Quilt Mods for Minecraft Java
Browse 365 free Quilt mods for Minecraft Java — popular picks include Cliff Under A Branch Dark Forest Fix (CliffFix), LTTOMT SMP MODPACK, Geologica.
Step by step: How to install Minecraft Java mods & modpacks
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Cliff Under A Branch Dark Forest Fix (CliffFix)
A fork of CliffBranch fixing a bug where the dark forest would generate without dark oak trees or crashed the game completely.
LTTOMT SMP MODPACK
A Vanilla enhanced minecraft experience. Mostly focused on the origins and Enchancement mod in order to provide a unique new combat experience as well as biome and furniture mods. This modpack is used for the LTTOMT minecraft server.
Geologica
Overworld biomes with natural rocks and sinkholes without adding bloat.
Unbiased Worldgen
This project makes warm, cold, humidy and arid biomes more common
Blooms
This mods adds 6 new flowers which can be collected from different biomes
Archeon
This is the Official Version of Archeon. Archeon is a brand new dimension, full of new blocks, mobs and more! All you need to get there is a portal made of Mysterious Stone, filled with a magical energy made by the Wand of Nature!
Fartherlands Expanded
Adds a custom empty biome to the Farlands made by ThePotatoArchivist.
Total Water World
Raises sea level to y=200 & removes all non-ocean biomes.
mewo's Extra Advancements
Adds a few additional advancements!
Slimes Everywhere
Allows Slimes to spawn at night in any biome
Nerith
Nerith reimagines Minecraft with epic landscapes, immersive biomes, and thrilling adventures, optimized for smooth performance and a fresh yet familiar experience.
PvP Refill Machine
PvP Refill Machine that generates once in every Plains biome in the Overworld, that contains simple PvP Kit.
Diabolical Islands x Incendium
Make Diabolical Islands compatible with Incendium. After installing this mod, Diabolical Islands will generate Incendium's biomes and structures following its own floating island rules.

Less Predictable Cave Biomes
Tweaks cave biomes to generate less predictably and independently of surface biomes
BetterCreaking
The Pale Garden as it should be. A scary and dangerous biome
Regions Unexplored Biome Book Compat
This mod adds the regions unexplored biomes to the biome book mod.
deep dark here
add a sculk patch at the surface of deep dark biomes like azalea trees for lush caves !
True Minecraft
What Minecraft could be. a true vanilla plus mod pack with an emphasis on nature!
Beta Evolved
Adds the aesthetic of classic Minecraft back into the game (Beta or Alpha) along with some of its features - for a nice blend of new and old, along with new content that fits the the exploration and sandbox nature of Classic Minecraft
Multi Biomes Compatibility
You don't know which world gen datapack to use? With this datapack, you can use several biomes datapack in a single world, making most of the biomes datapacks (up to 8) compatible

Biome Rebalance
A rework of biome placement that makes modern biomes much more prominent!
wiget's worldgen config (wwc)
Rarer deep dark, reasonable dappled forests, and taller mountains.

Better Forest Biome
Makes the forest biome better, with tons of worldgen changes to make exploring fun!
Smaller Large Biomes
Make "Large Biomes" world type generates much smaller biomes (but not smaller than "Default"), for your travelling and sight-seeing conveniences.
Biomes Unlocked
Makes biome-restricted resources more easily available or renewable
Force Battles
This datapack/mod adds various Force Battles: Item, Mob, Structure, and Biome. Play them individually or all at once!

project: SE (Fabric)
adds new biome with a new portal made with 14x gold blocks with new ore and food with blocks and structures. made with: Mcreator Generator fabric 1.21.8
Biomes O' Vanilla
This project adds new biomes with vanilla blocks
Leather Overheating
Going in hot biomes with full leather is not a good idea.

Wither Skeleton Withers Nature
Wither skeletons will replace nearby plants with dead, withered versions.
Custom tags for FFA (Nature's Spirit)
Adds more tags for grouping nature's spirit biomes
Unnatural Geophobia - Biome Overhaul
Overhauls the vegetation and layouts of the vanilla biomes.
Wilderness Truce Mod (26.2, 1.20.1) – Stop Wild Predators From Hunting Peaceful
Wilderness Truce Mod stops wild predators from hunting down peaceful animals in your Minecraft world. It removes hostile attacks between wild creatures, so you no longer find stray items like wool and raw meat scattered across biomes. The mod keeps your forests and oceans calm by letting wild animals live side by side in peace. […]
Unstable Farlands Outer Lands Mod (26.3, 1.21.11) – Survive Fifty Chaotic
Unstable Farlands Outer Lands Mod generates strange, glitched landscapes once you travel past two thousand blocks from world spawn. The terrain shifts around you to mimic classic border glitches as you travel deeper into the wild frontier. It features fifty unique unstable biomes packed with unusual shapes and surreal landforms. Players can roam these chaotic […]
Mystcraft Data Pack Open New Dimensions Mod (1.21.4)
Mystcraft Data Pack Open New Dimensions Mod brings mysterious new dimensions and book-based teleportation mechanics to Minecraft. It lets you craft special books that transport you to untouched realms, saved waypoints, your last death location, or directly to other players. Each realm contains fresh biomes and resources to collect during survival play. The mod works […]
Basin Generation Fix Mod (1.21.11, 1.21.1) – Find Stony Clearings
Basin Generation Fix Mod restores natural basin terrain features back into world generation. These rare, small surface shapes strip away the top grass and soil layers of a biome to expose a stony ground floor underneath. Because of an older bug, these patches stopped appearing after the 1.18 update. This mod fixes the issue so […]