Minecraft Java 1.21 Mods
Browse 327 free mods for Minecraft Java 1.21 — popular picks include Natural Compass, Jungle Update, Configurable Difficulty.
Updated daily
Natural Compass
Natural Compass is a plugin adaptation of the popular Forge/Fabric mod Nature’s Compass by Chaosyr. It brings that mod’s biome-searching functionality to Spigot/Paper servers.
Jungle Update
Mod has been merged! - https://modrinth.com/mod/jaizmod This is to keep the work load down for myself, and keep updates coming! Adds new jungle related features
Configurable Difficulty
A server-side Minecraft mod that adjusts entity attributes based on their biome, dimension, and depth
AMR Bot
AMR stands for Automatic Modular Robot. A Robot-themed datapack. Explore new biomes, discover diverse modules, and assemble your own modular robot in Minecraft
OraxenNature
OraxenNature introduces a simple way to populate your world with your Oraxen blocks.
Desolate Pale Garden
A datapack which removes all hostile mob spawns in the Pale Garden except the Creaking, which adds to the ambiance of the biome!
Canopy
Adds rainforests to Minecraft including 3 new biomes, rainforest mobs and more!
huge biomes
this makes all biomes huge, even larger than large biomes biomes
Biomes O' Remin
Small Compatibility between Biomes O' Plenty and Realistic Minerals, adding Rose Quartz to the Quartz tags.
Arts & Crafts x Nature's Spirit
This mod adds integration features for Arts & Crafts and Nature's Spirit for a smooth gameplay experience!
NitroPlots
The Best & Newest Plotsquared Addon with Borders ✔️ Walls✔️ Member Settings✔️Flags✔️ Biomes & more!
IWBIA
A datapack/mod that shows in action bar biome which player is in
WaterBar999
The WaterBar plugin enhances Minecraft gameplay by implementing a thirst management system that requires players to monitor their hydration levels, collect and purify water, and adapt their survival strategies based on biome conditions.
stupid horror mod
this is a joke horror mod that adds a scary biome, where you have to kill scary creatures to collect scary souls to later craft into a boss altar and fight the boss. there is an ingot with good weapons that can take down most of the scary creatures.

Alternative Twilight(Remastered)
Added more mechanisms to the bosses of Twilight Forest, making it more time to prepare for them
Saltcraft
A mod adding salt biomes, mobs, structures and blocks into Minecraft
MoreBiomes999
MoreBiomes999 is a Minecraft Bukkit/Paper plugin that creates a custom world called "MoreBiomes999" with beautiful glade biomes featuring unique terrain generation and natural structures.
Contentcraft
ContentCraft adds features and mechanics that expand on Minecraft while keeping the vanilla feel!
Desolation: Reburn
Adds the charred forest, a spoooooooky biome to the Overworld!
Alternative Twilight (Remastered version)
Added more mechanisms to the bosses of Twilight Forest, making it more time to prepare for them
Xenogenesis
A biomechanical horror mod inspired by Alien and Prometheus. Discover sealed underground structures, parasitic life cycles, facehuggers, and xenomorph-like organisms waiting to be unleashed.
Minecraft Compendium
Uses advancements to log information for the player. Look at mobs with your spyglass to add them to your Mobestiary, and discover biomes and structures!
PALE GARDEN [ONLY]
replaces all biomes with [Pale Garden]
FactoryM
FactoryM is a modpack that improves the Minecraft experience in exploration (with biome mods), mechanisms (with the create mod) and also adds visual improvements such as shader compatibility
Reforested
A Reimagining/Love letter to Forestry and Binnie's Mods for Minecraft Fabric 1.21
Island Biomes
Let players change their island biome. Turn a plains island into a jungle, desert, mushroom fields, or any biome you configure.
Increased Jungle Saplings
Increases the drop chance of saplings from Jungle leaves
UltraSingleBiome
A custom world generator for Minecraft servers, optimized for Crystal PvP with an automatic Desert biome world.
True Nature
Realistic MC is a modpack that makes Minecraft feel real. With enhanced graphics, physics, and survival mechanics, it brings a grounded, immersive experience to your world.
TwilightLuckyBlock
[DISCONTINUED] (TWILIGHT FOREST MOD IS REQUIRED!) MyLuckyBlock addon for twilight forest mod.
android vs apple
Android, Apple, Xiaomi – they all have their own unique biome
Scoobyland - Create and Friends
Discover a lightweight, multiplayer-optimized modpack that supercharges your vanilla Minecraft into vanilla+++ experience! Dive into Create’s innovative mechanics, explore vibrant new biomes, and savor Farmer’s Delight for a fresh adventure.
Visual HUD
A clean, fully customizable client-side HUD overlay for Minecraft 1.21.11 Fabric — shows coordinates, FPS, biome, time, direction, light level, speed, day count, dimension, compass, and FPS sparkline with an in-game config screen.
Hudier
Shows a live Paper Doll of your character, riding status, biome, time, and day on your screen. Fully customizable!
Evo Biomes
Dynamic biome evolution, gradual transitions, and environment-based ecosystem.
Superflat Structures
Lets all structures (biome dependent) generate in all superflat presets!