Structure Pool API Minecraft 1.20.1 Forge Mod Download: Dependencies &…

Quick answer

Which Structure Pool API release should I use?

Updated 11 days ago

Latest stable file 1.2.1+1.20.1-forge

Game version 1.20.1

Loader Forge, NeoForge

Structure Pool API 1.2.1+1.20.1-forge targets 1.20.1 with Forge, NeoForge. Do not install it on the client. It must be installed on the dedicated server. No extra mods listed for this file.

Where it goes

Is Structure Pool API required on the client, server, or both?

Do not install it on the client. It must be installed on the dedicated server.

Client Not supported

Dedicated server Required

Loader for this release Forge, NeoForge

Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

This file is marked server-only.

Understand client and server requirements Read the Minecraft installation guide

What else does Structure Pool API 1.2.1+1.20.1-forge need?

1.2.1+1.20.1-forge. Change the file and its required mods may change too.

No extra mods listed for this file

This file does not list any required mods. Do not add a library just because a different file uses it.

This file does not list any required or optional mods.

Before you install it

Add Structure Pool API without breaking your instance.

Built for Structure Pool API 1.2.1+1.20.1-forge. Pick another file and the loader, install side or required mods may change.

01
Stick to this file

Use 1.2.1+1.20.1-forge. It targets 1.20.1 with Forge, NeoForge; another release may have different loader, side or dependency requirements.
02
Bring the mods it needs

This file does not list any required mods. Do not add a library just because a different file uses it.
03
Put it on the correct side

Do not install it on the client. It must be installed on the dedicated server.
04
Pick the file you checked

Use the “Get this file” button beside 1.2.1+1.20.1-forge. It opens that exact file at the source.

About this project

What does Structure Pool API add?

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.

Project description from Modrinth.

Pick your setup

Structure Pool API by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

17 available setups

Minecraft version

26.2

2 loader builds

Fabric 1.3.0+26.2-fabric 1 stable file · 1 total · 5 Sept 2026 NeoForge 1.3.0+26.2-neoforge 1 stable file · 1 total · 5 Sept 2026

Minecraft version

26.1.2

2 loader builds

Fabric 1.3.0+26.1.2-fabric 1 stable file · 1 total · 5 Sept 2026 NeoForge 1.3.0+26.1.2-neoforge 1 stable file · 1 total · 5 Sept 2026

Minecraft version

26.1.1

2 loader builds

Fabric 1.3.0+26.1.2-fabric 1 stable file · 1 total · 5 Sept 2026 NeoForge 1.3.0+26.1.2-neoforge 1 stable file · 1 total · 5 Sept 2026

Minecraft version

26.1

2 loader builds

Fabric 1.3.0+26.1.2-fabric 1 stable file · 1 total · 5 Sept 2026 NeoForge 1.3.0+26.1.2-neoforge 1 stable file · 1 total · 5 Sept 2026

Minecraft version

1.21.11

2 loader builds

Fabric 1.3.0+1.21.11-fabric 1 stable file · 1 total · 26 Aug 2026 NeoForge 1.3.0+1.21.11-neoforge 1 stable file · 1 total · 26 Aug 2026

Minecraft version

1.21.1

2 loader builds

Fabric 1.2.1+1.21.1-fabric 5 stable files · 5 total · 24 Oct 2025 NeoForge 1.2.1+1.21.1-neoforge 1 stable file · 2 total · 24 Oct 2025

Minecraft version

1.21

2 loader builds

Fabric 1.2.1+1.21.1-fabric 5 stable files · 5 total · 24 Oct 2025 NeoForge 1.2.1+1.21.1-neoforge 1 stable file · 2 total · 24 Oct 2025

Minecraft version

1.20.1

3 loader builds

Forge 1.2.1+1.20.1-forge 1 stable file · 1 total · 10 Sept 2026 Fabric 1.2.1+1.20.1-fabric 2 stable files · 2 total · 10 Sept 2026 NeoForge 1.2.1+1.20.1-forge 1 stable file · 1 total · 10 Sept 2026

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

Structure Pool API versions and loaders

17 of 17 releases match

1.2.1+1.20.1-forge

structure_pool_api-forge-1.2.1+1.20.1.jar

10 Sept 2026

Client Not supported Server Required Dependencies No extras listed Listed on Release listing

