
Piston Range Display
See how far the piston can move blocks
Screenshots



About this Mod
🛠️ 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! 🚀
Available Versions
How to Install Piston Range Display on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Piston Range Display". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Piston Range Display server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.
Is Piston Range Display compatible with fabric?
Piston Range Display officially supports fabric for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Piston Range Display – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Piston Range Display consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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