Structure Pool API

Structure Pool API

📚 API to inject structures into structure pools.

by
4.5M Downloads
fabricneoforgelibraryworldgen
Rent Server with this Mod

About this Mod

Structure Pool API

Can be used to inject structures into structure pools. Popular example:

  • Adding custom village structures to villages

Additional features:

  • Maximize spawn count of the injected structure (e.g. 2 per village)

Read all technical details in the GitHub readme.

Available Versions

1.2.1+1.21.1release
MC 1.21, 1.21.1fabric
October 24, 2025
1.2.1+1.21.1release
MC 1.21, 1.21.1neoforge
October 24, 2025
1.2.0+1.21.1release
MC 1.21, 1.21.1fabric
September 19, 2025
1.1.3+1.21.1release
MC 1.21, 1.21.1fabric
September 10, 2024
1.1.2+1.21.1release
MC 1.21, 1.21.1fabric
September 10, 2024

How to Install Structure Pool API on Your Server

1

Order Server

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

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).

3

Install Mod

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

Compatibility

Mod Loaders

fabricneoforge

Minecraft Versions

1.21.1, 1.21, 1.20.1

Server-side

Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

Structure Pool API 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 4 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is Structure Pool API compatible with fabric and neoforge?

Structure Pool API officially supports fabric, neoforge for Minecraft 1.21.1, 1.21, 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Structure Pool API – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Structure Pool API 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.

Rent Modded Server

Install Structure Pool API with just one click on your server.

Recommended RAM
6 GBfrom €7.800000000000001/mo
Minimum 4 GB | per 5 players
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Required

Supported Versions

1.21.11.211.20.1