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Minecraft Java 1.21 Mods

Browse 113 free mods for Minecraft Java 1.21 — popular picks include CompassTrack, Kindling Age, XpBottle.

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CompassTrack
1.20

CompassTrack

Track players in real time with your compass — ideal for PvP, manhunts, and survival. Includes cooldowns, permissions, and live updates.

615downloads
Kindling Age
1.21.1neoforge

Kindling Age

Kindling Age enhances early survival with lightweight, vanilla-friendly mechanics that make the first days more deliberate without adding grind or hard gates.

602downloads
XpBottle
1.16.5

XpBottle

XpBottle [1.16+] – Plugin that allows players to store and transfer XP using secure custom XP bottles, perfect for survival, PvP, RPG, and economy servers

587downloads
RS Infinity Booster FIXED
1.21.1neoforge

RS Infinity Booster FIXED

A Port from the original mod fixing the infinity boosters when using it in survival

543downloads
Shulker in a Shulker
1.21

Shulker in a Shulker

Store shulker boxes inside other shulker boxes with configurable nesting depth, anti-dupe protection, and admin GUI control. Perfect for survival servers - includes /ns commands, cooldowns, item blacklisting, and full permission customization.

527downloads
Storage Plugin
1.21

Storage Plugin

This is the survival project I was working that helps to sort all items into barrels. You just need to provide locations and add materials and ualia!

525downloads
UltraSpawners [LITE]
1.21

UltraSpawners [LITE]

UltraSpawners is a lightweight spawner management plugin featuring basic stacking, simple trust permissions, and economy based mob unlocking, designed for survival and economy servers.

512downloads
BackPackSSS
1.21

BackPackSSS

Custom tiered backpacks with progression crafting, upgrade system and persistent storage — designed for survival servers.

485downloads
Some KeepInventory
1.21.10

Some KeepInventory

🛡️ Selective KeepInventory (Datapack for Minecraft 1.21.5) Selective KeepInventory lets players keep only specific items when they die — no full inventory saves, no complete loss. It’s a perfect middle ground for survival, multiplayer, and adventure-style

481downloads
ExtraEnderchest
1.20

ExtraEnderchest

A plugin that adds the Large Enderchest (one block double inventory size) with customizable crafting recepie and extensive config

379downloads
Graves PRO
1.21

Graves PRO

⚡ Grave system for modern survival servers ⚡

359downloads
QoL
1.21.5

QoL

(1.21.5+), Adds Quality of Life features that everyone needs in their Survival worlds/servers (will also include some of my other datapacks/mods in here)

349downloads
MeowFurniture
1.21.4

MeowFurniture

Create survival-friendly custom blocks, ores, multiblocks, crafting, and commands, with a web block generator.

336downloads
fortcraft+
1.21.1neoforge

fortcraft+

Enjoy This amazing Create + TACZ Forge 1.20.1 modpack combining automation, tactical combat, physics, storage upgrades, exploration tools, multiplayer features, visual improvements, and more for both Survival and Creative gameplay.

281downloads
QuarryPlugin
1.20

QuarryPlugin

⚒️ QuarryPlugin Automated Mining, Done Right Always wanted a BuildCraft style quarry in vanilla survival?​

257downloads
Combat-Hud Indicator
1.21.11fabric

Combat-Hud Indicator

A lightweight multifunctional client-side mod that displays many HUDs necessary for both PVP and Survival gameplay.

254downloads
Inventory Switcher
1.18

Inventory Switcher

Separate inventories for different game modes - no more item duplication between Survival and Creative!

236downloads
InventorySearchBar
1.21.8fabric

InventorySearchBar

A litte mod that add's a search bar in survival invetory to search for items

201downloads
Better Stone Crafting
1.21.4

Better Stone Crafting

Adds a variety of new ways to craft and recycle all types of stone blocks!

197downloads
Builders Bundles
1.21.9fabric

Builders Bundles

A survival friendly fix to minecraft's inventory problem - designed for builders.

191downloads
Backpack+
1.21spigot

Backpack+

Easy-to-use backpacks for survival, adventure, or minigames!

183downloads
Compostable
1.16

Compostable

Survival friendly plugin that makes more things usable for the composter block, like rotten flesh and fish!

177downloads
ReddishTheBest's Survival Additions | RSA
1.21.11

ReddishTheBest's Survival Additions | RSA

Datapack with a few survival-centered additions. Crafting Table+, Multi-Tool, Diver's Helmet with more to come!

172downloads
Survival Magnet's
1.21.9

Survival Magnet's

Add two new magnets to the game.

172downloads
Advanced Redstone Expansion
1.21.11fabric

Advanced Redstone Expansion

Advanced Redstone Expansion adds sleek, survival-balanced redstone blocks, wireless quantum channels, configurable timers, smart filtering hoppers, and optional omni-directional redstone dust output.

141downloads
Snailspeed
1.21.1fabric

Snailspeed

A Minecraft Mod Which Makes Survival Progress Longer

141downloads
OP OAK PREASURE PLATE
1.21

OP OAK PREASURE PLATE

Super interesting datapack, designed for skyblock or oneblock better start or if you just want to get geard up fast in your own server before your friends. (Sneeky cheat code🫠)

135downloads
FirmaLifeHardCore
1.21.1neoforge

FirmaLifeHardCore

A mod that completely overhauls Firmalife's cellar and greenhouse mechanics — no Climate Station required. Enclosed spaces are auto-detected via BFS floodfill with dynamic AABB tracking. Any insulating blocks form a functional cellar or greenhouse.

130downloads
Nomadic Realms
1.21.11

Nomadic Realms

Nomadic Realms offers a primitive survival experience. Logs are tough, so use flint; but wood tools are extra weak. Chests, furnaces, and loot must be found with exploration. Death randomizes respawn, but the new Ender Chest is now vital for all valuables.

130downloads
SYSTEM SMP
1.16

SYSTEM SMP

System SMP is a premium Minecraft plugin designed for survival multiplayer servers. It adds unique features including small caps text formatting, tree felling mechanics, custom item displays, and an economy-based spawner mining system.

121downloads
Guilds Remastered
1.21.6fabric

Guilds Remastered

Guilds Remastered recreates the World of Warcraft guild system in Minecraft, fully server-side with ranks, diplomacy, guild banks, private chat, and more. Ideal for survival and PvP servers focused on teamwork and progression.

119downloads
HardProof
1.21.5fabric

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

117downloads
The Nest Cobblemon
1.21.1fabric

The Nest Cobblemon

A minimalistic Vanilla+ modpack that blends Minecraft’s core survival with seamless Pokémon integration. Enjoy smooth performance, enhanced UI, backpacks, and quality-of-life tweaks — all while keeping the familiar charm of vanilla Minecraft.

115downloads
JAD OC's
1.21.8neoforge

JAD OC's

JAD MOD: Master survival with my OCs! Explore new dimensions, use powerful potions, and freeze time with a single click. The classic adventure is back!

112downloads
Unmount
1.14

Unmount

Automatically break your Minecart on dismount! Quality of life addition for survival servers to clean up railways.

111downloads
UltimateShulker
1.16.5

UltimateShulker

Open Shulker Boxes instantly from your hand! A lightweight, fully configurable, and exploit-free solution for modern survival servers.

107downloads