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Minecraft Java 1.21 Mods

Browse 559 free mods for Minecraft Java 1.21 — popular picks include totem limit, Unique Cartographer Explorer Maps Mod, Challenging Mobs.

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T
1.21.11fabric

totem limit

This mod is a lightweight utility for Fabric servers that restricts players to carrying a maximum of 2 Totems for a fair pvp experience.

108downloads
U
1.21.8neoforge

Unique Cartographer Explorer Maps Mod

A mod that makes all explorer maps purchased from a Cartographer point to a unique structure.

82downloads
C
1.21.10fabric

Challenging Mobs

Makes mobs do double damage and tank more hits

75downloads
C
1.21.1neoforge

Cobblemon IV Candy Breeding Port

NeoForge port of Nayuta’s Cobblemon IV Candy Breeding mod, adding Hyper Training IV inheritance to Cobbreeding breeding mechanics.

71downloads
H
1.21.1neoforge

HamletMon

HamletMon Ads unice Pokemon style cards which you can show off to your friends, collect or hang on your walls. So Go Collect them All!

61downloads
A
1.21

atrain

atrain is a Minecraft Paper 1.21 station plugin with BlueMap integration, A* instant route pathfinding, anti-overlap, auto coupling minecarts and auto stop for railway RPG servers

45downloads
C
1.21.1fabric

cobblemon vitamin tweaks

Cobblemon Vitamin Tweaks improves EV training by increasing the effectiveness of common training items: Vitamins now grant 100 EV each, Feathers grant 50 EV each, and Mochi grant 252 EV each, allowing a single Mochi to fully train one stat.

38downloads
S
1.21.11fabric

ScarBound

A simple survival challenge where avoiding damage matters and every mistake leaves a mark

38downloads
T
1.12

TentSystem

🏠 TentSystem — Portable Dwellings Plugin (Tents & Caravans)

30downloads
[SNG] Dread Mechanica
1.21.1neoforge

[SNG] Dread Mechanica

Dark industry meets survival. Build vast Create factories, master tech power, fly planes & trains, cook & farm, and face horror-filled dungeons. Adventure, automation, and performance in one epic pack.

1.4kdownloads
CoreMechanics [1.20-1.21.11] | Additions you've always wanted!
1.20spigot

CoreMechanics [1.20-1.21.11] | Additions you've always wanted!

Reworked Minecarts, Cauldrons For Tipped Arrows, Frost Walker Horses, Inv Sorting.. And many more!

918downloads
Tank Boat Resource Pack (1.21.11, 1.20.1) – Turn Vanilla Boats Into Armored
1.21.11

Tank Boat Resource Pack (1.21.11, 1.20.1) – Turn Vanilla Boats Into Armored

Tank Boat Resource Pack replaces standard wooden boats with miniature tank models across your rivers and oceans. This pack turns everyday boat trips into fun military patrols across water and ice. Different wood types change the vehicle colors to match your chosen materials. It keeps standard boat physics while providing a fresh mechanical theme for […]

Create Modpack (26.2, 1.21.1) – Build Moving Machines And Fly
1.21.1

Create Modpack (26.2, 1.21.1) – Build Moving Machines And Fly

Create Modpack focuses entirely on building moving machinery and physical contraptions to explore your world. It blends vanilla-friendly decoration with a deep, mechanical power system that rewards creativity. You will need to build real, working vehicles to travel far, making every journey a true engineering project. Features: Rotational Power System: Machines run on physical energy […]

Spidertron Mod (1.21.1, 1.20.1) – Ride a Giant Nuclear-Powered Spider
1.21.1

Spidertron Mod (1.21.1, 1.20.1) – Ride a Giant Nuclear-Powered Spider

Spidertron Mod extracts the massive walking vehicle from Real Time Chemistry 2 and puts it into its own standalone mod. This mod gives you a giant, nuclear-powered mechanical spider that you can ride into battle. It acts as a late-game weapon platform that climbs over terrain, shoots rockets, and crushes enemies. You get to control […]

Bytebuddies Mod (1.21.1, 1.20.1) – Automate Farming and Mining
1.21.1

Bytebuddies Mod (1.21.1, 1.20.1) – Automate Farming and Mining

Bytebuddies Mod gives you loyal mechanical helpers to make your daily tasks much easier. You can build little robots to farm crops, mine rocks, carry your loot, or even fight monsters for you. The mod lets you upgrade your buddies with special disks and parts to make them faster or stronger. You can also change […]

Immersive Storms Mod (26.2, 1.21.11) – Immersive Weather Fog Effects
1.21.11

Immersive Storms Mod (26.2, 1.21.11) – Immersive Weather Fog Effects

Immersive Storms Mod is a lightweight, client-side mod that enhances weather by adding subtle fog, particles, and ambient effects to different biomes. Its goal is to improve atmosphere without changing gameplay mechanics. Features: Sandstorms Affects Deserts, Badlands, and Savannas. During rain, sandy fog appears and wind carries dust particles. During thunderstorms, fog becomes much denser, […]

Create Aeronautics Mod (1.21.1) – Build and Fly Custom Mechanical Airplanes
1.21.1

Create Aeronautics Mod (1.21.1) – Build and Fly Custom Mechanical Airplanes

Create Aeronautics Mod expands the Create mod with working physics and vehicle parts. It lets you turn your mechanical builds into moving machines like airplanes, hot air balloons, and cars. You get new blocks and tools to assemble your creations and drive them around the world. Features: Simulated Physics: Adds special tools and redstone parts […]

Astikor Carts TFC Mod (1.21.11, 1.20.1) – Discover The Versatility Of Horse-Drawn Carts
1.21.11

Astikor Carts TFC Mod (1.21.11, 1.20.1) – Discover The Versatility Of Horse-Drawn Carts

Astikor Carts TFC Mod is a specialized adaptation of the original Astikor Carts by Issork and Pau101, tailored to integrate with TerraFirmaCraft (TFC). This mod enriches the TFC experience by introducing functional, horse-drawn carts that align with TFC's unique mechanics and materials. Features: Players can craft various carts, each serving distinct purposes: Supply Cart: Offers […]

FTB Skies 2 Modpack (1.21.1) – Player-Driven Skyblock Progression
1.21.1

FTB Skies 2 Modpack (1.21.1) – Player-Driven Skyblock Progression

FTB Skies 2 Modpack is a progression-driven skyblock modpack built for Minecraft, focused on rewarding gameplay, custom mechanics, and player choice. Players begin on floating islands in the sky and progress through carefully designed systems that blend technology, magic, automation, and exploration. Instead of a single forced progression path, the pack allows players to choose […]