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Minecraft Java 1.21 Mods

Browse 19 free mods for Minecraft Java 1.21 — popular picks include Born in Chaos, Better Horror, Simple Sophisticated Backpacks Kit.

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Born in Chaos
1.21.1neoforge

Born in Chaos

Adds a lot of aggressive mobs, with their unique properties that can diversify and complicate your survival. Also adds new structures, equipment, blocks and achievements.

29Mdownloads
Better Horror
1.21.1forge

Better Horror

Better Horror features many horror mods and to make it better is has survival mods, gun mods and many more like them.

15kdownloads
Simple Sophisticated Backpacks Kit
1.19.2forge

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.

11kdownloads
The Block of Angel
1.21.11neoforge

The Block of Angel

An exploration-focused mod that rewards curiosity and reduces repetitive grind — while keeping the core survival balance intact. Perfect for players who want each discovery to matter. Start with almost nothing — earn every shortcut.

10kdownloads
Blocks 'n Items
1.21.8forge

Blocks 'n Items

A fun mod with NEW blocks, items, weapons, food, and dimensions and more! Can also be crafted in survival and creative!

2.2kdownloads
ZMP: Zombie Apocalypse
1.21.1neoforge

ZMP: Zombie Apocalypse

Survive a zombie apocalypse in ZMP with intelligent zombies, abandoned cities, realistic weapons, enhanced combat, and dynamic movement.

1.8kdownloads
Deepcraft
1.21.4neoforge

Deepcraft

A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.

1.3kdownloads
ProtoMP
1.21.1neoforge

ProtoMP

The world has fallen. Manage thirst and radiation, wield modern weaponry, and engineer your survival against deadly mutants and bosses in a ruined world.

1.1kdownloads
APEX WEAPONRY 2 [[remake]]
1.21forge

APEX WEAPONRY 2 [[remake]]

combat focused modpack with lots of weapons including guns

1.0kdownloads
mcfishers hard survival
1.20.1forge

mcfishers hard survival

guns, tech, new dimensions, hordes. what is better?

994downloads
The Frostland
1.21.8neoforge

The Frostland

Explore a dangerous frozen dimension filled with icy biomes, deadly enemies, and hidden ancient structures. Discover new ores, weapons, and survival challenges as you fight to survive the Frostlands.

856downloads
Zombie Apocalypse - The Bloody Night
1.21.1fabric

Zombie Apocalypse - The Bloody Night

Survival with zombies that are getting stronger every day. But has a twist there is infinity ammo for Guns (Every Gun).

657downloads
Horror but American
1.20.1forge

Horror but American

This is a horror mod but with a much more enjoyable experience. This mod adds things such as better animation, multiplayer for free, guns, new weapons, new ores, and much better villages..

543downloads
The OP Cheese
1.21.1neoforge

The OP Cheese

The OP Cheese introduces cheese-themed ores, armor, weapons, tools, Gun and a new rat mob and is survival Friendly.

399downloads
Terra utlima
1.21.9fabric

Terra utlima

Immersive survival modpack featuring new biomes, dangerous creatures, custom weapons, quests, realistic progression, thirst management, dynamic seasons, and advanced technology for a challenging, strategic, and captivating adventure experience.

99downloads
UVision Modpack (1.21.8, 1.20.1) – A Mix of Magic, Combat and Exploration
1.21.8

UVision Modpack (1.21.8, 1.20.1) – A Mix of Magic, Combat and Exploration

UVision Modpack is all about survival and adventure, featuring new weapons, magic spells, dungeons, and several new mobs increasing the difficulty of the gameplay. You can choose a special race from the Origins mod at the start to make your journey even more unique. You will face mighty dragons, explore new biomes, and level up […]

Simple Portal Gun Data Pack (1.21.1, 1.20.1) – Traverse With Ease
1.21.1

Simple Portal Gun Data Pack (1.21.1, 1.20.1) – Traverse With Ease

Simple Portal Gun Data Pack introduces a craftable Portal Gun to survival Minecraft, allowing you to create and use portals for quick and efficient travel. Place the Portal Gun in your offhand and use your hotbar to shoot portals, making exploration and navigation more convenient and exciting. Enjoy playing this data pack! Features: Craft The […]

N
1.21.1neoforge

Nuke World

Nuke World adds many items, including a pistol that shoots arrows, uranium, a uranium hammer and sword, plus a ghoul, two new biomes and achievements, a stone stick, plus a random berry that is impossible to get in survival mode.

64downloads
Create Gunsmithing Mod (1.21.1, 1.20.1) – Craft Custom Guns For Epic Combat
1.21.1

Create Gunsmithing Mod (1.21.1, 1.20.1) – Craft Custom Guns For Epic Combat

Create Gunsmithing Mod adds customizable gun systems, allowing players to craft and modify firearms with unique attachments and mechanics. It enhances combat and exploration with a focus on realism and strategy, making it ideal for survival, PvP, or adventure modpacks. Features: Customizable guns with attachments like scopes, barrels, and grips for tailored performance. Realistic ballistics […]