survival Reborn enhances Minecraft survival with dynamic terrain, new biomes, and unique mobs, offering fresh challenges and gameplay mechanics. Explore, craft, and survive in a world full of adventure, ancient secrets, and powerful items!
Skebob
Little creature hiding in jungle, can you find him?
Nether Expansion
This mod adds several new biomes, mobs, blocks, and even water to the nether
Compass Quest: Pathfinders Pack
Compass Quest: Pathfinders Pack is a mod pack designed to enhance exploration and adventure in your game. It focuses on expanding the player's journey through new biomes, structures, and challenges. With a variety of mods included, you'll find new tools.
end Update (Enderite & Biome Expansion)
Ever want an end update? Then download this mod and get it with 4 new biomes and tons to explore, get out and face the end
Medium Biomes
A datapack that adds medium sized biome generation.
Astro-Mons
A space-themed Cobblemon modpack along with a dedicated server. This pack brings together a colorful adventure with the inclusion of many new biomes and companion cobblemon past the base mod.
Snow Altitude
Adds a config to change the temperature at which biomes can snow rather than rain
Minecraft more updates
!! LOUD NOISES !! Adds more stuff to the game like: tools, weapons, mobs, biomes, food, structures and ingredients.
Added Things
Random added features like ores, tools, biomes, dimensions & more. Oh, and there is a Deepslate Instant Mining Enchantment.
forest+
this mod adds new biomes and new wood types. Each forest biome contains unique item(s) that can help you on your journey!
MoreAdventures
Do you want new adventures? Downoald This mod and explore new dimension, new biomes and gather new resources
Arctic Odyssey: Tundra Tales
Arctic Odyssey: Tundra Tales is a fascinating mod pack that immerses players in a frigid, snowy landscape filled with adventure and exploration. Set in a vast tundra, this mod pack enhances the survival experience by introducing new biomes, icy creatures,
Biomescape
This exploration-focused modpack introduces new biomes, custom terrain, and immersive mobs.
Christmas in Cobblemon
This Minecraft modpack centers on Cobblemon, adding Pokémon-style creatures to explore, battle, and collect. Expanded biomes, structures, and progression mods create a richer world for survival and team building.
Wilder Clifftree
This datapack adds Wilder Wild features to Clifftree's biomes!
JFH (just for hardcore)
this modpack adds tons of stuff that the perfect hardcore world would need, it's made for multiplayer but works for singleplayer too, it adds stuff like biomes, better world gen, bigger caves, voice chat, furniture and much much more
TechBit
Modpack blending tech, magic, and exploration. Featuring Create, Applied Energistics, and Immersive Engineering for automation and industry, it adds Ars Nouveau for light magic and Twilight Forest for epic adventures.
Craft Colonies
Build your own medieval colony, automate factories with Create, face epic bosses, and explore a vast world full of unique biomes, structures, and adventures.
The End Reimagined
A comprehensive endgame expansion that introduces a brand new dimension and unique biomes to transform the desolate reaches of the void. Designed for both solo and multiplayer play.

The Better Biomes And Plants Mod
It adds nice Biomes and other cool stuff to the game
SuperRH bosses
This mod adds some uh cool stuff like a very strong boss and a total red biome
Megalo's AIO - NeoForge Edition
Megalo's Metallurgy, Hoplology, Alloys, Nature and Gastronomy all in one mod
Exploration x 2011165 Optimized
A heavily modified Skippy Optimized intended to add over 50 new structures and biomes for a more immersive exploration experience.
Far Frozen
Will you be able to survive and escape the frosty, Far Frozen landscape? All cold biomes. Hard early game survival.
Creepy Spruce Biome
This mod adds a creepy spruce biome,that brings back old minecraft horror videos vibe.
Celestial Horizons
Adds 170 Biomes ,1 new dimension and 20 blank presets for map making. Alpha v1.0 is designed for mapmaking.
Disposable Compass
Turn Nature's Compass and Explorer's Compass into one-destination navigation items with shift-right-click search-next.
Locator by Andrew
Adds a /locator command that trades emeralds to locate structures, biomes, or POIs with balanced costs.
Wooden Tools Upgrade
This datapack adds variants to Wooden Tools, as well as different Lymph types dropped from tree logs to encourage biome exploration.
Cobblemon Cosmos
Explore a vibrant world where Minecraft and Pokémon become one. Discover all Pokémon, diverse biomes, and ancient secrets. Build your base, train your team, and master the ultimate Pokémon-catching journey
Biome Shift
Ever wanted to change the biome in spots of your world? Now you can with Biome Shift!
The Exploration Pack
An immersive vanilla-plus world full of new biomes, dungeons, creatures and dimensions