Handshaker-rebuilt
A fork of the hand-shaker mod but with extra security steps for the Osmium server.
About this Mod
This is a fork of Hand-shaker meant to give more infomation then just the modlist. This is specificly built for Osmium. It'll share a hashed mac address to the server to have alt-banning more effective then the wifi itself. The server never sees the actuall mac-adress.
Available Versions
How to Install Handshaker-rebuilt 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 (1.21.11).
Install Mod
Open the mod browser in the dashboard and search for "Handshaker-rebuilt". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.11
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Handshaker-rebuilt 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 (1.21.11). You can switch loaders with one click in the panel.
Is Handshaker-rebuilt compatible with fabric and neoforge?
Handshaker-rebuilt officially supports fabric, neoforge for Minecraft 1.21.11. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Handshaker-rebuilt – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Handshaker-rebuilt 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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Install Handshaker-rebuilt with just one click on your server.