A daily updated filename extension database!

XY3 file extension

The table below provides useful information about the .xy3 file extension. It answers questions such as:

  • What is the .xy3 file?
  • What program do I need to open a .xy3 file?
  • How can the .xy3 file be opened, edited or printed?
  • How can I convert .xy3 files to another format?

Table of Contents

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

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

✅ XyWrite III Document

XY3 file is a XyWrite III Document. XyWrite is a word processor for DOS and Windows modeled on the ATEX mainframe program.
Category: Document files
Application: XyWrite for Windows
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
XY3 aliases:
XY3 related links:
XY3 related extensions:
XyWrite IV Document

XyWrite III Plus Document

Other types of files may also use the .xy3 file extension.

🚫 The .xy3 file extension is often given incorrectly!

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

cy3, sy3, xy, xye, xyw

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Cytel StatXact 5.0 Data
Harvard Graphics Symbol
XyWrite Document
ALEID2000 Coordinates Data
XyWrite IV Document

🔴 Can't open a .xy3 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 .xy3 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 .xy3 file extension, write to us!

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