HomeJava1.21

Minecraft Java 1.21 Mods

Browse 24 free mods for Minecraft Java 1.21 — popular picks include Ultimate Skyblock Resource Generator, Smelt All Stone Blocks in Blast Furnaces [Fabric/Forge/NeoForge], Audaki Cart Engine: Faster Minecarts / Balanced for Survival / Vanilla Carts Improved.

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Ultimate Skyblock Resource Generator
1.21.1neoforge

Ultimate Skyblock Resource Generator

The Ultimate Solution for Skyblocks: Cobblegen, Gravel, Sand, Dust, Ice, Snow, Mycelium, Obsidian, Dirt, Grass, EndStone, NetherRack, SoulSand, Quartz, Clay, GlowStone and RedStone Generators

1.3Mdownloads
Smelt All Stone Blocks in Blast Furnaces [Fabric/Forge/NeoForge]
1.21.11neoforge

Smelt All Stone Blocks in Blast Furnaces [Fabric/Forge/NeoForge]

Blast all types of stone including Netherrack or Quartz, fully configurable

636kdownloads
Audaki Cart Engine: Faster Minecarts / Balanced for Survival / Vanilla Carts Improved
1.21.11fabric

Audaki Cart Engine: Faster Minecarts / Balanced for Survival / Vanilla Carts Improved

🤩 Fast Minecart! Configurable Speed. Balanced for Vanilla/Survival. 100% glitch-free and compatible with all Redstone. Works high-speed with slopes/inclines/curves. Only vanilla track/carts needed. Can be added and removed at any time

160kdownloads
[SUC]Surival Useful Circuit生电全家桶
1.21.10fabric

[SUC]Surival Useful Circuit生电全家桶

生电全家桶 An advanced Minecraft survival redstone and automation modpack featuring Carpet and Masa mods.

120kdownloads
Create: Sound of Steam: Tuning Wrench
1.20.1forge

Create: Sound of Steam: Tuning Wrench

Adds a wrench for automatically setting the channels of redstone links for Sound of Steam Pipe Organs. Works with survival mode.

93kdownloads
AnvilCraft: Gravity Technology
1.21.1neoforge

AnvilCraft: Gravity Technology

The mod is an anvil-centric vanilla survival expansion.

35kdownloads
Hardcore Night Vision Goggles
1.21.1neoforge

Hardcore Night Vision Goggles

Goggles with limited night vision and an on/off key bind

15kdownloads
Reinnovation
1.21.1neoforge

Reinnovation

Adds new redstone blocks made from vanilla materials to allow for more automation.

10kdownloads
Crossroads
1.21neoforge

Crossroads

A tech mod with the goal of making automation interesting. No one block solutions, just simple pieces that combine to make complex contraptions. Crossroads is a mod where you make Rube Goldberg machines, except they're the simplest way to do things.

7.6kdownloads
Redstone Power Enhanced
1.21.11fabric

Redstone Power Enhanced

Redstone Power Enhanced is a mod that aims to enhance the creative experience in minecraft with new redstone blocks.

5.0kdownloads
像素城_魔法核心整合包【PixelCity_MagicCore Modpack】
1.21.11fabric

像素城_魔法核心整合包【PixelCity_MagicCore Modpack】

《像素城》魔法核心整合包(1.21.11版),专注生存红石工程。为自动化系统、多人性能优化及技术向Minecraft玩法量身打造。PixelCity MagicCore Modpack (1.21.11) for Survival Redstone Engineering. Optimized for automation systems, multiplayer performance, and technical Minecraft gameplay.

4.8kdownloads
Fiber-Optic Cables
1.21.1neoforge

Fiber-Optic Cables

Adds a fiber optic cable, used to instantaneously transfer multiple redstone signals within a one block space.

924downloads
紅石生電整合包【Redstone Survival Modpack】
1.21.8fabric

紅石生電整合包【Redstone Survival Modpack】

為奶油芝士伺服器訂製,單人亦可使用 This modpack customized for the ButterCheese server, also suitable for singleplayer.

767downloads
Block Breakers (Pickaxe Block)
1.21

Block Breakers (Pickaxe Block)

This vanilla friendly datapack adds the Block Breaker, a new redstone block!

697downloads
Create: Building Dimension
1.21.1neoforge

Create: Building Dimension

A dedicated creative-mode dimension for testing Sable/Create Aeronautics contraptions in survival — build, light a portal, test freely, and come back with nothing lost.

434downloads
Performance Optimization Patch
1.21.10fabric

Performance Optimization Patch

A performance optimization patch bundle, suitable for all vanilla survival players and redstone players.

283downloads
Player Detector
1.21.11fabric

Player Detector

Redstone block that detects if a player is standing on it

114downloads
Extended Redstone
1.21.4neoforge

Extended Redstone

A mod that adds more redstone blocks with unique functionality

69downloads
More Redstone
1.21.11fabric

More Redstone

More fully vanilla style redstone blocks that Mojang should add in Minecraft!

36downloads
Craftable Creakings
1.21.4

Craftable Creakings

This simple data pack allows one to craft a creaking egg in survival! Now you can build redstone machines that activate simply by looking at a creaking that doesn't despawn! (The creaking will not despawn if named)

31downloads
ShrinkRays
1.21fabric

ShrinkRays

Scale the player in survival with three new blocks!

33kdownloads
Create - World in Motion
1.21.11fabric

Create - World in Motion

A Create-focused modpack for Minecraft 1.21.11, centered on mechanical automation, moving contraptions, and creative factory building in survival.

1.6kdownloads
Little Big Redstone Mod (26.1.2, 1.21.1) – Build Massive Redstone Circuits
1.21.1

Little Big Redstone Mod (26.1.2, 1.21.1) – Build Massive Redstone Circuits

Little Big Redstone Mod lets you shrink huge redstone circuits down into a single block. It adds a special Microchip block where you build complex logic systems that connect to your redstone, items, fluids, and energy. Features: Microchips: Places all your redstone logic inside one block's menu instead of taking up space in your world. […]

Create Sound of Steam Tuning Wrench Mod (1.21.11, 1.20.1) – Tune Pipe Organs
1.21.11

Create Sound of Steam Tuning Wrench Mod (1.21.11, 1.20.1) – Tune Pipe Organs

Create Sound of Steam Tuning Wrench Mod adds a helpful tool for the Sound of Steam mod. This mod gives you a special wrench to set up your pipe organs automatically. Instead of manually changing the channels on every redstone link, you just right-click the pipes. It works perfectly in survival mode by taking the […]