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Minecraft Java 1.21 Mods

Browse 54 free mods for Minecraft Java 1.21 — popular picks include Project Tiger, CasleRush, Bronze Age Mod - A Dip In The Past.

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Project Tiger
1.21.8neoforge

Project Tiger

This is a light weight w.i.p mod with new buildings and blocks

98downloads
CasleRush
1.21.11

CasleRush

CastleRush, inspired by the German Youtubers "Rewinside" and "Ungespielt". A Paper Plugin that you can install to play an optimized version of the Format. Build your Castles with how many friends you want and race against them at the end.

93downloads
Bronze Age Mod - A Dip In The Past
1.21.4neoforge

Bronze Age Mod - A Dip In The Past

Immerse yourself in the Bronze Age! Meet new metals, building blocks and foodstuff which will bring you back to an Age of Heroes.

92downloads
Masterpieces
1.21.2

Masterpieces

A collection of real-world masterpieces turned into Minecraft paintings. Display iconic artworks in your castles, galleries, and mansions.

68downloads
Craftable ore blocks [aether support]
1.21fabric

Craftable ore blocks [aether support]

Allows you to craft standard, Nether, Ancient Debris, and Aether ore blocks using base stones and raw items in 1.21 family

58downloads
FragmentVersion
1.21.7fabric

FragmentVersion

FragmentVersion is an alternative development branch for Minecraft. Rebuilding the game piece by piece, perfecting vanilla mechanics and introducing entirely new, unique content.

47downloads
MCookieClicker
1.21

MCookieClicker

A fully configurable Cookie Clicker plugin with buildings, upgrades, particles, progression system, and optimized performance.

39downloads
HereEngy
1.21

HereEngy

A paper plugin to create and place blueprints from existing buildings

30downloads
Relocation
1.21

Relocation

A simple building relocation plugin

19downloads
PaletteCraft
1.18

PaletteCraft

PaletteCraft is a lightweight plugin that lets builders save their hotbar as custom palettes. Players can instantly equip these layouts via commands, bypassing menus to speed up building workflows.

17downloads
HouseDrop
1.21

HouseDrop

Craft a box, right-click for a blueprint, and watch a randomized house fall from the sky and build itself - foundation, furniture, stocked chests and all. Two tiers (starter cabins and mansions), fully configurable, and land-claim safe.

2downloads
MicroCutting Data Pack (1.21.11, 1.21.1) – Miniature Crafting
1.21.11

MicroCutting Data Pack (1.21.11, 1.21.1) – Miniature Crafting

MicroCutting Data Pack introduces a new crafting mechanic using player heads and the stonecutter. Players can craft mini versions of blocks, adding a decorative and creative element to building and decorating in the game. Enjoy playing this data pack! Features: Craft mini versions of blocks using player heads with new stonecutter recipes. By putting a […]

Holycube Revolution Modpack (1.21.1) – Steampunk Automation Adventure
1.21.1

Holycube Revolution Modpack (1.21.1) – Steampunk Automation Adventure

Holycube Revolution Modpack is a vanilla-friendly Minecraft modpack centered around the Create mod, designed to expand automation and building while keeping the classic Minecraft experience. The main focus of the pack is automation through mechanical systems from Create 6.0, combined with creative building supported by many decorative and cosmetic mods. There is no quest book […]

Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger
1.21.1forge

Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger

Luminous Nether Mod expands the Nether with two new biomes, lots of new mobs, and a variety of building blocks and decorations. This mod adds new gameplay mechanics, loot to find, and dangerous areas to explore. It makes the Nether a more lively and challenging place. Features: Adds two new biomes to the Nether: the […]

WarStuff II Decorations Mod (1.21.4, 1.20.1) – Military Themed Props For Builders
1.21.4fabric

WarStuff II Decorations Mod (1.21.4, 1.20.1) – Military Themed Props For Builders

WarStuff II Decorations Mod adds military-themed decorative blocks to Minecraft. This mod focuses on providing immersive props and blocks suited for building military bases, warzones, and roleplay settings. All content is purely decorative and does not include weapons or combat mechanics. Features: Concrete barricades and tank traps Sandbag walls and trenches Barbed wire and fences […]

R
1.18

RadXClans

🛡️ RadXClans — Innovative Clan and Modular Base System

18downloads
Create Sky Village Mod (1.21.1, 1.20.1) – Loot Mechanical Towns Floating Above
1.21.1

Create Sky Village Mod (1.21.1, 1.20.1) – Loot Mechanical Towns Floating Above

Create Sky Village Mod adds floating sky settlements packed with loot for Create. This mod spawns airborne villages high above the clouds, featuring buildings constructed from machinery and decorative materials. Players can travel up to settlements like Highwind Village to explore new structures and collect mechanical components. Features: Spawns floating island settlements high above the […]

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 […]