Minecraft Java 1.21 Mods
Browse 129,693 free mods for Minecraft Java 1.21 — popular picks include Immersive Cave Ambience, Simple Spawn Guard, Lovely Cobblemon Trees.
Step by step: How to install Minecraft Java mods & modpacks
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Immersive Cave Ambience
Enhance your cave ambience with skellies for ultimate spookiness
Simple Spawn Guard
Simple Spawn Guard is a performance-focused, server-side Fabric mod designed to protect your world's spawn area without the need for complex land-claiming plugins or heavy configurations.
Lovely Cobblemon Trees
Makes a variety of visual improvements to apricorn and saccharine trees, including model and texture changes. Highly configurable using Respackopts!
Simple Voice Chat Player Voice Recorder (Server-Side)
SimpleVoiceChat Player Voice Recorder (Server-Side) Record Minecraft players’ voice chats on the server using the official Simple Voice Chat API. Saves decoded audio in timestamped files organized by player UUID. Reliable, efficient, and easy to use.
Accurate spear texture
Makes the spear GUI icon match it's in-hand appearance for a more consistent look.
brodys smp essentials and stuff
Crystal faster and get better at SMP minecraft servers instantly!
Cobblemon Elementals
This is a Cobblemon Focused Pack that Allows you and Your friends to venture out to find all of the Cobblemon. It also includes many mods that make automation of pokeballs easier and more storage in a compact form.
Barbarian Axe and PvP Bots
This mods adds a enchant named Crushing and a Pro PvP Bot.
CPVP Mobs
A datapack that makes mobs able to crystal pvp.
PaperX
A minecraft cash plugin in items
Nerd happy ghasts
It makes all happy ghasts nerds!!! 🤓
Biome Book
Biome Book allows you to track the biomes you have visited with the goal of being compatible with other mods.
VoxLib
Gone are the days when you must create a new voxel shape for every direction your block faces! With the help of this library, with can be done with the use a simple function.
Aeronautics Sky Islands
Uncover the Legacy of Three Inventors. Master the Skies, Build Your Empire
Tag Stacker
Allows stacking items together if they share one of a whitelist of tags, for easy conversion between common mod items like ingots and nuggets.
SEMOTES
Adds a variety of Unicode-based modern emojis to Minecraft for Neoforge 1.21.1.
Animated 3D totem of undying HMI SUPPORT
Clean 3D model with animated eyes
Dark Mode Lava
A darker lava texture that reduces brightness while keeping the vanilla style.
Giant Beach Umbrealls
Adds 3 new giant umbrellas to beach Biomes
Shadowcraft Special
Recommended pack of mods for playing on Shadowcraft
SmartSpawner Addon
Add global boosts, per-world settings, and plugin integrations to SmartSpawner!
Herios' Pipez
Resource pack for the Pipez mod.
Fatal's QoL Crafting
Changes some recipes and adds many new ones.
PixelLife
a custom pixelmon modpack featuring contraptions and food stuff

CC: Content Creator's Modpack
Made by creators, for creators. A modpack that boosts performance and adds useful tools for content creation.
ConsoleFilterX
[1.21.x] Filters unwanted, spammy console messages. Save filter counts.
Sqast
Changes Ghasts and Happy Ghasts to look like Squids!
UIFramework
Custom items and abilities framework.
Summoner Mod
A mod that adds 4 bosses and 4 structures. Almost no dependencies!
Hotbar Helper
Hotbar Helper automatically refills items in the hotbar when they run out, and can auto-switch to the best tool while mining.
Sync Re-Forged
One mind. Many bodies. Transfer your consciousness between shells.

Apex Weapons&Tools
A vanilla-friendly resource pack that retextures Minecraft weapons and tools with cleaner, more detailed designs while preserving the original art style.
Ecoasis Interface
Spruce-ifies the GUI and replaces the default font.
communist crosshair
resource pack that make the crosshair look like the communist symbol
Denis' Wild Adventure
A lightweight neoforge 1.21.1 minecraft modpack. It is a mix of exploration and magic.
Player Utils
A Minecraft mod that improves the gameplay experience with various visual and client-side features.