Online Detector: Redstone Signal Based on Player Online Status

Online Detector mod for Minecraft: blocks that emit redstone when a player is online. Ideal for automating farms and security on Forge servers.

Download online detector for Minecraft 1.20.1, 1.19.4, 1.19.3, 1.19.2, 1.19, 1.18.2

Original name: online detector

Minecraft: 1.16.3, 1.18.2, 1.19, 1.19.2, 1.19.3, 1.19.4, 1.20.1

Loaders: Forge

FileVersionLoaderSize
online_detector-1.16-1.2.0.jar1.16.3Forge157 КБDownload
online_detector-1.16-1.2.1.jar1.16.3Forge156 КБDownload
online_detector-1.16-1.3.0.jar1.16.3Forge157 КБDownload
online_detector-1.18.2-2.0.0.jar1.18.2Forge160 КБDownload
online_detector-1.18.2-2.0.2.jar1.18.2Forge159 КБDownload
online_detector-1.18.2-2.1.1.jar1.18.2Forge162 КБDownload
online_detector-1.19-3.0.0.jar1.19Forge162 КБDownload
online_detector-1.19-3.0.1.jar1.19Forge163 КБDownload
online_detector-1.19-3.1.1.jar1.19Forge162 КБDownload
online_detector-1.19-3.1.2.jar1.19.2Forge162 КБDownload
online_detector-1.19.3-4.0.0.jar1.19.3Forge164 КБDownload
online_detector-1.19.4-5.0.0.jar1.19.4Forge163 КБDownload
online_detector-1.20-6.0.0.jar1.20.1Forge179 КБDownload

Online Detector: Smart Redstone Control for Player Online

Server automation often demands precise triggers, and player presence is one of the most useful conditions you can integrate into your redstone circuits. Online Detector: Smart Redstone Control for Player Online delivers exactly that — a lightweight Forge mod that outputs a redstone signal based on whether a specific player is currently connected. It is designed for multiplayer environments where stability and logical control matter, but it also works in singleplayer for testing and custom map logic.

What the Mod Adds and How It Works

The mod introduces two dedicated blocks that monitor player online status and convert it into a redstone signal. No complex scripting or command blocks are required — just place the block, link it to a player name, and integrate it into your existing wiring.

Core Blocks and Redstone Logic

  • Online Detector — a basic block that checks if the assigned player is online and emits a signal accordingly.
  • Advanced Online Detector — an upgraded version with a GUI for easier player assignment and fine-tuning.
  • Redstone output — the signal strength or on/off state directly reflects the player’s connection status, making it a clean logic input for comparators, repeaters, and observers.

This is not a content mod that adds biomes or mobs. It is a pure utility tool for technical players who want to tie server-side player data into their contraptions. The Forge edition requires no extra libraries, which simplifies installation and reduces modpack conflicts.

Installation and Compatibility

Getting started with Online Detector: Smart Redstone Control for Player Online is straightforward. The mod runs on Forge and supports modern Minecraft versions, including 1.19.2 and 1.20.1, with updates typically following major game releases. Because it has zero dependencies, you can drop it into an existing mods folder without worrying about missing APIs or library chains.

How to Install Online Detector: Smart Redstone Control for Player Online

  1. Download the mod file from a trusted source — search for “download Online Detector: Smart Redstone Control for Player Online” to find the latest Forge-compatible jar.
  2. Place the downloaded .jar into your Minecraft instance’s mods folder.
  3. Ensure your Forge profile matches the mod’s target version (e.g., Forge for 1.20.1).
  4. Launch the game. The blocks will appear in the creative inventory and can be crafted with standard materials.

Server administrators should install the mod on both the server and all clients that need to interact with the blocks. The mod is pack-friendly and allowed in modpacks, making it a reliable addition to technical or semi-RP collections.

Practical Use Cases on Servers

Online Detector: Smart Redstone Control for Player Online for Minecraft shines in multiplayer scenarios where resource management and base security depend on who is currently playing. Instead of running machines 24/7, you can conditionally activate them only when the owner or a team member is online.

Smart Automation and Base Control

  • On-demand farms — heavy industrial setups start only when the player responsible for them is connected, reducing server TPS waste.
  • Access systems — doors, gates, or bridges that open exclusively when the base owner is online.
  • Status displays — lamp panels that show which key members are currently active, useful for clan hubs and dispatch rooms.
  • Security traps — defensive mechanisms that arm themselves when the owner logs off, protecting valuables.

Combining the detector with standard redstone components like comparators and repeaters lets you build complex, player-aware logic without external tools. The mod’s simplicity makes it easy to explain to new players while offering enough depth for advanced engineers.

Why Server Admins Choose This Mod

Online Detector: Smart Redstone Control for Player Online solves a narrow but critical problem: linking player presence to redstone behavior. On large servers, such focused tools often prove more valuable than massive overhauls because they add control without bloat. The mod’s Forge implementation is clean, dependency-free, and easy to maintain across version updates. Whether you run a private survival world, a competitive tech server, or a custom modpack, this block quickly becomes a standard part of your redstone toolkit — right next to repeaters and comparators.