Minecraft Java 1.21 Mods
Browse 113 free mods for Minecraft Java 1.21 — popular picks include item placer, Effortless Building: Sophisticated (Enhanced Fork), Lock & Key.
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item placer
Place any item on any block side (supports multiple item in one block)
Effortless Building: Sophisticated (Enhanced Fork)
Advanced building QoL mod with mirror/array/shape modes, expanded reach, per-axis placement limits, backpack-based building upgrades, compact HUD counts, and clear missing-item feedback for survival building.
Lock & Key
A mod that takes advantage of the vanilla tile entity locking system, making it accessible to survival players.
Self-Sustainable
Real survival, scarcity, very rewarding. Are you ready?
Furniture Plan
A single mod for minecraft survival, friendly to resourcepacks.
MT Inventory Weight
Weight mechanics! Manage your load, balance inventory, and enhance survival or RPG-like gameplay.
World In a Jar
(Snowglobe) A terrarium-inspired block made for builders and survival players alike.
JoaCarpet
A small carpet extension mod with useful features for redstone and storage tech (+some minor survival tweaks)
Simple Sophisticated Backpacks Kit
Lightweight starter backpack addon that gives every new player a backpack and useful survival items on first join. Perfect for RPG modpacks, multiplayer servers, exploration, inventory expansion, adventure, progression, and quality-of-life gameplay.
Adventurer's BackPack
Adventurer’s Backpack adds magical, upgradeable backpacks for survival. Carry more, protect key items, place your pack in the world, and customize it for mining, building, and exploration without making survival feel like creative mode.
Crossroads
A tech mod with the goal of making automation interesting. No one block solutions, just simple pieces that combine to make complex contraptions. Crossroads is a mod where you make Rube Goldberg machines, except they're the simplest way to do things.
XP Crystals
Store your XP in craftable crystals. Survival-friendly and tier-based: store 3, 10, 30, 50 levels—or infinite XP. Customizable
Effortless Building: Sophisticated
Advanced building QoL mod with mirror/array/shape modes, expanded reach, per-axis placement limits, backpack-based building upgrades, compact HUD counts, and clear missing-item feedback for survival building.
Magic Construction
A powerful building mod that adds magical wands to place multiple blocks at once, with integrated pouches for material storage and repair runes for maintenance.
RandomDirtDrops
RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.
Villager Shop Edit in SURVIVAL (Villager Trades Edit)
Use this addition when you want to trade with your friends or open a shop
Dead Simple Bags
Dead simple, vanilla survival-friendly, server-sided bags/backpacks.
The Grinding Table
Uncrafting, recycling, and more, all in one block.
Paps Superflat 2 Multiplayer Ready
Mutiplayer Ready (NO SERVER NEEDED just join your friends world directly), Questing, survival pack reminiscent of classic sky block with chickens, sieves, refined storage and modern mods like create and Ad Astra
Better Revive
A death & revive system with graves, revive potions, grave compass, revive scroll teleport, Hardcore Support and more!
Azur
Experience smooth, lag-free survival adventures with Sodium and Lithium, keeping your FPS high whether you’re mining, building, or exploring. MouseTweaks makes inventory management effortless, while Fullbright lets you see every detail of your world.
Concentrated
Adds "Concentrated" stone blocks for mining and storage
Enhanced Survival
This plugin enhances survival gameplay by providing features like backpacks, gravestones, waypoints, disabling that entities will destroy farmland and much more.
Draventh Ores
⚒ Advanced Tier Ores & Equipment This mod expands Minecraft’s survival progression by introducing 15 new late-game materials, each with full armor and tool sets. The goal of this mod is simple: Extend progression beyond Diamond and Netherite with a struc
Create & things
A modpack like create live 5 without skyblock, but with sophisticated Backpacks
Strixun: Trials of the Wild
Hardcore survival modpack with ~300 exploration, magic, combat, and world‑overhaul mods. Includes Rituals for totem magic, buffs, farming, and defenses, plus Compressy for massive block storage. Optional no‑regen/no‑raids for true hardcore players.
MOMB梦织谷服务器整合包
Contains survival auxiliary mods such as Twilight Forest, Farmer's Delight, and Refined Storage.
Deepcraft
A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.
Antideath-Carpet-addition
Antideath-Carpet-addition is a Carpet Mod extension for Fabric Minecraft servers (versions 1.21.x - 26.2) designed to enhance and optimize the game experience. It adds a suite of new loggers for server monitoring and game rules for survival, optimizatio
Rot Timer
Adds realistic food spoilage, barrel storage bonuses, temperature-based decay, and long-lasting canned stew for a deeper survival experience.
DrArora Texture Pack
This texture pack is designed for players who enjoy PvP, SMP, and survival while keeping the classic vanilla feel of Minecraft.
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!
AutoLoot
Mod that automatically collects items from broken blocks and killed mobs directly into the player's inventory.
A Crazy Adventure: Science & Survival
A blocky landscape with forests, mountains, a backpacked character facing a machine, and a purple Nether portal under bold white title text.
InventoryExchange
InventoryExchange is a Minecraft mod that extends player inventory management and integrates with ProjectE’s EMC & knowledge systems to provide a creative-like experience while in survival mode.
LifestealSpigot
A premium Lifesteal SMP plugin for Spigot with tiered hearts, revive beacons, progressive crafting, beautiful GUIs, and SQLite storage. Perfect for hardcore survival servers!