Oneblocked
Easy to use oneblock generator mod
Screenshots
About this Mod
Oneblocked - Easy to customize oneblock generator mod. Using this mod you can easily add your stages of blocks and mobs that will spawn. You can specify the order of stages and their length.
It's recommended to use the EMI mod, to view the block stages that the game has loaded.
Did you want to add custom satages? You can read how to do it here.
Special thanks for Fabric official discord server.
Available Versions
How to Install Oneblocked 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 (1.20.1).
Install Mod
Open the mod browser in the dashboard and search for "Oneblocked". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Oneblocked 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 (1.20.1). You can switch loaders with one click in the panel.
Is Oneblocked compatible with fabric?
Oneblocked officially supports fabric for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Oneblocked – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Oneblocked 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 Oneblocked with just one click on your server.