Vertical Slab's Vertical Slabs

Finally adds vertical slabs into Minecraft

4.8K Downloads

forgedecoration

Rent Server with this Mod

Screenshots

About this Mod

Vertical Slabs (Forge 1.20.1) - Archived

Adds vertical slabs for many vanilla blocks like wood and stone.

Features

Vertical slab variants for vanilla slabs
Accurate collision and placement behavior
Works in survival and creative modes
Very experimental and will probably not be updated as I only made this as an AP Java project

Compatibility

Made for Forge 1.20.1

License

MIT License

Available Versions

Vertical Slab's Vertical Slabs 0.0.1release

MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6forge

April 14, 2025

How to Install Vertical Slab's Vertical Slabs on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.6).

Install Mod

Open the mod browser in the dashboard and search for "Vertical Slab's Vertical Slabs". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.20.6, 1.20.5, 1.20.4 (+3 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Vertical Slab's Vertical Slabs server crashes on startup – what to do?

Most common cause: wrong forge 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 (1.20.6). You can switch loaders with one click in the panel.

Is Vertical Slab's Vertical Slabs compatible with forge?

Vertical Slab's Vertical Slabs officially supports forge for Minecraft 1.20.6, 1.20.5, 1.20.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Vertical Slab's Vertical Slabs – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Vertical Slab's Vertical Slabs 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.