
Watchpup
Mod or plugin that provides active player count over HTTP, for use with watchdog tasks and monitoring
Screenshots

About this Mod
Creates a lightweight web server that returns only the current player count, nothing else.
- Default bind address: 0.0.0.0
- Default port: 57475
For use with a watchdog service or other monitoring tools.
This is used by Jimmie's Minecraft OnDemand fork which provides more reliable monitoring than the original.
- Paper repo: https://github.com/j1mmie/minecraft-watchpup-paper
- Fabric repo: https://github.com/j1mmie/minecraft-watchpup-fabric
Available Versions
How to Install Watchpup 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 (1.21.4).
Install Mod
Open the mod browser in the dashboard and search for "Watchpup". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.4
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Watchpup 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 (1.21.4). You can switch loaders with one click in the panel.
Is Watchpup compatible with fabric and paper?
Watchpup officially supports fabric, paper for Minecraft 1.21.4. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Watchpup – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Watchpup 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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Rent Modded Server
Install Watchpup with just one click on your server.