Minecraft Java 1.21 Mods
Browse 458 free mods for Minecraft Java 1.21 — popular picks include Mekacraft!, Emerald Matcha Craft V3, UnderWorld SMP Modpack.
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Mekacraft!
A survival multiplayer based around mekanism
Emerald Matcha Craft V3
Most of the functions and items are expanded and inspired from the original minecraft, and are developed mainly for survival convenience.
UnderWorld SMP Modpack
A heavily modded Minecraft experience focused on underground exploration, survival, and community. Dig deep, build creatively, and thrive in a world where the real adventure starts below the surface.
MouCraft
MouCraft is a survival-RP modpack for Minecraft 1.21.1 using NeoForge. Designed for immersive multiplayer gameplay, it combines Create-based automation, town-building with MineColonies and survival mechanics.
Create: Magic Survival
A pack focused on Create, magic, and survival.
PistonChat
💬 Advanced chat plugin for survival/anarchy servers.
Immersion in Traffic Context 2
Adds customizable barriers & asphalt roads (+30% speed!). Design unique streets, works with/without Ultimate Car Mod. Survival recipes included. Build realistic traffic systems!
MobPVP // CANCELLED
MobPVP transforms your Minecraft survival experience by assigning levels to every living creature in the game. Based on these levels, mobs gain different abilities, attributes, and loot chances, creating a more challenging and rewarding combat system.
The Ultimate Create Experience For Builders
Dive into the ultimate Create Modpack, featuring addons that expand mechanical possibilities for building, automating, and innovating in both Survival and Creative modes.
Mr. Meh's Extra Items
More items with little correlation to each other or balancing made for having fun and enhancing the survival experience.
Sync Hunger and Health
One soul, many bodies—share your health, hunger, and life with every player in a unified survival challenge.
Core Companion
An owner-bound AI companion that chats, remembers, builds a relationship, and runs survival tasks with Baritone path finding — local or cloud AI, optional voice and vision.
Youtube Starter Kit
A modpack for Minecraft content creators, enhancing survival with client-side mods for better visuals, performance, and quality of life. Ideal for recording and streaming high-quality videos.
Survival Needs
A survival needs mod that adds thirst, hygiene, energy, bladder, fun, and social motives to Minecraft.
AutoLoot
Mod that automatically collects items from broken blocks and killed mobs directly into the player's inventory.
Time Vortex (TARDIS)
Embark on a journey through time and space with this survival-focused TARDIS mod. Designed for NeoForge 1.21.1, it offers a balanced and immersive approach to piloting your very own space-time machine.

Hardcore Realm
A small datapack that turns your realm into hardcore mode, by putting everyone who dies into spectator mode.
[FMCS-L] fps X media X crystal x survival Optimized LITE
A lightweight optimization modpack designed to boost FPS and improve performance.
Fiber-Optic Cables
Adds a fiber optic cable, used to instantaneously transfer multiple redstone signals within a one block space.
Create Aeronautics (& Stuff)
Survival-friendly Create modpack that includes Create:Simulated & a bunch of compatible mods to make it more interesting and immersive to use (as well as a set of exploration & combat mods to give you more to do outside of Create as well)
Create & Conquer
Modern Survival Engineering with expansive world generation
Frens
Companion bots for Minecraft with survival skills, autonomous behaviors, and persistent inventories. They can woodcut, mine, fish, build shelters, ride animals, follow and defend, return to base & sleep at sunset.
Tensura Abyssal Reincarnation
Tensura Abyssal Reincarnation is a dark, cozy SMP modpack blending magic, exploration, and survival. Master spells, automate with Create, and face deadly bosses in a semi-anarchy world where freedom rules and every choice shapes your path.
Blue's Sword-Bedwars
This mod recreates Blue's abilities from Alan Becker's Bed Wars stickman animation. It can be used for combat in Bed Wars and Survival.
oneblock but have cool technology
create modpack with oneblock
OpenFlares - Flare Guns!
Flare guns! Survival and multiplayer friendly. Now with an innovative LOD-based renderer for seeing flare smoke from even beyond the vanilla chunk render distance :D
horror things
its a horror game with the create mod and space how will this go
The Iron Frontier
The Iron Frontier is a cinematic survival-industry modpack where you rebuild a fallen world using machines, power grids, railways, and agriculture. Explore a ruined frontier, restore civilization, and bring a silent world back to life.
Hard Times
A realism focused modpack designed to test your survival skills! How well do you fare without a hotbar? <3
King George Want No Smoke (VPB)
Vic's Point Blank, Founding fathers intended classic (survival friendly). Fires 4 shots per minute for 4 ruffians out and away!
Cobblemon Phantoms
Cobblemon Phantom is a modpack that blends Pokémon-inspired gameplay with Minecraft’s survival and exploration. It features custom creatures, eerie environments, and competitive elements like 1v1 duels, all wrapped in a dark, mysterious aesthetic.
New Shears
This Minecraft mod introduces wooden shears, giving players an easier way to craft shears early in the game. It speeds up the process of gathering wool, leaves, and other materials, helping players progress faster during the early stages of survival.
DINOsmp Mod - Industrial Evolution
A multiplayer-focused modpack emphasizing industrial automation, challenging survival mechanics, and optimized performance for long-term SMP play.
Hardcore & Death Sounds
Highly Customizable DeathBan and DeathSound Plugin
Hardcore Revival Beacon
⚡Revive Beacon: Save friends in Hardcore! Place the block to revive. A GUI checks spectator status & teleports the owner to spawn. Features owner-only mining protection & achievements for the helper and the savior!
Cauldron Concrete
Powder into a cauldron gets you concrete! Vanilla friendly and perfect for servers wanting a survival experience of the cauldron concrete functionality from Vanilla tweaks.