B25 file format description

Many people share .b25 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .b25 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .b25 files.

1 filename extension(s) found in our database.

.b25 - Ovation Pro for RISC OS DDL Data

The B25 development files are related to Ovation Pro for RISC OS. The B25 file is an Ovation Pro for RISC OS DDL Data. Ovation Pro is a Desktop Publishing (DTP) software.

Ovation Pro for RISC OS
Development files
- / -
Ovation Pro for RISC OS DDL Data related extensions:
Xcode User-specific Project Settings
PDP-10 BCPL Compiler Source Code
RealBasic Menu Data
Compact HAM Library
HAM Executable File
Logtalk Source Code

Naturally, other applications may also use the .b25 file extension. Even harmful programs can create .b25 files. Be especially cautious with .b25 files coming from an unknown source!

Can't open a .b25 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 .b25 file extension is often given incorrectly!

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

b2, b5

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

VTrain Data File
OpenEdge ABL Before Image

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 .b25 file format, then write to us!

DataTypes.net >> B25 file