No Double Slabs (NDS)

The mod itself is pretty self explanatory. Once enabled, it no longer allows you to place slabs on top of another slab. The goal of this mod is to make spawn proofing for farms extremely easy. Great QOL Mod. https://discord.gg/NkWHjReMUP - My Lounge, jo

47 Downloads

fabricgame-mechanicsutility

Rent Server with this Mod

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About this Mod

The mod itself is pretty self explanatory. Once enabled, it no longer allows you to place slabs on top of another slab.

The goal of this mod is to make spawn proofing for farms extremely easy. Great QOL Mod.

If you come across ANY issues, please add me on discord & forward me the issue. (K.Eri)

Available Versions

No Double Slabs (NDS)release

MC 1.21.11fabric

March 18, 2026

How to Install No Double Slabs (NDS) 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 "No Double Slabs (NDS)". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.11

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

No Double Slabs (NDS) 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 No Double Slabs (NDS) compatible with fabric?

No Double Slabs (NDS) officially supports fabric for Minecraft 1.21.11. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with No Double Slabs (NDS) – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if No Double Slabs (NDS) 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.