Overworld height increase

Increase height to 2032 blocks in overworld

864 Downloads

datapackfabricforgeneoforgequiltmanagementutilityworldgen

About this Mod

Small datapack that increases the height of the overworld to 2032 blocks (stil keeping the -64 to 0 heights)

Will not be loaded into the world with just /reload, you would need to rejoin a world with the datapack to apply changes.

Make backups of your world before installing this datapack! Worldgen changes may break your world.

Available Versions

Increase Height 1.21.8release

MC 1.21.8, 1.21.9, 1.21.10fabric, forge, neoforge, quilt

August 25, 2025

Increase Height 1.21.8release

MC 1.21.8, 1.21.9, 1.21.10datapack

August 25, 2025

How to Install Overworld height increase 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 "Overworld height increase". 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

Server-side

✓ Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

Overworld height increase 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 Overworld height increase compatible with datapack and fabric and forge and neoforge and quilt?

Overworld height increase 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 Overworld height increase – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Overworld height increase 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.