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Minecraft Java 1.21 Mods

Browse 1,215 free mods for Minecraft Java 1.21 — popular picks include [Reiki] Lilypads, ArxaleousPack: Vanilla Done Right, More On Java.

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[Reiki] Lilypads
1.21.8fabric

[Reiki] Lilypads

This mod adds Lily Pad Plantlets and a nice coat of biome tint to every Lily!

120downloads
ArxaleousPack: Vanilla Done Right
1.21.4fabric

ArxaleousPack: Vanilla Done Right

ArxaleousPack: Vanilla Done Right is a refined modpack that expands Minecraft with new biomes, structures, and subtle content additions—without breaking the game's original feel. It’s a fresh yet familiar adventure, perfect for players who want more depth.

120downloads
More On Java
1.21.8neoforge

More On Java

This Minecraft Java Neoforge adds different ores and biomes.

119downloads
ttomura's modpack
1.21.1fabric

ttomura's modpack

A Vanilla+ modpack focused on exploration, world generation, reworked structures, new biomes, visual improvements, and immersive gameplay features like voice chat and seasons.

118downloads
Corr’s Biomes
1.21.1neoforge

Corr’s Biomes

Adds new handcrafted biomes such as Gray Grove, Sand Plateau and Melldouve, each with unique colors, vegetation and world generation.

118downloads
THE HORRORS BUT BETTER
1.21.8neoforge

THE HORRORS BUT BETTER

THE HORRORS adds 4 new biomes more blocks more crafting tables like the de-radioactivator and the improved smelter and the fabricator and it adds more mobs and it is only to get updated more! updates: the start ,NUCLEAR WARNING!!!!!

117downloads
Ancient City Underground
1.21.11fabric

Ancient City Underground

Makes Ancient Cities generate densely underground in all Overworld biomes. Every chunk is covered by city structures with moderate overlap. Players spawn safely inside the city.

116downloads
Snowfall in Every Biome
1.21neoforge

Snowfall in Every Biome

Snowfall in Every Biome allows snow to fall in every biome while preserving each biome's original characteristics.

114downloads
Iplutt's World
1.21.8neoforge

Iplutt's World

A simple mod that adds a few biomes to the dimensions (currently only the end).

113downloads
woodmod
1.21.1neoforge

woodmod

biomes + blocks + items + alpha version = the best mod*

113downloads
Random Biome Remover
1.2.1

Random Biome Remover

Every 5 minutes removes a random biome from the world.

111downloads
Brimstone Beaches
1.21

Brimstone Beaches

New nether biomes and terrain, including... at least one beach...

111downloads
RevivalRpMods
1.21.8fabric

RevivalRpMods

A Minecraft 1.21.8 modpack for roleplay servers. Adds new biomes, dungeons, RPG skill trees, building blocks, and tech mods for survival and adventure.

110downloads
Bani's Extended Survival
1.21.1fabric

Bani's Extended Survival

A smooth and optimized Fabric survival experience filled with new biomes, structures, dungeons, and ambience, perfect for adventure and exploration, solo or with friends.

109downloads
Survival update
1.21.8neoforge

Survival update

Hello, this mod is designed to improve the survival aspect of Minecraft. It's an unfinished version that will undergo changes over the coming months, but in its current version, it includes new double and small flowers that beautify the plains and forests.

108downloads
GrimVeil
1.21.4fabric

GrimVeil

A dark expansion to your world adding a biome, 50+ blocks, a toolset, a material after netherite, and an eerie creature to fight and hide from.

108downloads
Mossy Forests
1.21.8neoforge

Mossy Forests

This Mod adds Mossy Forests to minecraft!

108downloads
Nether Been There (By Meso)
1.21.9

Nether Been There (By Meso)

Adds 5 new biomes to expand upon the nether's themes

108downloads
Did we just fix vanilla?
1.21.8fabric

Did we just fix vanilla?

Did we just fix vanilla is a modpack that adds plenty new biomes, structures and guis, while still maintaining fps and the vanilla feel!

108downloads
Villera
1.21.11fabric

Villera

Turn villages into living economy hubs with biome-adaptive banks and markets, secure currency, rentable chunk claims and performance-friendly stacked spawners

107downloads
MehrPinguin
1.21.8fabric

MehrPinguin

A mod adding penguins, biomes, structures, rituals, and bosses – currently only available in German language.

107downloads
Nonsense
1.21.8neoforge

Nonsense

A new dimension with unique and creative biomes ...

107downloads
Frostium
1.21.1neoforge

Frostium

An mod for update snowy biomes, adding Cryorite ore, new mobs, and some structures. Explore the updated snowy landscapes and gear up with themed tools.

106downloads
Terra utlima
1.21.9fabric

Terra utlima

Immersive survival modpack featuring new biomes, dangerous creatures, custom weapons, quests, realistic progression, thirst management, dynamic seasons, and advanced technology for a challenging, strategic, and captivating adventure experience.

105downloads
realistic mod
1.21.4neoforge

realistic mod

Realistic Mod — face the primal fury of nature. Discover massive active volcanoes and encounter the mysterious red entity known as The Volcanus. Experience dynamic eruptions, scorched landscapes, and ancient summoning rituals. Can you survive when the very

103downloads
adrix's better end
1.21.8neoforge

adrix's better end

this project adds end update: biomes, structures and mobs.

103downloads
Restored Junge Edge
1.21.4fabric

Restored Junge Edge

A mod for Fabric that brings back the old Modified Jungle Edge biome from pre-1.18

103downloads
Very Much of Create
1.21.1neoforge

Very Much of Create

A massive Create-focused modpack that expands automation, transport, and industry to the extreme. Featuring dozens of Create add-ons, new biomes, food systems, and performance optimizations — perfect for building huge factories, trains, and mechanical worl

102downloads
Biome Ore Richness
1.21.1neoforge

Biome Ore Richness

This mod adds rich ore veins to biomes, but does not remove vanilla ores.

102downloads
chaos and paradise mod
1.21.1neoforge

chaos and paradise mod

it's a mod which add many mineral, biomes, dimensions, armors, tools, and weapons.

102downloads
Biomehaul
1.21.8neoforge

Biomehaul

A mod that overhauls most biomes and adds some new features.

101downloads
Euler Rig
1.21.1neoforge

Euler Rig

A feature-rich adventure centered on technology, exploration, optimization, and nature. Built for NeoForge 1.21.1

100downloads
Elod's Biome Extension
1.21.1neoforge

Elod's Biome Extension

This mod adds biomes, and money (later new dimensions) to Minecraft, it'S not realistic like Biomes O' Plenty, it's more likely fantasy, and it's in early phases of development!

98downloads
Scarce World
1.21.9

Scarce World

World with rarer structures and fewer animals, encouraging exploration. Good for Large Biomes.

97downloads
Withered Nylium
1.21.1neoforge

Withered Nylium

A mod that adds a new Nether biome: The Withered Forest.

96downloads
SeasonalBehaviors
1.21.4

SeasonalBehaviors

SeasonalBehaviors brings dynamic, immersive seasonal changes to your Minecraft world—altering weather, mob behaviors, crop growth, and villager trades to create a living, evolving environment. Experience nature’s cycle like never before.

94downloads