Mods for Minecraft Java
Browse 75 free mods for Minecraft Java — popular picks include Redstone Pen, Alternate Current, Opotato.
Updated daily
Redstone Pen
Adds a pen to draw Redstone selectively and optimized, as well as signal repeating relays, and a Redstone logic controller.
Alternate Current
An efficient and non-locational redstone dust implementation
Opotato
Port other optimization mods to Forge 1.16.5 & Optimize other 1.16.5 Forge mods.
HU: Harium
A general-purpose optimization mod that rewrites inefficient vanilla code for AI, redstone, entities, hoppers, and physics without changing game behavior
SecretRooms-Unofficial
Secret Rooms mod, now ported to 1.20.1,1.21.1 by bay4lly! Features fully functional camouflage blocks, Ghost Blocks, and hidden Redstone. Optimized rendering and bug-free performance for the ultimate stealth experience. Unofficial & high-performance.
MeowmelDrawers
MeowmelDrawers revolutionizes item and fluid storage with its optimized drawer system, combining four essential storage mods into one seamless experience.

Redstone Sound Slider
Adjust your piston / dispenser / trapdoor / buildstone volume separately from other blocks.
Cactus Mod
Free customizable Mod to improve Minecraft with unique QoL, Redstone Tools, Survival and Mapmaking features such as ArmorStand and NBT Editor, Capes, more HUD elements, Account Switcher and much more
Autoclicker
A mod designed for semi-automatic farms and tree farms.

Alternate Current Unofficial
An efficient and non-locational redstone dust implementation.
TripWire Dupe
TripwireDupe is a Minecraft mod and plugin that enables efficient tripwire hook duplication with optional redstone acceleration, stable performance, and broad platform compatibility.
Redstone Improved
Enhance your Minecraft experience with new Redstone blocks designed to simplify your creations while adding an extra touch of creativity. Experiment with new mechanics and optimize your circuits for a more intuitive and ingenious gameplay!
Optimized Play
this it a optimizing help you have good fps and you can use metalmod for mac and sodium,iris,phosphor,...
Entity Freezer & Limit breeding
BlockDynamics monitors the number of entities in chunks to control their spawning and adds a block controlled by Redstone that freezes entities in a specified area.
Create Collision Crashfix
Fixes the Create 6.0.10 server crash where moving contraptions (pulley/drill quarries) throw NullPointerException "mf.axis" is null
Redstone Helper
Mod which must you to help with redstone!
Networks
Redstone-Free Automatic Storage Systems, Vanilla-integrated
[FREE] RedstoneBlocker ⭐ - Optimize Your Server Performance [1.16 - 1.21]
Good for my earth server with so many player and so many lag machine creator.
Smooth Doors Animations
This mod add a smooth animation when opening doors in minecraft, instead of the instant opening without an animation
Dark Redstone
Turns off redstone lighting to make large builds more optimized
Graphing Calculator 3D
High-quality, high-performance 3D graphs in more coordinate systems than you can name (probably).
AntiRedstoneLag
prevents lag machine in server
PowerStones
Overlapping wires of Redstone, Bluestone, Greenstone and Yellowstone
Relics: Sable Compat
Fixes Relics Chorus Staff teleporting incorrectly on Sable/Create Aeronautics moving contraptions and sublevels
Redstone Lectern
Optimized for Redstone: with a permanently attached 15 page book, visible page numbers, and click to turn pages

RedProtect
Prevent redstone clocks that might lag the server
AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]
A performance-friendly plugin that blocks all redstone activity on your server and reports coordinates of redstone spam attempts.
LaggyChunkFinder
A simple , light weight user friendly tool to find the laggiest chunks in your Server. Based on Tile Entity (chests, hoppers, shulkers etc), Entity and Redstone activity
TC VeinGlow PC
An advanced vein mining mod with radial menu, RGB-customizable block outline highlighter, custom mining shapes, and a skill system for harvesting, tree-felling, and liquid handling.
RedStone AntiLag and Blocker
Redstone AntiLag is a powerful Paper plugin designed to prevent redstone-based lag by intelligently monitoring and limiting redstone activity per chunk. It allows administrators to automatically or manually block redstone in problematic areas
Chanklouder
Chanklouder is a reliable plugin that lets players keep chunks loaded so their contraptions run 24/7. Manage loaders through a convenient GUI, with support for economy, regions, and multiple languages.
Sphere's Redstone Clock [Forge]
Adds a simple Redstone Clocks system
LetSableTick
LetSableTick fixes compatibility issues between Create Aeronautics and optimization mods like DoesPotatoTick & DoesItTick by keeping physics contraptions ticking properly.
Create Rain Fix
Client-side mod that prevents rain and snow from rendering inside moving Create contraptions
LagScope
LagScope is an all-in-one plugin that analyzes server lag in real time and actively optimizes entities, redstone, and explosions to keep performance stable.
LogicGates
Forget about giant Redstone logic gates. All logic gates in one block!