Minecraft Java 1.21 Mods
Browse 849 free mods for Minecraft Java 1.21 — popular picks include RPGSouls, HardProof, Build Sandbox.
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RPGSouls
A hardcore RPG mod: collect souls from slain enemies, upgrade active skills, craft the Devourer set, and try not to lose everything upon death. / Хардкорный RPG-мод: собирай души, прокачивай навыки и крафть сет Пожирателя.
HardProof
HardProof let's you check whether you have cheated on selected world or not. Very useful while trying to convince your friends that your world is pure survival
Build Sandbox
Creates a separate creative flat world for testing builds without affecting survival gameplay.
Embers of Rest
A simple and immersive mod that allows players to rest by the campfire. Warm yourself, recover health over time, and enjoy a cozy survival experience.
More Easy Stuff
Finally, Gold is useful! This mod adds Hardened Gold tools (Efficiency XII speed + Netherite durability) and over 20+ types of Golden Food that grant Haste & Regeneration buffs. Essential for a fun survival experience. Requires NeoForge.
Adrenaline
Adrenaline gives you a survival boost when you need it most.
Thermostats
⚡A plugin that adds realistic temperature to your server. Make the server more hardcore and more attractive for survival!
EonIceAge
EonIceAge plugin Cold, winter & survival mechanics
Player Detector
Redstone block that detects if a player is standing on it
Time Hunter
Time Hunter is a team PvP survival datapack where players compete by mining resources and eliminating foes to extend their countdown, with elimination on timeout, supporting 2-4 team battles and strategic combat.
Even More Totems
Totem Plus adds 16 special Totems and one Creative-only infinite Totem to Minecraft. Each Totem has its own unique survival effect.
Triple Lives
A paper plugin that adds hardcore but you have three lives instead.
Unmount
Automatically break your Minecart on dismount! Quality of life addition for survival servers to clean up railways.
ShareCore
Shared Hardcore mechanics/hearts for Paper servers — damage, hunger, XP, potions, drowning, and death are synced between players.
[DISCONTINUED] Travis Takeover
Its corruption messes with your survival.
Crops 'n' Corpses: Survival Additions (CNC: Survival Additions)
A Mod that add to Crops n Corpses´s Mod new things like recipes and loot, for the Survival Experience
Breached
Breached is a competitive Minecraft survival mod inspired by Rust, built for players who enjoy looting, PvP, raiding, and base-building. It keeps much of Minecraft’s core survival identity, but adds unique systems that force raiding/basing/PVP.

Hostage Run
A survival hunt where a Hostage must outlast the timer while Captors battle each other for the killing blow.
WantedX
A Vanilla like feature-rich bounty hunting plugin for Paper servers with contracts, tracking, survival objectives, revenge mechanics, and anti-abuse features.
UltimateShulker
Open Shulker Boxes instantly from your hand! A lightweight, fully configurable, and exploit-free solution for modern survival servers.
ElevatorPro
The ultimate high-performance, survival-friendly vertical transport solution.
Blocked In Hardcore
A challenging version of the Blocked In datapack
PartsVitality
A hardcore damage and healing system for Minecraft, inspired by "Escape from Tarkov."
Auto Replant Crop
Automatically replants crops after harvesting. Works in survival and multiplayer.
Glassification
Glassification transforms the entire world into fragile glass, removing structural safety and leaving survival to pure mechanical mastery.
Survival Asterisk
Configurable tweaks to make survival more difficult including random respawns and reduced natural regeneration.
LevelsSMP (Remake)
A hardcore survival plugin where your multiplier is your life. Steal multipliers from other players to gain more hearts and XP, but be careful dropping to 0.0x results in a deathban.
Block Roulette
Every few minutes, you must find a randomly selected block or lose permanent health! A challenging survival mod with timed block collection and smart block selection.
No Bread
This mod removes all bread from Minecraft, so you can’t craft it, find it in chests, or use it as food. It takes away one of the easiest early-game food sources and makes survival tougher.
Renewable Survival
Makes All Items Renewable. Adds crafting or mob drops.
Disaster SMP
DMSP (Disaster Management System Plugin)Cinematic Natural Disasters for PaperMC 1.21+DMSP is not just a plugin; it's an environmental overhaul designed to challenge even the most seasoned survivalists.
Stagehand
A mod for build artists playing in survival multiplayer settings!
Player Lives
A mod that adds customizable player lives to create a mix between hardcore and normal survival.
WaterDehydration
A survival realism plugin that adds dynamic hydration mechanics with dehydration effects and wat
Time Bank
A hardcore survival plugin where players have limited lifespan based on real playtime. Time is tradeable as physical crystals, creating a unique time-based economy!

Ethereal Mediumcore
Revive your friends in multiplayer hardcore, Vanilla+ style