Minecraft Java 1.21 Mods
Browse 206 free mods for Minecraft Java 1.21 — popular picks include Elysium API, Netherite Tweaks & Fixes, Mooshroom Tweaks.
Updated daily
Elysium API
Elysium is a library mod with various utilities, built-in features and new data driven systems for both Mod-Developers and Modpack-Creators to utilize
Netherite Tweaks & Fixes
Solves an issue that prevents Netherite (Ancient Debris) from spawning correctly in modded nether biomes.
Mooshroom Tweaks
🐮🍄 Allows both red and brown mooshrooms to spawn naturally in their biome.
Visual Effects+
Biome based dynamic and colored fog with custom particles and weather!
FancyFast Bushy Leaves
Forces Fast Leaves rendering to improve performance with bushy textures, ensuring better FPS in dense biomes like jungles or mangrove swamps, even when using shaders.
Twilight Tweaks
Adds a very configurable final boss among other config options.
Nature X Resource Pack
environment / tweaks/ realistic
Sparkles: Stardust Labs Resourcepack
An optional resourcepack for all of Stardust Labs' projects. Adds localizations and minimap biome name fixes, as well as textures for Incendium.
Nature X
Make your worlds feel much lively and much fuller!
BCLib: New Dawn
An unofficially maintained continuation of BCLib for Fabric and NeoForge, providing core utilities and shared functionality for BetterX mods
Angel's Weather
The Weather Miracle • A full weather rework featuring high-fidelity audio, new snow, cloud, and fog variants, dynamic particle effects, and revamped biome colors.
BiomeBloom
Transforms sky, fog, and water colors across every biome for a richer, more atmospheric Minecraft experience.
Atmospheric Skies & Fog
Custom skies and biome-based fog inspired by atmospheric designs for a more immersive Minecraft world.
Fogulous
Adds Biome-Based Ambient Fog Effects
Netherite Tweaks
Fixes issues that prevent nether ores from spawning in modded biomes.
notandvm's creepers!
unique creeper textures for all biomes ─ return creepers to their former camouflaged glory!
Compass to Map: JourneyMap & Explorer's Compass & Nature's Compass Addon
Auto-register found structures and biomes as JourneyMap waypoints — for Explorer's Compass and Nature's Compass.
Compass to Map: Xaero's Minimap & Explorer's Compass & Nature's Compass Addon
Auto-register found structures (Explorer's Compass) and biomes (Nature's Compass) as permanent Xaero's Minimap waypoints. No prompt, no edit screen, the waypoint just appears.
Private's Skies
Semi-realistic and fantasy resource pack that changes sky colors of many biomes.
Don‘t leak your base!
Hides block rotation, biome color/tint, ores and bedrock that can leak your base. Perfect for servers Like DonutSMP, HugoSMP or many other anarchy servers.
Biomes O'Plenty Renewed
Biomes O'Plenty resource pack that improves BOP's original textures, to be modern and better looking, made by King and Ballitos
PicoHUD
Unobtrusive, player-readable coordinates, day, time, facing direction, and biome - with toggle/hold key modes. An alternative to minimaps and F3.

Animated Nature
Animated Nature - animated bush leaves, leaves and grass.
Biome Creepers for Fresh Animations
A "Fresh Animations" compatibility patch for the "Nitpicks - Biome Creepers" resource pack.
Biome Creepers - Nitpicks
Back in the alpha days, Creepers were vibrant like their surroundings. This makes them camouflage again, like the fun days!
Panorama Re-Shaded! (Day Version)
Takes the 1.20.1v Cherry Biome into a Panorama that makes it look Shaded and have more daylight!
Snowy Leaves
Leaves have a white, snowy color in snowy biomes above sea level.
Verdance
An Overworld expansion that adds new biomes, blocks and quality of life.
Biome'd Creepers
An EMF resource pack that gives creepers a new look, unique to many biomes! Supports Fresh Animations!
THAT Biome Structure Name Fixes
A resource pack that includes lang files for biome and structure names on things like minimaps
Antique Atlas Terralith
A resource pack that provides compatibility for Antique Atlas to handle Terralith biomes.
Nature Revamp
Nature Revamp aims to convert the plants, mushrooms, and more into 3D models while maintaining the default look of Minecraft in mind.
Human Villagers
Human-style villagers with biome-based facial diversity and 200+ unique appearances. Supports Random Entities using OptiFine, CIT Resewn, or (EMF - ETF) - only one is required.
Eco Attire
Enhance your Minecraft experience with biome-specific mob clothing, blending seamlessly into each unique environment.

Minecraft Music Remastered
This resource pack makes it so that the original C418 songs can play in any biome, and adds back some removed songs.
Porkier Piglins
Improves the models, and textures of Piglins, Piglin Brutes, and Zombified Piglins as well as adding biome dependent and random variants