B3 file format description

Many people share .b3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .b3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .b3 files.

2 filename extension(s) found in our database.

.b1 - VTrain Data File

The B1 data files are related to VTrain. The B1 file is a VTrain Data File. VTrain is a complete tool that will help you improve your vocabulary in several languages, with a simple and entertaining learning system.

Data files
- / -
b2, b3, b4, b5
VTrain Data File related extensions:
VTrain Data File
VTrain Box Data
VTrain Learning Card
VTrain Vocabulary Trainer Data

.bi - OpenEdge ABL Before Image

The BI development files are related to Progress OpenEdge. The BI file is an OpenEdge ABL Before Image. OpenEdge Advanced Business Language is a business application development language created and maintained by Progress Software Corporation (PSC). The Before Image file(s) stores information about every transaction which makes a change to the database.

Progress OpenEdge
Development files
- / -
b1, b2, b3
OpenEdge ABL Before Image related extensions:
J Language Labs File
Microsoft Expression Web ASMX Data
Visual Studio Logical Datacenter Diagram Data
Scarlett Expert System Compiler Query Data
LB Booster Program
NML Language Source Code

Naturally, other applications may also use the .b3 file extension. Even harmful programs can create .b3 files. Be especially cautious with .b3 files coming from an unknown source!

Can't open a .b3 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .b3 file extension is often given incorrectly!

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

3b, be, br, bw, g3, h3, n3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Gerber Inner Routing Layer 1 Data
SGI Black and White Image
3D-Coat Project
Wii U Hash Data
SEZ Online Bill of Entry Document
Notation3 Document

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .b3 file format, then write to us!

DataTypes.net >> B3 file