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Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working
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Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working

Java mod listed for Minecraft 1.20–1.21. Downloads from the MC Java Mods app on Android.

by Moon

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Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working — screenshot 1Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working — screenshot 2Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working — screenshot 3Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working — screenshot 4Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working — screenshot 5Sign Builder Mod (1.21.1, 1.20.1) – Build Giant Neon Displays and Working — screenshot 6

Sign Builder Mod brings fully custom 3D letters, numbers, symbols, and backplates to your world. This mod lets you craft detailed signage with 40 base materials, vivid neon lighting, and working Redstone controls. You can set up security keypads, build giant multi-block displays, or design storefront banners with simple tools.

Sign Builder Mod

Features:

Lighting and Animation:

Redstone and Security:

How to Use:

  1. Place a Sign Press to craft letters, numbers, symbols, and backplates.
  2. Attach a Backplate to any surface, or place letters directly on walls, floors, and ceilings.
  3. Combine matching signs in a 2×2 or 3×3 square to merge them into large displays.
  4. Use the Paint Brush to apply materials, dye colors, or rainbow styles to your text.
  5. Right-click placed blocks with the Wrench to pick button types, light behaviors, or PIN passcode locks.

Screenshots:

Sign Builder Mod Screenshot 1
A full showcase of custom 3D letters numbers and decorative symbols
Sign Builder Mod Screenshot 2
Multiple sign blocks joined together into large multi-block billboard displays
Sign Builder Mod Screenshot 3
The first material selection page inside the sign painting interface
Sign Builder Mod Screenshot 4
The second material selection page showing rare ores and precious gems
Sign Builder Mod Screenshot 5
Custom 3D shop signage mounted above an outdoor market stall

Sign Builder Mod Download Links

Quick facts

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

File checked by MCModsHub

These come from our own check of the pack file, not from the source page.

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