Minecraft Java 1.21 Mods
Browse 846 free mods for Minecraft Java 1.21 — popular picks include MouCraft, Server Hardcore, JustARod.
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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.
Server Hardcore
A simple mod that makes a new world every time a player dies in hardcore.
JustARod
A mod that adds a lot of end rods,hardcore physiological mechanisms and useful items
Sanity System
A subtle psychological horror mod that adds a hidden sanity system, immersive hallucinations, and fear-based survival mechanics to Minecraft 1.21.4 Fabric.
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.
Fishing Trap
🎣 Passive fishing made fun (and lazy)! Toss a trap in the water, bait it with snacks, and let it reel in the loot while you do literally anything else. A vanilla-friendly mod for chill builders, pro survivalists, and professional slackers alike. 🐟🌊
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.
Incremental Hardcore
A new take on the hardcore gamemode.
No Sprinting
Vanilla-compatible way to disable sprinting in survival and on servers, making distance meaningful again
Multicore - Multiplayer Hardcore
Adds hardcore to multiplayer in a way where your friends aren't dead forever.
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.
I do what mojang does not
It will add a BrainInAJar, DispenserColorApplier, VillagerOnALeash, FlowerColorApplier, and EveryBlockDealsFallDamage to your Survival Gameplay :
HanToKe1's More Golden Apple
Added four variants of golden apples and their enchanted versions, obtainable in Survival Mode, to enhance players' adventures.
Athi's Airdrops
Customizable Airdrop System perfect for any survival server!
Hardcore Realm
A small datapack that turns your realm into hardcore mode, by putting everyone who dies into spectator mode.
Limitbreak
Minecraft transformed into a roguelite wave-survival RPG with classes, relics, bosses, and permanent progression.
Fiber-Optic Cables
Adds a fiber optic cable, used to instantaneously transfer multiple redstone signals within a one block space.
hTreecapitator
Chop down trees by breaking one block! (Timber)
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.
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.
IslesExtra
Official Skyblock Isles Helper and QOL Mod
Hardcore-ban
Hardcore Ban Mod The Hardcore Ban Mod enhances the gameplay experience by automatically banning players for 24 hours upon their death.
Chess Pieces
Chess and checkers pieces that are survival and multiplayer friendly and placeable like blocks!
Graveling Zombies
Zombies now drop gravel when killed, letting you double dirt easily and speed up your Skyblock builds!
Temperature999
The Temperature999 plugin for Minecraft introduces a dynamic temperature system that affects player health and gameplay based on their environment, providing an immersive survival experience where players must adapt to varying climates and conditions.
Realistic Survival - Updated
An unofficial fork of Realistic survival that aims to / tries to always support the latest version
OneBlock by Waldnetworks
OneBlock: The ultimate skyblock challenge for your server! Break one block, watch it evolve, uncover diverse resources. Enjoy persistent progress, explosion protection, and simple commands. Ignite fun – get OneBlock!
Hardcore Enforcer
Forces hardcore world generation and disables cheats - Completly configurable.
TechMeg-Endless Survival-
TechMeg – Endless Survival is a challenging survival modpack that expands vanilla gameplay with progression tweaks, multiplayer-friendly mechanics, and enhanced exploration.
TreeDominator
Cut down entire trees by breaking only one block
HotbarLoader
Save and load hotbars in Survival with customizable keybind combos (e.g. H + J to save, K + J to load). Missing items are simply skipped.
SkyFilter
Utility mod for Hypixel Skyblock. Loose cannon spam/scam filter.
Survival Economy
The Survival Economy is a trading block from an interface where players can sell their items.
Calcite Crafting Recipes
Vanilla/survival friendly ways of obtaining calcite by crafting and smelting.
Easy Hardcore
Adds hardcore-style permadeath without locking the world to Hardcore difficulty.
Qualité de la vie
Adds Quality of Life features that everyone needs in their Survival and hardcore worlds and servers