Basin Generation Fix

Basins are a rare, small terrain features that strip away the top layer of a biome's surface, leaving a stony floor. Due to a bug they stopped generating in 1.18. This mod/datapack adds them back

5.6K Downloads

datapackfabricforgeneoforgequiltadventuregame-mechanicsworldgen

Rent Server with this Mod

Screenshots

About this Mod

Basins are a small, rare terrain feature that strips away the top layer of a biome's surface, leaving a stony floor.
This makes the minecraft world feel more alive and gives it some age.

Due to a bug they stopped generating in 1.18. This mod/datapack adds them back to worldgeneration, fixing the issue

Basins

Available Versions

1.21.5 - 1.21.10release

MC 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 1.21.10fabric, forge, neoforge, quilt

October 2, 2025

1.21.5 - 1.21.10release

MC 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 1.21.10datapack

October 2, 2025

1.21.8release

MC 1.21.8fabric, forge, neoforge, quilt

August 24, 2025

1.21.8release

MC 1.21.8datapack

August 24, 2025

How to Install Basin Generation Fix on Your Server

Order Server

Order a Minecraft Java server with at least 4 GB RAM (6 GB recommended).

Set datapack Loader

In the panel under "Egg", select the datapack loader and matching Minecraft version (1.21.10).

Install Mod

Open the mod browser in the dashboard and search for "Basin Generation Fix". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

datapackfabricforgeneoforgequilt

Minecraft Versions

1.21.10, 1.21.9, 1.21.8 (+3 more)

Server-side

✓ Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

Basin Generation Fix server crashes on startup – what to do?

Most common cause: wrong datapack version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 4 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 Basin Generation Fix compatible with datapack and fabric and forge and neoforge and quilt?

Basin Generation Fix officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 1.21.10, 1.21.9, 1.21.8. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Basin Generation Fix – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Basin Generation Fix 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.