A udb file extension is related to the Microsoft Windows 2000 operating system. A udb file stores uniqueness database.

There are 5 other file types using
the UDB file extension!

udb icon.udb - Microsoft Works data

empty icon.udb - Dynamics AX user database

empty icon.udb - VBA32 Antivirus signature file

empty icon.udb - PINO 3-Server data

empty icon.udb - BurnSt document

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UDB file extension - Microsoft Windows uniqueness database

What is udb file? How to open udb files?

File type specification:

Database file type icon Database file type

The udb file extension is associated with the Microsoft Windows 2000 operating system for IBM-PC compatible computers.

It is used in setup, it provides answers that override defaults for unattended installs.

This udb file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

Updated: May 9, 2019

The default software associated to open udb file:

Microsoft Windows 2000 icon

Microsoft Corporation logoMicrosoft Windows 2000  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Windows 2000 is full 32-bit operating system based on Windows NT core for business workstations and servers released in 2000. It is the predecessor of popular Windows XP.  It is more comfortable than Windows NT 4.0 and supports advanced features such as the Universal Serial Bus (USB), IrDA for infrared devices, and FireWire. Windows 2000 was the first Windows NT system, which was also popular among home users.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.

List of recommended software applications associated to the .udb file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open udb file, edit udb file, convert udb file, view udb file, play udb file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with udb file - Microsoft Windows uniqueness database

Click on the software link for more information about Microsoft Windows 2000. Microsoft Windows 2000 uses udb file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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