Tech Mods for Minecraft Java
Browse 1,309 free Tech mods for Minecraft Java — popular picks include SerialCraft, Missed Tinkering, Peaceful Silverfish.
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SerialCraft
Bring Redstone to life! A simple mod to connect Arduino and Minecraft via serial port. No complications, just plug and play.
Missed Tinkering
The combat and tinkering update added some cool things! This mod expands on the tinkering theme to provide some fun new redstone items.
Peaceful Silverfish
Peaceful Silverfish lets silverfish spawn from vanilla infested stone even on Peaceful. Great for Create farms and contraptions, but works perfect in vanilla too. Includes an option to mute silverfish sounds so your base stays quiet.

Viper Private Chests
A server-side container protection mod for Fabric that locks blocks via standard [private] or [public] wall signs, utilizing packet-level correction to block griefing while offering team lists, decay systems, and intruder redstone traps.
Entity Observer
This project adds two new blocks. The Entity observer and the Player observer. The Entity observer gives a redstone signal if a entity is in front of it. The Player observer is the same, but for players.
Tröööt [Fog Horn]
A simple mod that adds a loud fog horn that plays a sound when powered by redstone.
RGBCraft
Programmable RGB strips, panels, controllers and networks for NeoForge, with animated effects, redstone control, CC:Tweaked support and optional colored lighting.
Contraptions o' Plenty
A Minecraft Datapack that adds in (5) Brand New redstone components!

RegexRails
Add redstone logic for your detector rails. Compare minecart names, change them, and add to them.
SimpleChunks
An easy-to-use chunkloader with a modern GUI, teleport system, and secure permission management — ideal for farms, redstone, and automated systems.
Copper Pistons
Changes some redstone-related recipes to include copper

Amaranthium (Redstone Dirt)
Adds a new dirt variant that can be toggled to turn on (or off) Redstone. *!Enjoy!* (also, the Eighth installment in the "Amaranthium" series)
Lagmanager
This plugin monitors redstone entity lag and keeps your TPS high through optimization ideal for server admins.
Redstone Extended
Extends the existing functions of redstone by giving the player more granular control and condensing large circuits into small ones.
Pranafoxxils!
A custom Minecraft modpack based around fossils, farming, and building contraptions with Essential multiplayer.
msp
Realistic orbital physics, rocket engineering, and space program progression for Minecraft. Build Create contraptions, launch them with real gravity/drag/re-entry, do science, unlock tech via FTB Quests.

Sculk Eye
Adds a new Sculk Eye Block - scans entities of a given type in a given radius and emits redstone signal based on the count
[VRE]Vanilla Redstone Extra
A vanilla-style Minecraft mod adding extra redstone features.
Create:SoftMotion
This mod is a client-side accessibility addon that slows down the visual rotation of Create machinery and contraptions for players with visual hypersensitivity.
Hot Redstone Wires
Wires get hot! Makes redstone dust and blocks painful to step on.
Accumulator
Adds a redstone block that pulls in entities in front of it. Uses materials from the Amarite mod. Made for my own personal use, as it requires Connector/Kilt.
NoRedstone
Disable redstone components in specific worlds
Waterproof Redstone
A mod which adds redstone variants that dont break in water.
Doorchestra
Synchronized DOUBLE, TRIPLE, and even QUAD doors for Fabric—server-side, redstone-ready, and client-optional.
A Better Gaming Experience
This modpack is designed for various aspects of Minecraft, including technical/redstone engineering, survival, minigames, PVP, as well as performance optimizations and overall gameplay improvements...
TerraFabric
This modpack combines electricity, mechanical contraptions and amazing world generation.
Create ReLinked
A simple mod that allows Create redstone links to differentiate based not only on dye (for leather items), but also on renamed items.
Redstone-Game Tick Sync
Syncs the Redstone tick rate to the game tick rate at 1:1.

Redstone Striker
Trigger redstone instantly by right clicking it.
Virtual-Redstone-Wire
A Minecraft mod for long-distance redstone signal transmission that does not rely on physical redstone blocks, supporting one-to-one, one-to-many, and many-to-one connections.
Create: Salvage Continued
An unofficial continuation of Create: Salvage. Use Create contraptions to melt unwanted tools back into resources.
Lazy Redstone
Turn redstone contraptions into single blocks.
Redstone Mace
This pack adds a redstone mace skin: dark blood-red shadows blazing up into a bright glowing orange highlight, like the weapon is charged with energy.
Player Detector
Redstone block that detects if a player is standing on it
Createy
Createy is a Forge modpack for Minecraft 1.20.1 built around Create, focused on automation, trains, ships, aircraft, large cannons and complex moving contraptions, combined with immersive sound, visual enhancements and performance optimization.
Redstone Lamp Link
A Plugin to Control a Redstone Lamp with a Button without a Redstone Wire