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Minecraft Java 1.21 Mods

Browse 51 free mods for Minecraft Java 1.21 — popular picks include Skylife, Player Detector, Terra utlima.

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Skylife
1.21.4fabric

Skylife

A Skyblock with the goal to make everything different (at least a bit)

137downloads
Player Detector
1.21.11fabric

Player Detector

Redstone block that detects if a player is standing on it

122downloads
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.

105downloads
Renewable Survival
1.21.11

Renewable Survival

Makes All Items Renewable. Adds crafting or mob drops.

105downloads
Petrova Wastelands
1.21.1neoforge

Petrova Wastelands

Petrova Wastelands: An Interstellar Odyssey In a universe where the stars are fading, heat is no longer a resource—it is your only hope for survival.

90downloads
Gear Grinder
1.21.1neoforge

Gear Grinder

A Create-Aeronautics focused survival pack with extra hard difficulty. Tougher mobs, smarter AI, no waystones, no TPA, items drop on death.

79downloads
HARD NEW
1.21.1neoforge

HARD NEW

A technologically advanced game with a focus on realism! Shaders, automation, smart NPCs, hundreds of animals, and hardcore bosses. Explore this vibrant world with your friends using the built-in voice chat.

68downloads
OrjusBlockStats
1.21

OrjusBlockStats

OrjusBlockStats is a powerful and lightweight flexible block tracking plugin designed for survival and competitive Minecraft servers.

50downloads
Ark
1.21.1neoforge

Ark

An ARK-inspired survival modpack for Minecraft. Explore a dangerous world full of dinosaurs, prehistoric creatures, fossils, technology, and adventure inspired by ARK: Survival Evolved. Survive, evolve, and conquer nature.

6.9kdownloads
Extreme Monsters (EM)
1.21.1neoforge

Extreme Monsters (EM)

Think Minecraft was too easy? This mod cranks up the challenge and pushes your survival skills to the limit!

2.9kdownloads
Lost In The Caves
1.21.1forge

Lost In The Caves

Mod about survival in caves ONLY.

1.5kdownloads
OneBlock [Helper]
1.21.4fabric

OneBlock [Helper]

A refined upgrade to the OneBlock experience, this modpack enhances automation, resource management, and performance. It optimizes progression, minimizes repetition, and provides tools for improved efficiency without altering the core challenge.

703downloads
Infernal Kinetic Dread Modpack (1.21.1) – Build Machines Survive Horrors
1.21.1

Infernal Kinetic Dread Modpack (1.21.1) – Build Machines Survive Horrors

Infernal Kinetic Dread Modpack combines complex mechanical engineering with chilling survival horror to test your nerves. Build huge automated factories and moving contraptions while terrifying monsters stalk you from the dark shadows. Stay alert at all times because dangerous entities like Herobrine watch your every move. Features: Spooky Engineering: Build working machines, gears, and factories […]

Quantum Utility Logic Mod (1.21.8, 1.21.1) – Fly Freely in Survival
1.21.8

Quantum Utility Logic Mod (1.21.8, 1.21.1) – Fly Freely in Survival

Quantum Utility Logic Mod brings back classic utility mechanics, special flight rings, and custom power generation systems for your survival world. This mod adds handy blocks like the Angel Block for effortless building in mid-air, chunk loading devices, and various generators to produce Forge Energy. You can capture mobs with magic lassos or power your […]

Vexon Client Mod (1.21.11) – Automate Crystal PvP on Anarchy Servers
1.21.11

Vexon Client Mod (1.21.11) – Automate Crystal PvP on Anarchy Servers

Vexon Client Mod packs in dozens of helpful tools for competitive player-versus-player fights and anarchy survival. It gives you a compact menu filled with modules that automate tasks, show hidden items, and keep you alive in tough battles. You can easily turn these settings on and off during gameplay to gain an advantage. Features: ClickGUI […]