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Details of the .kdbx file extension

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

  • What is the .kdbx file?
  • What program do I need to open a .kdbx file?
  • How can the .kdbx file be opened, edited or printed?
  • Where can I find the specifications for .kdbx?
  • Which MIME-type is associated with the .kdbx extension?
  • How can I convert .kdbx files to another format?
  • What are other, similar filename extensions to .kdbx?

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

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

.kdbx file extension details

KeePass v2 Password Database

KeePass v2 Password Database .kdbx file icon
KDBX file is a KeePass v2 Password Database. KeePass Password Safe is a free, open source, cross-platform and light-weight password management utility for Microsoft Windows, with unofficial ports for Linux, Mac OS X, iOS, Android, and Windows Phone.
KDBX format description not yet available
Category: Data files
Application: KeePass
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
KDBX aliases:
KDBX related links:
KDBX related extensions:
KeePass v1 Password Database

KeePass v2 Language Data

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

.kdbx file extension error

The .kdbx file extension is often given incorrectly!

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

kdb, dbx, mdbx, kbx, kdx

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Key Database File
KeePass v1 Password Database
Microsoft Outlook Express Folder Database
Microsoft Access JET Database
GnuPG Keybox File
Google Earth Import Definition
open .kdbx file

Can't open a .kdbx 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 .kdbx file association, check the FAQ.

.kdbx file extension

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 .kdbx file extension, write to us!

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