Blueprint (API)

Build & develop infinitely sized structures

3.0K Downloads

fabriclibrary

Rent Server with this Mod

Screenshots

About this Mod

Blueprint is a mod and API that can be used to save/load structures of any size.

Usage

Public builds of Blueprint can be found on the Modrinth page.

To use Blueprint as a dependency you can find the artefact on our public Maven repository.

build.gradle

repositories {
    maven {
        name = "MC Brawls"
        url  = "https://maven.mcbrawls.net/releases/"
    }
}

dependencies {
    include modImplementation ("net.mcbrawls:blueprint:$blueprint_version")
}

gradle.properties

blueprint_version=1.16.3+1.21.8

Getting Started

/blueprint-editor open <blueprint identifier> will open or create a new blueprint editor environment.
Use /blueprint-editor save to save the current blueprint editor you are in.
Use /blueprint-editor close to close the current blueprint editor environment.

Available Versions

Blueprint (API) 1.17.9 (1.21.11)release

MC 1.21.11fabric

January 4, 2026

Blueprint (API) 1.17.8+1.21.8release

MC 1.21.8, 1.21.9, 1.21.10fabric

October 13, 2025

Blueprint (API) 1.17.7+1.21.8release

MC 1.21.8, 1.21.9, 1.21.10fabric

October 7, 2025

Blueprint (API) 1.17.6+1.21.8release

MC 1.21.8fabric

September 29, 2025

Blueprint (API) 1.17.5+1.21.8release

MC 1.21.8fabric

September 22, 2025

How to Install Blueprint (API) 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 (1.21.11).

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.11, 1.21.10, 1.21.9 (+1 more)

Server-side

~ Optional

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Blueprint (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 3 GB RAM is allocated and the loader matches the mod version (1.21.11). You can switch loaders with one click in the panel.

Is Blueprint (API) compatible with fabric?

Blueprint (API) officially supports fabric for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Blueprint (API) – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Blueprint (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.