Check the 1.20.1 · Forge setup

1.20.1ForgeNeoForge release

Download on Modrinth

1.2.1+1.20.1-fabric

structure_pool_api-fabric-1.2.1+1.20.1.jar

10 Sept 2026

Client Not supported Server Required Dependencies 1 required · 1 unchecked Listed on Release listing

Check the 1.20.1 · Fabric setup

1.20.1Fabric release

Download on Modrinth

1.3.0+26.2-neoforge

structure_pool_api-neoforge-1.3.0+26.2.jar

5 Sept 2026

Client Not supported Server Required Dependencies No extras listed Listed on Release listing

Check the 26.2 · NeoForge setup

26.2NeoForge release

Download on Modrinth

1.3.0+26.2-fabric

structure_pool_api-fabric-1.3.0+26.2.jar

5 Sept 2026

Client Not supported Server Required Dependencies 1 required · 1 unchecked Listed on Release listing

Check the 26.2 · Fabric setup

26.2Fabric release

Download on Modrinth

1.3.0+26.1.2-fabric

structure_pool_api-fabric-1.3.0+26.1.2.jar

5 Sept 2026

Client Not supported Server Required Dependencies 1 required · 1 unchecked Listed on Release listing

Check the 26.1.2 · Fabric setup

26.126.1.126.1.2Fabric release

Download on Modrinth

1.3.0+26.1.2-neoforge

structure_pool_api-neoforge-1.3.0+26.1.2.jar

5 Sept 2026

Client Not supported Server Required Dependencies No extras listed Listed on Release listing

Check the 26.1.2 · NeoForge setup

26.126.1.126.1.2NeoForge release

Download on Modrinth

1.3.0+1.21.11-fabric

structure_pool_api-fabric-1.3.0+1.21.11.jar

26 Aug 2026

Client Not supported Server Required Dependencies 1 required · 1 unchecked Listed on Release listing

Check the 1.21.11 · Fabric setup

1.21.11Fabric release

Download on Modrinth

1.3.0+1.21.11-neoforge

structure_pool_api-neoforge-1.3.0+1.21.11.jar

26 Aug 2026

Client Not supported Server Required Dependencies No extras listed Listed on Release listing

Check the 1.21.11 · NeoForge setup

1.21.11NeoForge release

Download on Modrinth

1.2.1+1.21.1-fabric

structure_pool_api-fabric-1.2.1+1.21.1.jar

24 Oct 2025

Client Not supported Server Required Dependencies 1 required · 1 unchecked Listed on Release listing

Check the 1.21.1 · Fabric setup

1.211.21.1Fabric release

Download on Modrinth

1.2.1+1.21.1-neoforge

structure_pool_api-neoforge-1.2.1+1.21.1.jar

24 Oct 2025

Client Not supported Server Required Dependencies No extras listed Listed on Release listing

Check the 1.21.1 · NeoForge setup

1.211.21.1NeoForge release

Download on Modrinth

1.2.0+1.21.1-fabric

structure_pool_api-fabric-1.2.0+1.21.1.jar

19 Sept 2025

Client Not supported Server Required Dependencies 1 required · 1 unchecked Listed on Release listing

Check the 1.21.1 · Fabric setup

1.211.21.1Fabric release

Download on Modrinth

1.2.0+1.21.1-neoforge

structure_pool_api-neoforge-1.2.0+1.21.1.jar

19 Sept 2025

Client Not supported Server Required Dependencies No extras listed Listed on Release listing

Check the 1.21.1 · NeoForge setup

1.211.21.1NeoForge beta

Download on Modrinth

Looking for an older file? The official Modrinth project page is in Resources.

Structure Pool API

Which Structure Pool API release should I use?

Is Structure Pool API required on the client, server, or both?

What else does Structure Pool API 1.2.1+1.20.1-forge need?

Add Structure Pool API without breaking your instance.

Stick to this file

Bring the mods it needs

Put it on the correct side

Pick the file you checked

What does Structure Pool API add?

Structure Pool API

Structure Pool API by Minecraft version and loader

26.2

26.1.2

26.1.1

26.1

1.21.11

1.21.1

1.21

1.20.1

Structure Pool API versions and loaders

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