Opening an LXB File

The LXB file type is primarily associated with Lego Worlds.

LXB	File extension: LXB
	File type:	Stores game data

What is an LXB file?

LXB files mostly belong to Lego Worlds. An *.LXB file is a game data file primarily associated with Lego Worlds, a sandbox game developed by TT Games and published by The Lego Group. It stores various game elements, such as level designs, object placements, and other game-specific data. While sometimes mistaken for files related to Lego Battles or Lego Universe, *.LXB files are distinct and specifically designed for use within Lego Worlds.

How can I open an LXB file?

You need a suitable software like Lego Worlds to open an LXB file. You need a suitable software like Lego Worlds to open an LXB file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your LXB file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a LXB file directly in the browser:. Just drag the file onto this browser window and drop it.

Online LXB Text Viewer

Choose your .lxb file to analyze

or drag and drop it here

Online File Viewer

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What to Do When a .LXB File Fails to Open

Because .LXB files originate from various programs, they aren't universally openable.

1. Identify the Source: Files received from gamers or modders are often Game Data Files storing assets for Lego Worlds.
2. Check the Header: Inspect the first bytes in a hex viewer or text editor.
   • "PK" indicates a standard ZIP archive.
   • Readable XML/JSON suggests a configuration file.
   • Garbled text implies compiled binary game data.
3. Use the Original Software: The original program is usually required. Try opening it with Lego Worlds, a compatible modding tool, or ask the sender if uncertain.
4. Use this Webpage: Drag and drop your .LXB file here to detect the format, extract readable text or metadata, and preview the contents when possible.

LXB format details:

The file format determines how the data is stored in the file. The initial characters of a file are called signature, sometimes also referred to as "magic bytes". The signature can be used to infer the file format. However, different programs can use the same file extension. Furthermore, a file extension can be renamed incorrectly and double-clicking on it will then display an error when it is opened. So you need a detailed analysis of a file to find out the format and the associated program. Our analysis of the LXB files produces the following result:

The LXB file extension is not common and includes different formats for the applicable programs. The file formats most commonly found in LXB files are:

• 55% of all LXB files are associated with Toys for Bob data. The content consists of illegible binary data, which can only be read and interpreted by the associated programs. The files are on average 2 KB in size and range from 420 bytes to 26 KB. Examples of file names are challenge_level_000.lxb or Global.lxb. These files can be linked to level and challenge.
• 9% of all LXB files use ZIP compression, the LXB file contains a number of compressed files. LXB files contain from 3 to 9 compressed files. If you'd like to see the images and files included, just rename the file extension to .zip and double-click. Most of these files are 97 KB to 560 KB in size.

The remaining 36% of all LXB files are different files with different signatures. You can get all the details of your LXB file by dragging it onto this page or by clicking the button "Choose your .lxb file to analyze" above.