
Online Detector
Online Detector adds a few new Blocks found in the redstone category, that will allow you to keep track of who is online on a server.
I don't know my version or loader


Online Detector is a Mod that was made to help manage machinery and or Redstone contraptions on servers. The Mod adds a new Block Called Online Detector and an advanced version of it, that comes with a GUI in which you can choose the player you want it to be bound to. The intended use of the Mod is on servers, as the purpose of the Online Detector Block is to output a Redstone signal while the Player its bound to is online.
The Forge version of this Mod, does not have any dependencies.
The Fabric version of this Mod, has the following dependencies:
- Required: (Fabric API, Cloth Config API)
- Optional: (Mod Menu)
The Quilt version of this Mod, has the following dependencies:
- Required: (Quilted Fabric API, Cloth Config API)
- Optional: (Mod Menu)

Q: Can I use this Mod in my Modpack
A: Yes absolutely! Feel free to use my Mods in your Modpacks.
Q: Can you update the Mod to version [x]
A: I always try to keep my Mods up to date, so if there hasn't been an update it simply means I haven't had time to work on it!
Q: Can you backport the Mod to version [x]
A: No I will not backport my Mods, old versions are versions of the past and I wont go out of my way to support them!
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.20, 1.20.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as online_detector-forge-1.20-6.0.0.jar — drop this file into the mods folder
- Download size: 181 KB
- Download link checked 30 Aug 2026 — working
These come from our own check of the pack file, not from the source page.