A daily updated filename extension database!

DOCB file extension

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

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

✅ XXE Docbook Document

DOCB file is a XXE Docbook Document. XMLmind XML Editor (XXE) is a strictly validating, near WYSIWYG, DocBook editor, DITA editor, MathML editor, XHTML editor, XML editor.
DOCB format description not yet available
Category: Document files
Application: XMLmind XML Editor
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DOCB aliases:
DOCB related links:
DOCB related extensions:

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

🚫 The .docb file extension is often given incorrectly!

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

dcb, dob, doc, ocb

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Microsoft Word Document
Visual Basic ActiveX Document Form
Concordance Database
Corel WordPerfect Document
DAZ Studio Custom Brick
WordStar 2000 Document
DOpus Configuration Backup
Origin Code Builder Object

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

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