A daily updated filename extension database!

XUL file extension

The table below provides useful information about the .xul file extension. It answers questions such as:

  • What is the .xul file?
  • What program do I need to open a .xul file?
  • How can the .xul file be opened, edited or printed?
  • How can I convert .xul files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ XML User Interface Language File

XUL file is an XML User Interface Language File. XUL (XML User Interface Language) is Mozilla's XML-based language that lets you build feature-rich cross platform applications that can run connected or disconnected from the Internet.
Application: XUL Explorer
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
XUL aliases:
XUL related links:
XUL related extensions:
Extensible Markup Language File

Other types of files may also use the .xul file extension.

🚫 The .xul file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

aul, cul, sul, xil, xui, zul

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Microsoft Excel Worksheet
ZK User Interface Layout
AviUtl Language File
XBLite Source Code
Xilize Markup Source
U-Law Compressed Audio File
Windows Cursor Library
GFA Raytrace Image
Xbox 360 User Interface Data

🔴 Can't open a .xul file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .xul file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .xul file extension, write to us!

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