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Informations about the DB3 filename extension and the file formats associated with it

We collected the information you should know about the .db3 filename on this page. If you were sent a(n) .db3 file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.db3 - Berkeley DB3 Database

The DB3 file is a Data file, which is connected to the Berkeley DB3 Database according to our registry. With the adequate settings, the Berkeley DB3 Database (.db3) files can be opened or converted with the help of Microsoft Office Excel.

Format description:
DB3 format
Microsoft Office Excel
Magic string:
- / -
Related links:
Oracle Berkeley DB
Related extensions:
Microsoft Excel Database Query
Delimiter-Separated Values
Excel Markup Language
Microsoft Excel Web Query
Microsoft Excel OLAP Query
Microsoft Excel OLE DB Query

Important! Programs other than the ones listed above may also use the .db3 file extension. Even harmful programs can create files with the .db3 extension to store data in them. Always be careful with .db3 files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .db3 file can’t be opened on your computer?

If the program necessary for opening the .db3 file is installed properly on your computer, then the quickest and simplest way to open the .db3 file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .db3 file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .db3 extension

The .db3 filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .db3 files.

bd3, rb3, dg3, dbr, db, dn3, dbw, dbe

Maybe you’re not even looking for the .db3 file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .db3 extension. It’s possible that the one you’re looking for is among them.

General Database File
Omnis Native Data File
ActiveSync Backup
Quattro Pro for Windows Spreadsheet
DeepBurner Disc Project
DB/TextWorks Database

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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