Just Enough Building Blocks

Adds a variety of different building blocks. Vertical slabs, and more.

434 Downloads

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Rent Server with this Mod

Screenshots

About this Mod

For anybody downloading it. Please do this Survey, It will help a lot.

JEBB: More Blocks, More Possibilities

Tired of the same bulky cubes limiting your creativity? Just Enough Building Blocks is a lightweight, vanilla-plus mod dedicated to giving you the precise shapes you have always wanted. We focus on the micro-details that turn a simple house into a masterpiece. Instead of reinventing the wheel, this mod fills the gaps in Minecraft’s block palette with a handful of new shapes that look and feel completely native.

Key Features

Vertical Slabs

Quarter Blocks (1/4 Slabs)

q blocks

Available Versions

Just Enough Building Blocks 0.8.2release

MC 1.21.1fabric

May 6, 2026

Just Enough Building Blocks 0.8.1release

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

May 6, 2026

How to Install Just Enough Building Blocks 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 (1.21.10).

Install Mod

Open the mod browser in the dashboard and search for "Just Enough Building Blocks". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.10, 1.21.9, 1.21.8 (+9 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Just Enough Building Blocks 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 (1.21.10). You can switch loaders with one click in the panel.

Is Just Enough Building Blocks compatible with fabric?

Just Enough Building Blocks officially supports fabric for Minecraft 1.21.10, 1.21.9, 1.21.8. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Just Enough Building Blocks – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Just Enough Building Blocks 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.