Minecraft Java 1.21 Mods
Browse 861 free mods for Minecraft Java 1.21 — popular picks include player tick freezer, ZenXArch's Skyblock, Hardcore Respawn.
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player tick freezer
freezes survival players too when you do /tick freeze, not creative or spectators
ZenXArch's Skyblock
An expanded skyblock challenge
Hardcore Respawn
Adds simple timer for respawn.
Gamemode Shortener
A simple mod the that adds /gmc for /gamemode creative, /gms for /gamemode survival, /gmsp for /gamemode spectator, and /gma for /gamemode adventure
FlyInTheSky
Using the /fly command you can now fly in survival mode, and all without taking any fall damage.
Enchantment MAX
Max level of enchantments are now 255! NO COMMANDS! All available in creative, and combined in survival!
PlayerQuests (Archived)
Survival-friendly questing by the players for the players!
Simple Survival Tweaks
A mod that allows you to tweak various aspects of your survival world
Create Build Gun
A tool has been added to print blueprints in survival mode. Intended for modpack creation.
Heartcore
A configurable Minecraft Hardcore mod that removes hearts when you die, with a few other added features.
Repair Cost Remover
Removes any repair cost when entering an inventory or being selected. 100% prevents Too Expensive in survival.
Designer Pack
Design your builds directly inside your survival world without interference
Hardcore Events
This plugin enables death-banning for a certain amount of time, set by the plugin config.
Create: Trackbound
A create mod that limits how far you can leave your train before being teleported back, paired with Railways Untold makes a great new way of survival.
Challenge Pack
Challenge yourself and beat the game with different challenges! Or just play for fun if hardcore is not enough! This is my first datapack!
Rot Timer
Adds realistic food spoilage, barrel storage bonuses, temperature-based decay, and long-lasting canned stew for a deeper survival experience.
SSoggySouls for Hardcore
Plugin that improves Hardcore experience in various ways (cross server, lives, reviving)
Theosis
Plugin-ready RPG survival with loot, gems, bosses & biomes. Thesis-style modularity. Multilanguage Apotheosis-inspired
Item Compare
A comparison tool that lets you compare item stats and enchantments side-by-side with visual +/- indicators, including support for Hypixel Skyblock. Simply hover over items and press M to instantly see which gear upgrades are actually better.
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.
MC-Themed Powers
Adds special abilities you can unlock in survival Minecraft. Each power is based on Minecraft mobs/biomes.
Custom Player Heads
Allows players to get custom heads in Vanilla survival without OP!
Deepcraft
A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.
Weightless
A highly configurable, semi survival-friendly flight mod
Shearing Sheeps Drop op loot
Shear a sheep → get insane end-game loot. Works on every version from 1.21 to 1.21.10. Adds custom loot table, and turns sheep into walking OP supply crates. Perfect for chaos survival or challenge world
kutils
A collection mod of client side qol features and tweaks from older pvp mods but for 1.21+, with unique skyblock and ui features.
Everything from Nothing
A 1.21.11 Expert Skyblock experience built entirely around vanilla mechanics, enhanced only with light QoL & performance mods.
SharedSoul
Experience true cooperative survival where all players share health, hunger, inventory, XP, and death. When one player takes damage, everyone feels it. When one dies, all die together. Perfect for close-knit groups seeking the ultimate teamwork challenge.
Hundred Lives
Limited to 100 lives! Perfect balance between Hardcore and Survival
HanToKe1's More Golden Apple
Added four variants of golden apples and their enchanted versions, obtainable in Survival Mode, to enhance players' adventures.
Disable Structures by choice
This Datapack was originally designed for Skyblock_infinit to be able to disable specific structures by choice
Toggle Hardcore
A Spigot plugin that gives your players the choice to add the extra challenge of hardcore mode individually.
TerrariaCraft (NeoForge)
A Minecraft modpack that brings Terraria’s unique items, mechanics, and enemies into the Minecraft world.
OneHitTree
OneHitTree instantly breaks entire trees with one block hit. This lightweight plugin works across Minecraft 1.13-1.21, featuring configurable options and automatic leaf cleanup for efficient wood gathering.
Server Hardcore
A simple mod that makes a new world every time a player dies in hardcore.
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.