
Deepslate Below Zero
Water and lava produce deepslate instead of stone below y level 0
Screenshots

About this Mod
Lava and water produce deepslate instead of stone below y level 0. Lava flowing onto water produces deepslate. Lava flowing into water produces cobbled deepslate.
Available Versions
How to Install Deepslate Below Zero 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 (1.20.2).
Install Mod
Open the mod browser in the dashboard and search for "Deepslate Below Zero". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.2
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Deepslate Below Zero 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 (1.20.2). You can switch loaders with one click in the panel.
Is Deepslate Below Zero compatible with fabric?
Deepslate Below Zero officially supports fabric for Minecraft 1.20.2. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Deepslate Below Zero – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Deepslate Below Zero 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 Deepslate Below Zero with just one click on your server.