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Little Big Redstone

by Swedz

Little Big Redstone lets players build compact logic circuits inside a single block, the Microchip, and arrange them through a graphical interface.

NeoForgeClient and serverMIT LicenseOpen source1.21.1 – 26.1.2

What it does

A Microchip is a small block whose interior opens as a grid-based screen. Players place logic components inside it, connect them with redstone bits, and designate inputs and outputs that link to the outside world. Components carry tooltips that describe their function, and a demonstration in the author text shows how a seven-segment display circuit is assembled inside the chip.

Sticky notes attach to block faces like item frames and can carry colored text, dye-based coloring and simple markdown formatting, which helps label a circuit in a build. Floppy disks store a microchip's arrangement and wire connections so it can be copied and installed in another chip, provided the required items are present in the inventory. Storage components for items, fluids and energy are also part of the logic set.

The mod is client and server, so the server and every player need it. It requires GuideME and Tesseract API. It is open source under the MIT License, with source code and an issue tracker linked from the project.

Key features

  1. Microchip logic blocks

    Logic is placed inside a compact block and wired through a graphical interface with redstone bits.

  2. Dye-colored components

    Microchips and logic parts can be dyed, and color is removed with snowballs or a water bucket.

  3. Floppy disk storage

    Floppy disks save a microchip's layout and wire connections so the design can be reused elsewhere.

  4. Sticky notes

    Notes attach to block faces, keep their text and colors when broken and placed, and can be read or written on.

Compatibility

Latest build for each game version and loader.

26.1.21.9.10-alpha-26.1.2
1.21.11.9.12-1.21.1
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 2

Tesseract APIAnother library mod for mod developers
Required
GuideMEA guidebook toolkit for mods and modpack makers alike with comfortable markdown formatting, and live 3d scenes!
Required

Use cases

Labeling builds

Sticky notes placed on a block face or inside a microchip record what a circuit does for later reference.

Reusing circuits

Floppy disks carry a finished arrangement to another microchip, so a design need not be rebuilt.

Who it’s for: Players who build redstone circuits and want logic kept in one block. Server owners running shared automation bases can also use the copyable designs and labeled notes.

Questions

Does Little Big Redstone need GuideME and Tesseract API?

Yes. Both GuideME and Tesseract API are required dependencies and must be installed alongside Little Big Redstone.

Does the server need the mod?

Yes. Installation covers the server and each player's game.

Which game versions does the mod support?

Files target NeoForge for 1.21.1 and 26.1.2, with the latest alpha file 1.9.10-alpha-26.1.2 for 26.1.2 published on 2026-10-02.

More from Swedz

All projects

What the author says

This mod adds a new block called the Microchip that allows you to put together complex logic that interfaces with redstone and item/fluid/energy storages! For any questions, please ask in the #little-big-redstone channel on my discord.
Swedz, on the Modrinth page

Official listing

Owner
Swedz
Published
2025-01-16
Updated on Modrinth
2026-10-02
Facts verified
2026-10-15