Tech Mods for Minecraft Java
Browse 15 free Tech mods for Minecraft Java — popular picks include More Useful Copper, Bloody Skyblock , Robot vacuum cleaner.
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More Useful Copper
New uses for copper, such as statues, aquatic redstone, and many other tools!
Bloody Skyblock
A light skyblock mopack, a bit of magic and a drop of blood without mob spawn and automation by mechanical contraptions
Robot vacuum cleaner
This mod adds new mob robot vacuum cleaner.
Survival : Create OneBlock
Start on one regenerating block spawning resources & mobs through phases. Use Create's gears, belts & contraptions to automate survival in the void. Perfect for builders craving mechanical twists. Forge/Fabric compatible.
Redstone Robot
Redstone robots that recharge with redstone, can follow you, attack hostiles mobs with bows and a iron swords!
Redstoneer Villager
This is a villager which sells redstone items for an equal price
Cobbromon
This modpack blends the creature-collecting adventure of Cobblemon with the mechanical creativity of Create. Explore the world, build clever contraptions, and grow your team—all in a seamless mix of exploration and engineering.
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.

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
Biznesmod
This mod adds new biomes, a new villager proffesion, new mechanics (upgradable abilities, collecting iron dust to make iron ingots, etc...), new custom structures (10+), a TNT cannon which shoots tnt where you look and some new redstone components.
Player Detector
Redstone block that detects if a player is standing on it
BioLock Scanner
BioLock Scanner is a NeoForge 1.21.1 Minecraft mod that adds a player-only redstone scanner for secure doors, bases, and automation builds. It can be mounted on floors or walls, has a configurable detection radius, and prevents mobs from triggering
RedstoneSpawnersReloaded
RedstoneSpawnersReloaded is a very simple plugin which makes Mob Spawners toggleable via a redstone signal.
Literally Chunk Loader Mod (1.21.4, 1.20.1) – Simplifying Minecraft Automation
Literally Chunk Loader Mod ensures that specific chunks stay active even when you are far away, allowing processes like redstone mechanisms and mob farms to continue functioning. Features: Vanilla Friendly: Seamlessly integrates with the vanilla Minecraft experience. Simplicity: Easy to use with no complex setups. Just place a block in the desired chunk. Utility: Keeps […]
Redstone Robot (Fabric/Forge/NeoForge/Quilt)
Redstone robots that recharge with redstone, can follow you, attack hostiles mobs with bows and a iron swords!