How to import blueprints factorio

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Last updated: April 4, 2026

Quick Answer: To import blueprints in Factorio, you can either copy and paste the blueprint string directly into the game or use the blueprint library interface. Ensure the blueprint string is valid and that you have enough in-game resources to place the blueprint.

Key Facts

What are Blueprints in Factorio?

Blueprints are a fundamental mechanic in Factorio that allow players to save, share, and reuse designs for their factories. Instead of manually rebuilding complex setups, players can create a blueprint of an existing structure and then place it anywhere in their world. This significantly speeds up factory expansion and optimization. Blueprints can range from simple item assemblers to intricate train networks and even entire production lines.

How to Import Blueprints

There are several methods to import blueprints into your Factorio game, primarily revolving around blueprint strings and the in-game blueprint library.

Method 1: Using Blueprint Strings (Copy & Paste)

This is the most common and straightforward method for importing blueprints you find online or receive from friends. A blueprint string is a long, encoded piece of text that contains all the information about the blueprint, including entities, their positions, connections, and even tile data.

  1. Find a Blueprint String: Locate a blueprint string on a Factorio blueprint sharing website (like FactorioPrints.com), a forum post, or directly from another player. These strings typically start with '0eNq...'.
  2. Copy the Blueprint String: Select the entire blueprint string and copy it to your clipboard (Ctrl+C or Cmd+C).
  3. Open Factorio: Launch Factorio and load your game world.
  4. Access the Blueprint Library: Press 'B' to open the blueprint library.
  5. Import Blueprint: Click on the 'Import' button (usually a down arrow icon) in the blueprint library.
  6. Paste the String: In the dialog box that appears, paste the blueprint string (Ctrl+V or Cmd+V).
  7. Confirm Import: Click 'OK' or 'Import'. The blueprint will now appear in your blueprint library, ready to be placed.

Once imported, you can select the blueprint from your library and place it in your world, provided you have the necessary resources. The game will highlight the area the blueprint will occupy and show you the required materials.

Method 2: Importing via the Blueprint Book

Blueprint books are special items in Factorio that can contain multiple blueprints. You can also import blueprints directly into a blueprint book.

  1. Obtain a Blueprint Book with the Blueprint: If someone shares a blueprint book file (.zip or .json), you can place it in your Factorio 'blueprint-storage' folder.
  2. In-Game Import: Alternatively, if you have a blueprint string, you can import it into a blueprint book directly. Open your blueprint library ('B'), create a new blueprint book (if you don't have one you want to use), and then import the blueprint string into that book using the import function within the book's interface.

Method 3: Using Mods (Less Common for Simple Imports)

While not typically necessary for basic blueprint importing, some mods can offer enhanced blueprint management features. However, for standard importing, the built-in methods are sufficient and recommended.

Creating and Sharing Your Own Blueprints

To create a blueprint from structures in your game:

  1. Select the Area: Use the selection tool (default is right-click and drag) to highlight the structures you want to blueprint.
  2. Create Blueprint: Press 'Q' (default keybind) while the selection tool is active, or click the 'Create Blueprint' button in the toolbar.
  3. Name and Save: A dialog box will appear. You can name your blueprint, choose an icon, and optionally add it to a blueprint book. Click 'Create Blueprint'.
  4. Share: Once created, the blueprint will be in your library. You can then copy its string (by clicking the blueprint in your library and then the 'Copy String' button) to share it with others.

Important Considerations

Mastering the blueprint system is key to efficiently scaling your factory in Factorio. By understanding how to import and export blueprints, you can leverage the collective ingenuity of the Factorio community to build bigger and better factories faster.

Sources

  1. Blueprint - Official Factorio WikiCC-BY-SA-3.0
  2. Blueprint String Help & Sharing - Factorio Forumsfair-use
  3. Factorio Blueprints Guide - FactorioMaps.comfair-use

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