CSFDB file format description

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

1 filename extension(s) found in our database.

.csfdb - Open CASCADE 3D Model

The CSFDB data files are related to Open CASCADE. The CSFDB file is an Open CASCADE 3D Model. Open CASCADE is a suite for 3D surface and solid modeling, visualization, data exchange and rapid application development.

Data files
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Open CASCADE 3D Model related extensions:
Skype Chat Style Data
POPmail Message Index
MyDraw Binary Library
TQSL Certificate Data
Sonnet Substrate Data
XML Digital Signature

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

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

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


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CSPro Database

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

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DataTypes.net >> CSFDB file