Piston Range Display
See how far the piston can move blocks
- Loaders
- Fabric
- Downloads on Modrinth
- 131
- Followers on Modrinth
- 0
- version
- 1
- Updated
- February 15, 2026Feb 15
- Published
- in 2026
At a glance
Install in the game only; not needed on the server
🛠️ PistonRangeDisplay
PistonRangeDisplay is a lightweight, high-performance client-side tool for technical Minecraft players and redstone engineers that lets you see, how long your piston can push blocks.
🌟 Key Features:
- 📏 Visual Range: Instantly see the 12-block push limit of any piston.
💾 Persistent Memory:
- The mod "remembers" pistons you've encountered. No more vanishing lines when you walk away!
⚡ High Performance:
- Built with optimization in mind. Uses smart caching to keep your FPS high.
🎨 Fully Customizable:
- Change colors, transparency, and render modes on the fly.
🎮 Modes & Usage
Look Mode (onlyOnLook): Shows the range only for the piston you are currently looking at. Perfect for quick checks!
- All Mode: Displays all pistons stored in the local cache. Great for mapping out entire machines.
Render Styles:
Boxes: Classic 3D boxes for every block in the push range.
- Lines: Minimalist "laser" beams for maximum performance and clarity.
⌨️ Commands & Controls
Default Key: [-] (Minus) - Opens the configuration menu.
/piston color - Quickly set your favorite highlight color (e.g., #FF5500).
/piston find - Scans the area for pistons.
- ⚠️ Note: Large values may cause temporary freezes! ⚠️
if you have a weak computer, better not type a radius more than 64
/piston analyze - Get a technical report of pistons in your memory.
- /piston cashclear - Wipe the memory and start fresh.
🔧 Technical Info
Platform: Fabric
- Version: 1.21.1
📥 Installation
Install Fabric 1.21.1
Install Fabric API 1.21.1
Install the mod
Drop the jar into your /mods/ folder.
- Enjoy building your redstone masterpieces! 🚀
FAQ
How to install Piston Range Display?
Install Fabric for your Minecraft version, download Piston Range Display for the same version and loader, put the file into the mods folder and launch the game with the loader profile.
Which Minecraft versions does Piston Range Display support?
Piston Range Display has builds for Minecraft 1.21.1.
Is Piston Range Display needed on the server?
Client only — no need to install it on the server