Minecraft Java 1.21 Mods
Browse 12,087 free mods for Minecraft Java 1.21 — popular picks include Enhanced Biomes Music, Ryuu Crystal Optimizer, NoMoreGhost.
Updated daily
Enhanced Biomes Music
Improves soundtrack playback in biomes, adds an Intelligent Playback System in Mountain and Cave biomes — something that was so missing in Minecraft. Check out the description to see what else the mod improves.
Ryuu Crystal Optimizer
Ryuu Crystal Optimizer is a lightweight client-side mod that enhances the responsiveness of End Crystal combat by optimizing crystal interactions on the client. It delivers smoother placement and breaking animations, making Crystal PvP feel faster and more
NoMoreGhost
Reduces ghost totems, shield desync, and ghost healing pots.
Optimized Blocks
Enhances block textures and boosts performance.
Tom's Craftable Items
This datapack adds recipes for almost all uncraftable items.

Flame's PvP Modpack
This is the modpack that i personally use.
CornCobs' BareBones Modpack
This is based purely on CornCobs's Lively Modpack, except it's the bare minimum. This takes all of the FPS improving mods, and configures them to have the best performance!
FCP - Fabric Cross Play
Bedrock/Java Cross play for fabric with some server-side mods for management.
WindCharge Optimizer
A Fabric mod that prevents other mods from reducing wind charge power below vanilla values. Server-side only, no config needed.
Less Clutter
Adjusts the size of totems, fire and shields to be smaller.. all in one mod!

Protect
A WorldGuard-like, modern world protection plugin made for API usage
NOIR
A cinematic black and white shader.
SpawnProtection
A lightweight and customizable Minecraft plugin that grants temporary PvP protection to players after joining or respawning, helping prevent spawn kills and create a fairer gameplay experience.
Simple Tuff Recipe
Adds a simple crafting recipe for tuff to the game (It's made using MCreator, please check it out)
Project A - Cobblemon
Enjoy a variety of Cobblemon-based content!
Nostalgic Crisp
A bright and cheery shader that (tries to) emulate the feeling of nostalgia.
Safe(ish) Respawn
Prevents players from getting stuck in a death loop by de-spawning hostile mobs when you die.
Sundawn
Enhance your vanilla Minecraft experience with immersive and technical mods.
Optimized Vanilla Plus
My Personal Vanilla + QOL Mod Pack
Fantasy.VT
The shader with the effect of picturesqueness is created for real connoisseurs of the game. It is not only pleasing to the eye, but also optimized to work on any computer!
Squibbin Hangout
A modpack for the Squibbin Squad Discord Server.
VividHorizons - Colorful, Lively and Saturated Grass
A simple resource pack that enhances biome, environment and foliage colors for a more vivid and colorful Minecraft experience. No Optifine Needed! Enjoy it!
SimpleJumpPads
Simple JumpPads plugin, optimized for the latest version of Paper, Folia and Purpur
Create Evo Era - Space & Tech
Create 6.0 Tech Modpack NeoForge 1.21.1. Over +250 Quests recipes KubeJS. Highly Optimized Expert Progression. Immersive Engineering Nuclear Power Aeronautics Northstar SPACE travel
PlasPak
Better performance and all-around quality of life modpack.
Extra Sodium Fog Fix
Restores Minecraft’s vanilla fog behavior to prevent unfair visibility advantages caused by other mods like Sodium Extra.
ChainSMP
The Modpack for the ChainSMP my German SMP
Cobblemon LowHand Extreme Optimize Mobile pc
Welcome to Cobblemon LowHand Extreme Optimize — the lightest Cobblemon experience ever created! For low end devices
DEUF - Duplicate Entity UUID Fix [NeoForge]
Changes UUIDs of loaded Entities in case their UUIDs are already assigned (and removes log spam).
Damine
Damine is a performance-friendly modpack by me, featuring beautiful shaders, a minimap, 3D resource packs, and much more. For lower-end PCs, try Damine Optimized for even smoother gameplay.
Raven Client
The best way to play Minecraft.

Visually Impaired Access Mods+Fabric
A fabric modpack that includes many accessibility mods for blind and low vision players, as well as a host of performence and optimization mods.
HeartClean UI + Fps Boost
Instantly see your true health — no blinking, no guessing

AutoLandingWater
s long as the player has a water bucket in hand, falling from a height of three blocks or more will trigger an automatic water landing, ensuring the player's survival
Astrion
a client-side modpack forked off Fabulously Optimized with extras like Xaero's World and Minimap mods, better controller mod (MidnightControls), and more
像素城_魔法核心整合包【PixelCity_MagicCore Modpack】
《像素城》魔法核心整合包(1.21.11版),专注生存红石工程。为自动化系统、多人性能优化及技术向Minecraft玩法量身打造。PixelCity MagicCore Modpack (1.21.11) for Survival Redstone Engineering. Optimized for automation systems, multiplayer performance, and technical Minecraft gameplay.